The month so far - in the British Isles

Data for last month can be found here

The data below are for the month of Apr 2018.

 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                        44.0   7.0   8.8  14.8   4.7   3.2   7.5  -3.4               6.0 -0.3   68              Baltasound          
03005                        35.9   4.0   8.5  14.1   3.4   3.7   7.3  -1.9  147.6  13.9  6.1 +0.3   51  123         Lerwick             
03008                        30.4   5.0   8.0  12.6   3.4   4.4   7.4   0.1               6.2 -1.8   60              Fair Isle           
03017                                                       4.0   7.8  -1.1  152.1  13.0                 121*        Kirkwall            
03026                        69.6  17.0  10.8  16.1   5.3   5.0   9.5  -1.1  185.5  14.2  7.9 +0.8   95              Stornoway           
03031                        67.4  10.0  10.2  16.7   2.9   1.9  12.0  -7.0  110.4  11.1  6.1 +0.3   72              Loch Glascarnoch    
03034                                    11.3  17.3   4.6                                                            Aultbea             
03063                        40.8   7.0  11.6  18.3   2.9   2.3  12.1  -5.4  153.0  11.6  6.9                        Aviemore            
03066                        31.2   6.0                     4.1  13.4  -3.1  175.6  14.3             75  139*        Kinloss             
03068                        29.6   4.0  11.8  19.3   4.6   3.9  13.5  -3.8               7.9 +0.5   72              Lossiemouth         
03075                                                       3.8   9.4  -3.2                                          Wick                
03080                                    11.6  18.9   3.0                                                            Aboyne              
03088                        53.8   8.0   9.8  17.6   2.5   3.7   7.7  -0.9               6.8 +0.3  113              Inverbervie         
03091                        38.4   6.0  11.6  19.6   4.2   4.0  10.0  -0.7  162.4  13.1  7.8 +0.7   65  120*        Aberdeen Dyce       
03100                                                       5.1   9.0  -2.6  185.0  13.9                             Tiree               
03105                        69.8  10.0  11.0  14.9   5.2   4.6   9.4  -3.6               7.8 +0.2   90              Port Ellen          
03111 1008.6 1023.1  988.1   70.2  11.0  10.8  16.0   4.7   5.1   8.9  -2.0               8.0 +0.2   94              Machrihanish        
03132                        61.6   8.0  11.0  15.4   3.6   4.5   8.8  -1.5               7.7 -0.0   93              West Freugh         
03134                        74.2  11.0  11.6  18.7   3.7   4.9  11.0  -2.0  104.1  14.1  8.2                        Glasgow Bishopton   
03136 1009.1 1023.1  989.0   69.6  10.0  11.7  17.7   4.2   5.4  10.5  -1.7  125.2  13.8  8.5 +0.5        79         Prestwick           
03144                                    11.3  17.9   2.3                                                            Strathallan         
03153                       103.4  14.0   9.9  16.2   2.0   4.9   8.4  -0.7  119.6  13.0  7.4                        Dundrennan          
03158                                                       4.3  10.9  -1.6  147.6  13.6                             Charterhall         
03162                       132.0  19.0  10.0  17.7   1.5   3.6   8.7  -4.0   84.2  10.5  6.8 +0.6  135   71*        Eskdalemuir         
03166 1009.5 1022.1  990.3   69.2  14.0  11.5  19.4   2.7   4.8  10.6  -0.9  132.0  12.4  8.2 +0.3  150   97         Edinburgh Gogarbank 
03204 1009.3 1024.9  986.6   71.8  17.0  10.7  14.6   5.1   6.1   9.0   0.4  155.6  13.5  8.4 +0.2  129   91         Ronaldsway          
03210                                                       5.4   9.8   0.8                                          St Bees Head        
03212                        87.6  15.0                                                             107              Keswick             
03214                        93.8  15.0  12.1  19.5   4.6   5.9  10.7   0.7               9.0 +0.4  167              Walney Island       
03220                                                       5.7  12.7  -1.1                                          Carlisle            
03224                                    10.0  19.0   0.3                                                            Spadeadam           
03225                                    10.8  18.9   2.0                                                            Shap Fell           
03226                        51.8  18.0                     5.1  13.5  -2.2                         103              Warcop Range        
03351                                                       6.3  14.4  -0.5  105.9  13.2                             Rostherne           
03230                        58.4  11.0  10.8  20.9   1.3   3.1   8.7  -3.2               6.9                        Redesdale           
03238                        59.8  11.0  11.6  23.6   2.2   4.7  12.3  -1.5               8.1 +1.0  106              Albermarle          
03240 1010.1 1022.4  989.4               11.0  19.9   4.0   4.9   8.0   1.0  146.9  13.2  7.9 +0.6        93         Boulmer             
03257                        64.2  12.0  12.6  24.5   4.6   5.1  11.9  -0.1  116.1  13.2  8.9 +0.8  128   87*        Leeming             
03265                                    12.9  24.9   5.7                                                            Topcliffe           
03266                        83.2  18.0  13.2  25.7   5.6   6.1  13.2   0.8               9.7 +1.4  166              Linton-on-Ouse      
03275                        73.6  18.0  11.7  22.7   4.3   5.5  13.2   0.2               8.6 +1.3  157              Loftus              
03281                        90.6  19.0                                                             120              Fylingdales         
03292 1010.2 1024.6  990.0               11.4  19.2   5.8                                                            Bridlington         
03344                       115.2  24.0  11.0  23.2   2.2   4.9  13.4  -0.5               7.9 +1.0  158              Bingley             
03354 1010.6 1025.8  990.7   86.4  16.0  13.0  25.9   5.1   6.3  14.1   0.2   98.5  13.0  9.7                        Nottingham Wea Cen  
03373                        84.6  15.0  13.3  25.9   6.0   6.3  13.1   1.2               9.8 +1.6  178              Scampton            
03377 1010.5 1025.9  991.0   77.6  15.0  13.3  26.1   5.3   6.4  13.0   1.7   98.5  12.9  9.8 +1.4  167   63*  -3.8  Waddington          
03379                                    13.4  26.3   5.6   6.1  13.1   0.8               9.7 +1.3                   Cranwell            
03382                        72.4  19.0  13.0  25.7   5.9   5.9  13.3   1.7  110.5  13.4  9.5 +1.3  147   72         Leconfield          
03385                                    12.4  23.7   5.6   6.5  11.5   2.3               9.4                        Donna Nook          
03391                        78.6  12.0  13.8  26.4   6.3   6.7  12.3   2.8              10.2 +1.6  181              Coningsby           
03392                        69.8  12.0  13.0  22.8   6.5   6.4  10.1   2.3               9.7 +1.6  171              Wainfleet           
03302 1009.4 1026.1  987.0   65.0  11.0  12.1  19.6   8.4   6.6   9.9   1.8  140.6  13.4  9.3 +0.6  118   87*  -4.6  Valley              
03301                                    12.4  21.3   7.7                                                            Raf Mona            
03313                        60.4  14.0  12.5  22.0   7.1   6.2  12.4   0.1               9.3 +0.7  123              Rhyl                
03316                        74.2  14.0  12.9  22.5   7.5   6.3  11.8  -0.5               9.6 +0.9  137              Crosby              
03321                        93.8  16.0  13.4  22.0   7.9   5.9  12.5  -0.3  120.3  13.0  9.6 +1.0  189              Hawarden            
03405                        78.0  18.0  10.7  17.8   6.4   6.2   9.4   2.6  146.7  13.6  8.5 +0.0  134              Aberdaron           
03409                                    12.2  23.2   7.4                                                            Bala                
03410                                    10.3  20.5   5.0                                                            Lake Vrynwy         
03502 1009.4 1026.2  987.9   69.4  15.0  11.9  20.4   7.9   6.5  10.8   1.7  152.2  12.3  9.2 +1.0  131   88*  -4.9  Aberporth           
03503                                    13.4  24.7   8.2                                                            Trawscoed           
03507                       133.0  21.0  11.6  21.8   5.6   4.3  10.9  -3.5               7.9                        Sennybridge         
03604                        78.6  19.0  12.8  18.5   7.2   7.0  10.1   2.3               9.9                        Milford Haven       
03605                       100.8  25.0  12.8  22.6   8.5   6.5  10.3  -0.6               9.7 +1.1  149              Pembrey Sands       
03609                                                       7.4  11.4   3.0                                          Mumbles             
03716 1010.0 1025.2  987.4  105.0  24.0  12.8  23.2   7.7   7.0  11.2   2.1  113.9  12.2  9.9 +1.0  171   64         St Athan            
03330                        89.8  17.0  11.4  22.9   5.4   5.5  13.1  -0.9               8.4 +1.3  153              Leek Thorncliffe    
03414                        72.2  14.0  13.3  24.0   7.2   5.8  13.3  -0.9  106.9  12.9  9.5 +1.5  148   81*        Shawbury            
03520                                                       5.6  12.1  -1.5  105.0  13.1                             Shobdon             
03522                        74.2  16.0  13.8  25.2   7.7   5.9  11.9  -0.4               9.8 +1.3  144              Hereford Credenhill 
03529                        61.2  11.0  14.0  25.2   7.3   6.7  13.5   0.2              10.4 +1.5  128              Pershore            
03535 1010.3 1025.9  990.1   63.6  12.0  13.3  25.4   6.6   6.4  13.1   1.5               9.8 +1.3  124              Coleshill           
03628                        78.0  21.0  13.7  23.3   7.8   7.5  12.5   2.0  102.7  12.6 10.6 +1.4  158   60         Filton              
03647                        69.0  14.0  12.5  24.2   6.3   6.1  11.7   0.1               9.3 +1.3  123              Little Rissington   
03649 1010.6 1027.0  990.8   58.6  17.0                     7.1  13.0   0.9  114.8  12.6            119   69         Brize Norton        
03658                        52.6  10.0  14.2  26.6   7.7   6.6  12.4   2.3              10.4 +1.8  111              Benson              
03660                        65.4  13.0  13.2  26.5   6.1   6.8  12.3   0.8              10.0 +1.7  109              High Wycombe        
03462 1010.2 1026.5  991.5   81.4  14.0  13.5  26.3   5.8   6.5  13.0   1.9  111.7  12.9 10.0 +1.6  164   71         Wittering           
03469                        74.8  14.0  13.9  25.9   6.5   6.7  13.2   2.5              10.3 +1.7  173              Holbeach            
03482 1010.8 1027.9  992.8   68.8  12.0  14.2  27.2   7.3   7.0  12.0   2.8              10.6 +1.9  146              Marham              
03488                                    13.4  24.7   6.3                                                            Weybourne           
03590                        61.0  12.0  14.0  25.7   6.7   6.9  11.1   3.5              10.4 +2.0  148              Wattisham           
03684                                    14.0  26.3   6.0                                                            Andrewsfield        
03693                        67.6  22.0  14.1  25.4   7.0   7.4  10.6   4.2  150.4  13.0 10.8 +1.8  178              Shoeburyness        
03707                        68.4  10.0  13.9  23.2   9.2   6.8  12.6   0.0              10.4       120              Chivenor            
03740 1010.5 1026.7  989.8   64.8  16.0  13.1  24.6   6.8   6.8  12.4   1.1  109.3  13.0  9.9 +1.5  130   66*  -4.2  Lyneham             
03743                        72.2  14.0  13.6  26.2   7.2   6.9  11.5   1.7              10.2 +1.8  140              Larkhill            
03803 1009.4 1026.5  989.6   66.0  19.0  12.5  15.2  10.3   8.8  11.1   5.1              10.7 +0.9  121              Scilly/St. Marys    
03808                        83.0  19.0  12.5  21.1   7.3   7.2  11.2   1.4  146.7  13.0  9.8 +1.0  113   88         Camborne            
03809 1009.7 1025.4  988.0   76.6  13.0  12.9  19.0   7.6   6.8  11.0  -0.6               9.9 +1.1  114              Culdrose RNAS       
03823                                                       6.3  10.2   0.0                                          Cardinham           
03827 1010.0 1025.0  986.6               14.2  23.3   8.4                                                            Plymouth            
03840                        82.2  12.0  12.4  23.7   7.1   6.0  10.1   1.0               9.2 +1.6  110              Dunkeswell          
03853                        59.2  10.0  14.0  23.5   8.6   7.3  12.2   1.6   99.1  13.0 10.7 +2.0  118   60         Yeovilton           
03857                                                       8.0  13.5   4.9                                          Isle of Portland    
03672                        66.2  13.0  15.2  28.9   7.8   7.6  11.8   3.5              11.4 +2.0  145              Northolt            
03746 1010.7 1027.3  990.7   71.6  13.0  13.7  25.6   7.3   6.8  11.0   0.9              10.3 +1.7  139              Boscombe Down       
03749                        82.0  13.0  13.9  26.1   7.8   7.2  11.7   2.3              10.6 +1.8  152              Middle Wallop       
03761                        86.4  14.0  14.1  26.6   7.3   7.0  11.8   1.6  109.8  13.0 10.5 +1.8  164   63         Odiham              
03768                                    14.4  27.3   7.6                                                            South Farnborough   
03769                                    15.0  27.6   8.2                                                            Charlwood           
03772 1011.1 1028.4  992.9                                  7.9  12.0   0.0                                    -3.5  Heathrow            
03781                        84.4  12.0  13.8  26.4   6.6   7.4  15.9   2.8              10.6 +1.9  140              Kenley              
03797                        70.8  25.0  14.5  23.9   6.5   7.4  11.6   4.4  155.9  12.7 10.9 +2.0  174   93*        Manston             
03862                                    14.2  24.1   9.0   6.9  10.4   2.0  124.6  13.2 10.6 +1.9        74*        Bournemouth Hurn    
03866                        60.2  12.0  12.2  19.6   8.1   8.1  13.0   4.7              10.1                        St Catherines Point 
03872                                    13.4  22.8   8.1                                                            Thorney Island      
03882 1011.3 1029.2  995.2   77.4  22.0                                      142.4  12.1            149   79         Herstmonceux        
03894 1010.8 1026.0  992.1                                  8.2  11.2   4.5                                    -4.3  Guernsey Airport    
03901                                                       4.8  11.1  -3.2                                          Thomastown          
03904                        63.4   8.0  12.5  18.7   3.8   4.1  11.1  -4.8               8.3 +0.4   85              Castlederg          
03915                        55.4   9.0  12.0  18.0   4.0   5.2  11.7  -1.7               8.6                        Port Glenone        
03916                        73.0  12.0  10.5  18.4   3.0   4.7  11.4  -1.0               7.6 +0.5   86              Ballypatrick Forest 
03917                                                       5.3  12.0  -1.8                                          Aldergrove          
03923                                    11.3  17.6   3.0                                                            Glennane            
03953 1006.7 1026.1  982.3  201.9  28.0                     7.0  11.2   0.5                         208        -7.5  Valentia            
03955 1007.7 1026.4  984.9  179.1  26.0  11.4  15.3   5.5   6.0   9.8   0.8  104.7  11.8  8.7 +0.2  231   69   -6.6  Cork Airport        
03956 1008.8 1026.2  986.2  124.6  22.0                     6.2   9.8  -0.2                                    -5.4  Johnstown Castle    
03962 1007.5 1025.8  983.1   75.6  10.0  13.2  19.0   8.3   6.5  10.9  -1.5  146.7  13.3  9.9 +0.3  127   98   -6.0  Shannon Airport     
03967 1008.5 1025.5  984.6   74.7  11.0  12.3  19.2   6.1   5.1  10.9  -3.8  165.6  14.9  8.7                        Casement Aerodrome  
03969 1008.8 1025.6  985.0   68.1  10.0  11.8  18.8   5.9   4.7   9.6  -2.1  148.3  13.4  8.3 -0.2  129   97   -5.2  Dublin Airport      
03973 1007.4 1024.0  984.7  115.1  24.0  11.0  16.2   3.3   4.7   8.6  -1.5   71.1  11.1  7.8                        Connaught Airport   
03976 1006.8 1023.5  985.2   92.2  15.0  11.7  15.7   5.3   6.2  10.8   0.0               9.0 -0.0  129        -6.5  Belmullet           
03952                                                       6.9   9.7   1.4                                          Roches Point        
03970                                                       4.9  10.0  -4.0                                          Claremorris         
03971 1008.1 1025.1  984.3   59.3   7.0  12.3  19.4   5.5                                                            Mullingar           
03978                                                       5.5  11.9  -2.3                                          Finner              
03961 1008.6 1026.2  985.1   73.3  15.0  12.9  19.0   7.0   5.6  11.2  -2.5               9.2                        Oak Park            
03979 1008.0 1024.2  985.1   71.4   9.0  12.0  18.4   4.4   5.0  11.2  -2.9               8.5                        Ballyhaise          
03966 1007.9 1025.6  983.7   62.6  10.0                                                                              Gurteen             
03963 1006.7 1024.8  982.7   77.6  15.0                                                                              Mace Head           
03951 1007.5 1026.7  983.9  129.0  17.0  11.5  12.8   7.5   7.2  10.2   0.9               9.4                        Sherkin Island      
03980 1007.9 1022.5  988.6   64.2   7.0                                                             100        -5.1  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 Apr 2018 ending at 06GMT on day 01.

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.

This page is maintained by r.brugge@reading.ac.uk