The month so far - in the British Isles

Data for last month can be found here

The data below are for the month of Sep 2021.

 site -09GMT MSL Pressure- --Rainfall-- --Maximum Temp--- --Minimum Temp--- --Sunshine-- Mean Temp Rain -Sun Pres09                      
        mean   high    low  Total 12hMx  Mean  High   Low  Mean  High   Low  Total   Max Temp Anom             Anom                      
          mb     mb     mb     mm    mm     C     C     C     C     C     C     hr    hr    C    C    %    %     mb                      
03002                                                      10.8  13.9   6.1                                          Baltasound          
03005 1014.0 1034.3  993.6                                 10.7  13.7   6.3                                    +3.3  Lerwick             
03008 1014.5 1034.7  995.9   71.0  20.0  14.0  16.8  11.1  11.3  13.4   8.6              12.6 -1.1   85              Fair Isle           
03017 1014.3 1036.0  995.4  124.8  30.0  15.9  22.9  10.6  10.9  14.9   6.9   81.5   9.9 13.4 +1.9  132   88*        Kirkwall            
03023 1014.3 1037.4  996.3   64.2  12.0  15.9  18.8  13.7  12.3  14.8   8.2              14.1 +1.4   61              South Uist Range    
03026 1014.2 1038.0  996.7  106.4  27.0  15.7  19.4  12.8  11.8  14.7   8.2   42.4   8.5 13.8 +2.1   98        +3.2  Stornoway           
03034 1014.8 1037.9  997.4   69.6   9.0  16.7  21.7  12.5  12.0  15.4   6.9              14.3 +1.9                   Aultbea             
03044 1014.6 1037.4  997.3   86.2  17.0  17.5  25.0  12.0  10.2  15.8   4.1   72.0   9.7 13.9 +2.7   81              Altnaharra          
03047                                                      10.0  14.9   3.2   46.8  11.0                             Tulloch Bridge      
03062 1015.0 1037.1  996.7   60.2  17.0  18.2  24.7  12.9  10.8  14.9   5.4              14.5 +2.5  112              Tain Range          
03063 1015.3 1037.2  997.5   51.0  14.0  17.9  26.8  11.2  10.3  15.3   3.7   82.4   9.1 14.1                        Aviemore            
03066 1015.1 1037.2  996.3   72.4  22.0  18.6  25.4  12.8  11.6  16.7   6.1  100.7   9.2 15.1 +2.7  108   96*        Kinloss             
03068 1015.2 1037.0  995.9   72.2  25.0  18.2  23.5  12.5  11.5  15.9   5.1              14.8 +2.6  103              Lossiemouth         
03075 1014.6 1036.2  995.5   87.6  19.0  16.1  23.0  10.1  11.0  16.0   3.4              13.5 +2.1  118              Wick                
03080 1015.4 1036.3  995.9   75.6  27.0  19.0  27.8  12.7   9.9  14.6   3.0              14.4 +2.9  111              Aboyne              
03088 1015.7 1035.4  993.6               17.3  24.3  12.0  11.5  14.2   6.6              14.4 +2.5                   Inverbervie         
03091 1015.5 1035.8  993.6   45.8  13.0  18.6  25.9  12.9  11.4  15.0   4.9  104.8   9.8 15.0 +2.7   69   94*  +3.0  Aberdeen Dyce       
03171 1016.3 1035.9  996.1               18.7  23.3  12.8  11.5  15.1   6.4  103.7  12.7 15.1 +2.5        83*        Leuchars            
03100 1015.3 1036.6  997.1                                                                                     +3.0  Tiree               
03105 1016.2 1036.2  999.1   59.2  12.0  17.1  23.3  14.4  11.9  15.5   5.7              14.5 +1.9   52              Port Ellen          
03111 1016.4 1036.0  999.3   48.4  15.0  17.6  24.6  14.2  11.9  15.2   6.8              14.7 +1.8   45              Machrihanish        
03132 1017.2 1035.8 1000.4                                 10.9  15.8   3.0                                          West Freugh         
03134 1016.7 1035.9  998.8   85.4  22.0  18.9  28.2  14.5  11.6  15.9   5.4   60.7  12.8 15.2                        Glasgow Bishopton   
03136                                                      12.4  17.2   7.1   74.6  12.8                  61         Prestwick           
03144 1016.6 1035.9  997.6   67.4  14.0  19.1  27.3  14.0  10.9  16.5   3.6              15.0 +2.7   86              Strathallan         
03153 1016.9 1035.0 1000.1                                 12.2  16.6   8.6   83.8   8.2                             Dundrennan          
03155 1016.6 1035.4  998.9   69.0  20.0  17.8  26.7  12.3  10.8  15.3   5.0              14.3 +2.7   88              Drumalbin           
03158                                                      11.8  15.4   4.9                                          Charterhall         
03166 1016.6 1035.9  997.8   43.6  12.0  18.9  25.3  13.1  11.4  16.7   5.1              15.2 +2.3   75              Edinburgh Gogarbank 
03204 1017.5 1035.5 1001.5                                 13.3  17.3   8.8  109.2  11.1                  79         Ronaldsway          
03210 1017.5 1035.4 1000.7   79.0  33.0  17.8  26.2  14.4  12.6  17.1   8.6              15.2 +2.1   83              St Bees Head        
03212 1017.5 1035.5 1000.5   63.8  24.0  19.4  27.9  14.8  11.7  17.6   5.2              15.6 +2.7   50              Keswick             
03214 1017.7 1035.1 1000.8   43.0   9.0  19.3  29.0  15.9  13.1  17.6   7.5              16.2 +2.2   46              Walney Island       
03220 1017.5 1035.6  999.9   35.2  13.0  19.3  29.5  14.8  12.2  16.4   5.0              15.8 +2.6   47              Carlisle            
03225 1017.5 1035.0  999.8   23.8   9.0  18.1  26.2  13.6   9.6  15.5   1.2   91.8  11.7 13.8 +2.4   19              Shap Fell           
03226 1017.3 1034.8  999.4   23.8  10.0  18.2  26.5  14.2  11.5  16.7   4.1              14.9 +2.7   31              Warcop Range        
03230 1017.1 1035.5  997.9   29.2   9.0  18.2  26.6  13.0  10.0  14.4   1.2              14.1                        Redesdale           
03238 1016.8 1034.9  997.5   30.2  13.0  18.9  27.1  12.9  11.6  14.9   5.5              15.3 +3.0   46              Albermarle          
03240                                                      12.4  15.5   7.8   97.9  11.5                  71         Boulmer             
03257 1017.6 1034.4  998.8   21.6  12.0                    11.9  15.7   6.3                          40        +2.9  Leeming             
03265 1017.9 1034.4  999.0               20.7  28.1  15.5                                                            Topcliffe           
03275 1017.1 1033.7  996.8   22.8  11.0  19.7  27.0  14.0  12.7  15.9   9.4              16.2 +3.3   43              Loftus              
03281                        35.0  11.0                                                              41              Fylingdales         
03292 1017.3 1032.8  995.9   29.6  10.0  19.4  24.0  15.5  13.5  16.3  10.2              16.4 +2.5   55              Bridlington         
03344 1017.7 1034.3 1000.0   26.4   9.0  18.5  26.6  13.0  12.1  15.2   7.8              15.3 +2.9   34              Bingley             
03354 1018.2 1033.5 1001.7   22.2  11.0  21.0  29.6  15.4  12.7  16.8   9.7  112.8  11.9 16.9                        Nottingham Wea Cen  
03373 1017.7 1032.9  999.9   19.6   9.0  21.3  29.1  16.1  12.4  17.1   8.4              16.8 +2.9   37              Scampton            
03377 1018.0 1033.3 1000.3                                 13.1  17.3  10.4                                    +2.7  Waddington          
03379 1018.1 1033.2 1000.7   25.6  15.0  21.5  29.8  15.7  12.4  17.1   9.7              17.0 +2.8   49              Cranwell            
03382 1017.5 1033.1  998.5   29.6  11.0  20.5  28.1  15.4  12.6  16.9   8.1  126.2  11.9 16.6 +2.6   51   86         Leconfield          
03385 1017.7 1032.6  998.0               19.7  26.1  16.0  13.7  17.4   9.8              16.7                        Donna Nook          
03391 1018.0 1032.9  999.3                                                                                           Coningsby           
03392 1017.9 1032.5  999.4   34.6  27.0  20.7  27.6  16.8  13.0  17.3   7.5              16.9 +2.9   64              Wainfleet           
03302 1017.8 1034.6 1003.4   81.2  35.0  19.4  29.4  16.2  13.4  17.8   8.1   99.4  12.0 16.4 +2.2  114   76*  +2.8  Valley              
03301 1017.8 1034.6 1003.4   77.4  29.0  19.3  29.1  15.6  11.9  16.3   5.2              15.6                        Raf Mona            
03313 1018.0 1034.7 1003.0   63.6  21.0  19.9  28.5  15.5  12.7  16.8   8.5              16.3 +2.4   85              Rhyl                
03316 1018.0 1034.7 1002.2   39.6  12.0  20.1  29.6  16.4  13.5  17.4   7.5              16.8 +2.7   55              Crosby              
03318                        26.4   8.0                                                                              Blackpool           
03321 1018.2 1034.5 1003.5   32.0  10.0  21.0  29.5  15.9  12.0  16.8   6.4  104.7  11.5 16.5 +2.6   53              Hawarden            
03405 1018.5 1034.8 1004.9   50.2  28.0  18.6  27.2  15.3  13.9  19.7   9.1  118.4  12.0 16.2 +2.1   77              Aberdaron           
03410 1017.7 1033.8 1003.5               18.0  25.9  13.9  11.6  16.5   7.6  103.4  11.8 14.8 +2.7                   Lake Vrynwy         
03502 1017.9 1033.5 1006.0   65.2  30.0  18.5  26.1  15.7  13.3  20.5   9.3   89.6  10.6 15.9 +2.2   92   63*  +2.2  Aberporth           
03503 1018.0 1033.6 1005.6               20.3  30.1  16.2  11.7  16.9   5.5              16.0 +2.4                   Trawscoed           
03507 1018.2 1033.3 1006.4   69.0  24.0  18.7  26.3  14.1  10.3  15.3   4.6              14.5                        Sennybridge         
03604 1018.0 1032.8 1006.0   64.6  21.0  19.2  26.4  16.3  13.8  19.6   9.6              16.5                        Milford Haven       
03605 1018.2 1032.9 1006.3   44.6  11.0  19.7  28.4  17.1  12.5  20.1   4.7              16.1 +2.1   57              Pembrey Sands       
03609 1018.8 1033.2 1007.2   36.4  10.0  19.6  25.2  16.6  14.7  19.8  10.1              17.2 +2.1   47              Mumbles             
03716 1018.2 1032.0 1006.8   34.8  12.0  20.3  28.8  16.8  13.4  17.0   9.5  110.3  11.3 16.9 +2.2   42   68         St Athan            
03330 1018.0 1033.8 1002.7   38.6  17.0  18.7  26.2  14.7  12.3  17.4   7.5              15.5 +3.1   44              Leek Thorncliffe    
03414 1018.1 1033.8 1004.0   28.0  11.0  21.0  29.6  16.8  11.8  17.0   5.4  104.4  10.5 16.4 +2.9   49   89*        Shawbury            
03520 1018.4 1033.6 1005.6   30.4  15.0  21.3  29.3  16.6  10.3  14.9   3.6  116.2  11.7 15.8 +2.0   50              Shobdon             
03522 1018.7 1033.8 1006.2   27.0  13.0  21.5  29.0  17.1  11.4  14.8   6.8              16.5 +2.5   53              Hereford Credenhill 
03529 1018.9 1033.7 1006.0   44.8  19.0  22.2  30.3  16.6  11.8  16.6   4.9              17.0 +2.6   86              Pershore            
03535 1018.1 1033.3 1004.1   23.6   7.0  22.0  30.4  15.6  12.3  16.8   8.1              17.1 +3.0   38              Coleshill           
03649 1018.5 1032.5 1006.1   21.2   7.0  21.8  29.3  16.9  12.6  16.6   7.7  117.6  12.0 17.2 +2.8   37   79         Brize Norton        
03658 1018.4 1032.1 1006.2   19.0   7.0  22.3  29.5  18.4  11.3  17.2   4.7              16.8 +2.5   37              Benson              
03660 1018.3 1032.2 1005.7   17.6   6.0  21.0  27.9  16.5  12.8  16.0   8.9              16.9 +2.9   26              High Wycombe        
03462 1017.8 1032.4 1001.2   17.4  10.0  22.1  30.0  16.2  12.2  16.5   8.2  125.5  11.9 17.2 +2.9   32   85         Wittering           
03469 1018.0 1032.5  999.6   39.6  26.0  21.6  29.3  16.9  12.7  16.3   7.8              17.2 +2.8   71              Holbeach            
03482 1018.2 1032.1 1001.1   44.4  35.0                    12.7  16.3   8.6                          80              Marham              
03488 1017.9 1031.8 1001.9   67.0  24.0  20.8  27.7  16.5  14.2  17.2  10.7  131.7  12.1 17.5 +2.6  129              Weybourne           
03931 1017.8 1031.1 1002.9                                                                                           Tibenham            
03560 1018.3 1032.4 1003.5   19.8  10.0  21.7  29.3  16.9  12.2  16.0   9.0              16.9 +2.5   36              Bedford             
03590 1018.1 1031.2 1003.5   17.4   9.0  21.9  27.9  17.6  12.7  16.5   9.0  128.9  11.8 17.3 +3.0   33   95*        Wattisham           
03684 1018.0 1031.4 1003.2   65.2  41.0  21.6  27.7  17.2  12.4  15.9   9.1              17.0 +2.5  125              Andrewsfield        
03693 1018.3 1031.1 1004.4   13.8   9.0  21.4  24.9  18.7  13.4  17.8   8.1  156.0  12.0 17.4 +2.1   32              Shoeburyness        
03707 1018.3 1032.1 1006.2   43.0  22.0  20.7  29.5  17.2  13.0  18.9   7.5              16.8        60              Chivenor            
03710 1018.0 1031.5 1006.2               18.8  26.5  13.6                                                            Liscombe            
03740 1018.5 1032.4 1007.3   25.8  11.0                    12.8  15.8   8.5  123.1  12.0             46   83*  +2.2  Lyneham             
03743 1018.3 1031.7 1007.6                                 12.2  15.9   6.2                                          Larkhill            
03803 1018.2 1032.0 1006.3   28.8  14.0  19.3  21.4  16.6  14.9  17.4  11.0              17.1 +1.7   43              Scilly/St. Marys    
03808 1018.3 1031.7 1006.1   78.8  35.0  19.1  26.5  16.1  13.5  18.1   9.9  107.5  11.9 16.3 +1.7  102   76   +1.7  Camborne            
03809 1018.1 1031.4 1006.1   36.2  16.0  19.3  24.0  16.5  13.3  17.1   9.1              16.3 +2.0   50              Culdrose RNAS       
03823                                                      12.0  17.6   8.7                                          Cardinham           
03827                                                      13.1  18.2   8.6                                          Plymouth            
03840 1018.1 1031.5 1006.7                                 11.6  17.0   8.4                                          Dunkeswell          
03853 1018.4 1032.0 1007.1                                 11.8  17.8   5.1  102.9  11.8                  72         Yeovilton           
03844 1018.4 1031.7 1006.4                                                                                           Exeter AirportNo2   
03930 1018.5 1032.6 1007.0                                                                                           Almondsbury         
03857 1018.4 1031.1 1007.5                                 14.9  18.2  12.6                                          Isle of Portland    
03672 1018.5 1031.8 1005.7   34.8  15.0  22.6  30.4  18.4  13.0  17.1   7.7              17.8 +2.7   69              Northolt            
03746 1018.3 1031.6 1007.7   19.4   9.0  21.7  28.7  17.8  12.5  16.2   7.0              17.1 +2.8   33              Boscombe Down       
03749                                                      12.5  16.6   6.9                                          Middle Wallop       
03761 1018.4 1031.6 1007.2   23.6   7.0  21.4  28.2  17.4  12.4  16.3   7.9  117.0  12.0 16.9 +2.5   38   76         Odiham              
03768 1018.4 1031.5 1006.9   22.2   5.0  21.5  28.3  17.5  11.9  16.3   6.3              16.7                        South Farnborough   
03769 1018.2 1030.7 1006.5   22.2   7.0  21.9  28.8  17.8  11.7  16.6   7.2  109.7  11.6 16.8 +2.5   32   71         Charlwood           
03770                        32.4  17.0                                                                              St James Park       
03781 1018.3 1031.1 1006.0   24.6  10.0  20.4  27.2  16.5  12.9  18.3   8.6              16.6 +2.2   35              Kenley              
03796 1018.3 1030.6 1006.0                                 14.4  17.6   9.3                                          Langdon Bay         
03797 1018.4 1030.6 1006.3    5.0   3.0  21.3  26.0  17.6  13.9  16.4  10.1  156.8  11.9 17.6 +2.3   11  106*  +2.1  Manston             
03862 1018.4 1031.4 1007.9   13.4   8.0  22.1  28.1  18.8  11.2  17.0   4.8  120.5  11.9 16.6 +2.3   21   84*  +1.8  Bournemouth Hurn    
03866 1018.1 1030.9 1008.3    7.6   3.0  20.0  23.1  17.7  15.2  18.6  12.0              17.6                        St Catherines Point 
03872 1018.3 1031.0 1008.4                                                                                           Thorney Island      
03876 1018.4 1031.1 1007.4   14.2   7.0  21.3  26.7  17.6  12.7  17.6   7.7              17.0 +2.4   23              Shoreham            
03882 1018.2 1030.6 1006.4   26.4  14.0  21.8  29.2  17.8  13.1  16.7   8.6              17.5 +2.7   40              Herstmonceux        
03894 1018.4 1031.0 1008.3                                                                                     +1.2  Guernsey Airport    
03895 1018.1 1030.6 1008.6   47.6  26.0  21.0  30.9  17.2  14.6  18.1   9.4  171.7  12.3 17.8 +2.0   74   93         Jersey Airport      
03901 1016.2 1035.3 1000.6   61.0  13.0  18.9  24.5  14.9  12.1  16.5   6.7              15.5                        Thomastown          
03904 1016.2 1035.9 1000.1   52.8   9.0  18.9  25.2  15.1  11.8  16.7   5.7              15.3 +2.7   58              Castlederg          
03907                                                      12.0  16.7   5.6                                          Magilligan          
03911 1016.5 1035.9 1000.5   73.0  17.0  17.2  23.5  13.3  11.2  15.4   6.7              14.2                        Lough Fea           
03915 1016.1 1035.6  999.8   57.4  15.0  18.6  24.7  14.6  11.9  16.3   7.1              15.3                        Port Glenone        
03916                                                      11.2  15.4   6.5                                          Ballypatrick Forest 
03917 1016.7 1036.0 1000.7   44.8   9.0  18.7  25.2  15.0  12.5  16.1   8.0   61.4  11.0 15.6 +2.6   60   57*  +2.7  Aldergrove          
03923 1016.4 1035.2 1000.9   56.2  22.0  18.2  23.5  14.1  12.0  15.5   8.1              15.1 +2.5   73              Glennane            
03953 1017.4 1032.6 1000.9  100.8  20.0  18.2  27.9  15.0  13.8  18.5   9.3              16.0 +1.9   81        +2.1  Valentia            
03955 1017.7 1033.1 1004.0   78.4  15.0  17.7  23.3  13.4  12.6  16.4   6.6   60.6  10.2 15.2 +1.9   83   45   +2.6  Cork Airport        
03956 1017.8 1033.6 1005.6   41.8  10.0                    13.3  17.0   9.4                                    +2.4  Johnstown Castle    
03962 1017.4 1034.2 1001.9   53.7  15.0  19.0  27.9  15.0  13.7  17.0   8.8   72.4   9.8 16.4 +2.1   71   59   +2.5  Shannon Airport     
03967 1017.3 1034.8 1003.2   34.8  11.0  19.2  23.6  14.1  12.3  15.8   7.5   79.7  10.5 15.7                        Casement Aerodrome  
03969 1017.5 1035.2 1003.5   35.0  13.0  19.0  22.9  14.2  12.0  15.8   6.5   82.8  11.1 15.5 +2.1   59   63   +2.7  Dublin Airport      
03973 1016.8 1035.3 1000.1  125.1  19.0  16.7  24.7  12.7  11.8  16.2   7.0              14.3                        Connaught Airport   
03976 1016.2 1035.5  999.4   78.0  14.0  17.4  21.6  15.2  13.0  16.0   8.2              15.2 +1.6   77        +2.5  Belmullet           
03952 1017.7 1032.9 1004.3   72.5  16.0  18.2  23.6  14.3  13.9  17.8   9.8              16.0                        Roches Point        
03970 1016.8 1035.2  999.9   68.6  12.0  18.1  26.4  13.5  12.2  16.5   6.7              15.2                        Claremorris         
03971 1017.1 1034.9 1002.8   40.3   8.0  18.9  25.4  14.5  12.0  16.4   6.8              15.4                        Mullingar           
03978 1016.4 1036.2  999.6   52.0   8.0                                                                              Finner              
03961 1017.8 1034.3 1004.9   26.9   7.0  19.6  26.2  14.8  12.6  16.5   8.5              16.1                        Oak Park            
03979 1016.7 1035.4 1001.7   37.2  10.0  18.6  23.5  14.2  12.0  16.2   5.6              15.3                        Ballyhaise          
03966 1017.3 1034.6 1002.4   44.3   8.0                                                                              Gurteen             
03963 1016.7 1034.8  999.9   81.0  23.0  17.7  25.7  14.8  14.0  18.0   9.7              15.9                        Mace Head           
03951 1017.7 1032.4 1003.4   62.5  14.0  18.2  23.8  14.5  14.1  17.4  10.0              16.1                        Sherkin Island      
03980 1015.8 1036.3  999.1   50.2  11.0                    12.8  16.3   8.8                          52        +2.8  Malin Head          
 site -09GMT MSL Pressure- --Rainfall-- --Maximum Temp--- --Minimum Temp--- --Sunshine-- Mean Temp Rain -Sun Pres                        
The data above are for the month of Sep 2021 ending at 00GMT on day 28.

Averages refer to the period 1981-2010 in all cases.

09GMT MSL Pressure (mb) : mean, highest and lowest MSL pressure at 0900GMT
Rainfall (mm) : total starting 0600GMT/1st, and greatest 12-hour fall ending 06GMT or 18GMT
Maximum Temperature (degC) : for the period 06-18GMT, mean, highest and lowest
Minimum Temperature (degC) : for the period 18-06GMT, mean, highest and lowest
Sunshine (h) : total and highest daily value
Mean Temperature (degC) : the average of the mean maximum and mean minimum
Temperature anomaly (degC) : the departure from the climatological average
Rainfall percentage (%) : the monthly total as a percentage of the climatological average
Sunshine percentage (%) : the monthly total as a percentage of the climatological average (an asterisk denotes site now uses a Kipp-Zonen instrument). This change was made to the tables on 27.08.2008. Climatological averages are for 30-years of pseudo-KZ observations in this case)
Pressure anomaly (mb) : the departure from the climatological average

Interested in finding out more about weather averages and extremes for 1981-2010 for about 250 sites in the British Isles? Then the new publication Climatological averages for 1981-2010 and 2001-2010 is what you need.




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