Data for last month can be found here
The data below are for the month of May 2015.
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 1006.3 1022.0 984.4 108.8 11.0 10.4 14.1 7.3 4.7 7.7 1.1 7.5 -0.8 208 Baltasound 03005 131.2 12.0 9.5 13.6 6.1 5.0 7.3 0.5 120.2 10.8 7.2 -0.7 244 75 Lerwick 03008 1007.2 1023.1 987.2 107.4 12.0 258 Fair Isle 03010 1007.5 1023.1 989.2 Sule Skerry 03017 1007.6 1023.5 988.0 135.2 16.0 10.6 14.5 7.2 5.0 7.8 -0.8 134.2 12.1 7.8 -1.0 282 82* Kirkwall 03026 119.0 21.0 11.0 13.2 6.7 5.2 9.7 -1.1 168.8 15.0 8.1 -1.2 190 Stornoway 03031 10.0 13.6 4.2 Loch Glascarnoch 03034 166.4 18.0 11.2 15.5 7.7 5.6 9.8 -1.5 8.4 -1.9 Aultbea 03037 1009.2 1024.7 989.2 155.2 24.0 12.0 15.2 8.1 5.4 10.0 -2.1 8.7 Lusa 03044 1008.0 1023.3 989.7 111.4 22.0 11.2 14.8 6.2 3.6 8.4 -5.3 7.4 -1.7 183 Altnaharra 03047 153.2 15.0 10.8 14.1 7.2 3.6 9.3 -5.6 7.2 -1.9 181 Tulloch Bridge 03062 4.3 9.9 -4.1 Tain Range 03063 73.2 7.0 12.1 16.2 6.7 3.3 9.6 -3.1 7.7 Aviemore 03066 48.2 8.0 4.9 10.5 -3.6 167.6 12.1 100 100* Kinloss 03068 1008.6 1024.4 988.5 47.2 8.0 5.0 10.4 -2.8 98 Lossiemouth 03075 1007.8 1023.7 988.0 4.8 8.5 -2.7 Wick 03080 1008.7 1023.8 988.6 3.1 10.6 -4.4 Aboyne 03088 77.4 17.0 11.9 18.2 6.3 5.0 9.9 0.9 8.4 -0.4 144 Inverbervie 03091 85.0 23.0 12.7 16.9 6.5 5.6 11.9 -2.0 177.3 12.1 9.1 -0.5 152 101* Aberdeen Dyce 03171 5.1 11.6 -1.6 Leuchars 03100 1009.6 1024.7 987.0 121.4 16.0 11.3 13.2 8.8 6.5 9.8 1.1 195.8 15.1 8.9 -1.1 208 -4.4 Tiree 03105 1010.6 1026.0 985.4 133.0 16.0 11.9 15.2 9.5 6.4 9.8 1.8 9.1 -1.0 213 Port Ellen 03111 1010.5 1025.9 984.4 140.2 18.0 12.0 16.4 9.2 6.8 10.2 0.7 9.4 -0.9 221 Machrihanish 03132 1011.3 1026.4 983.2 95.4 14.0 12.6 14.8 8.4 6.2 10.8 -1.4 9.4 -1.1 167 West Freugh 03134 143.0 14.0 12.9 16.5 8.6 5.5 10.3 -1.7 175.7 12.4 9.2 Glasgow Bishopton 03136 1010.6 1026.1 984.5 84.8 10.0 12.8 16.8 9.6 6.7 10.6 -0.2 135.9 9.5 9.8 -1.0 63 Prestwick 03144 1010.0 1025.7 988.7 111.4 22.0 13.4 16.9 7.1 5.1 11.0 -3.5 9.2 -1.0 178 Strathallan 03153 118.6 16.0 11.6 15.0 8.6 6.0 9.6 0.9 8.8 Dundrennan 03155 1010.2 1025.2 984.8 82.0 10.0 11.5 16.9 7.5 4.4 10.5 -2.3 7.9 -1.6 162 Drumalbin 03158 1010.0 1025.3 986.8 12.7 17.6 8.4 Charterhall 03162 4.1 9.1 -2.2 Eskdalemuir 03166 69.6 13.0 13.4 18.7 9.1 5.6 12.1 -1.9 170.9 11.3 9.5 -1.1 142 91 Edinburgh Gogarbank 03204 115.2 16.0 12.4 16.0 7.3 7.6 10.1 3.8 190.1 13.3 10.0 -0.9 226 84 Ronaldsway 03210 1011.6 1026.2 981.7 117.0 23.0 11.4 13.3 8.6 6.8 9.4 2.1 9.1 -1.3 188 St Bees Head 03212 1011.5 1025.9 982.5 136.4 19.0 13.2 17.6 8.6 6.6 11.0 -0.5 9.9 -1.1 172 Keswick 03214 1011.9 1026.3 981.9 12.7 14.3 7.7 Walney Island 03220 1011.2 1026.1 983.7 105.2 20.0 13.6 16.9 9.9 6.7 11.8 -0.3 10.2 -0.9 190 Carlisle 03224 1010.5 1024.9 984.3 Spadeadam 03225 4.6 10.4 -3.7 Shap Fell 03226 97.6 10.0 11.9 16.1 7.4 5.2 10.3 -0.3 8.6 -1.5 172 Warcop Range 03351 7.0 12.5 -0.7 113.6 12.0 Rostherne 03230 98.4 17.0 12.8 18.1 8.7 4.3 10.1 -3.0 8.5 Redesdale 03238 1010.2 1025.2 984.6 75.8 12.0 13.1 18.5 8.5 5.5 10.8 -1.4 9.3 -0.4 183 Albermarle 03240 1010.5 1026.3 986.0 6.2 11.3 1.1 197.7 12.7 99 Boulmer 03257 75.8 15.0 14.8 19.5 9.2 6.1 12.0 -3.0 190.0 11.7 10.5 -0.5 175 111* Leeming 03261 1011.9 1026.5 984.2 69.2 14.0 15.2 19.4 9.1 6.2 11.4 -1.7 10.7 -0.3 153 Dishforth 03266 1011.9 1026.5 984.0 15.1 19.7 10.3 6.9 11.7 -1.3 11.0 -0.3 Linton-on-Ouse 03275 1010.9 1025.9 983.9 45.0 8.0 13.6 19.7 7.7 5.9 10.6 2.5 9.7 -0.1 109 Loftus 03281 90.8 17.0 158 Fylingdales 03344 1011.9 1025.8 984.1 126.4 19.0 12.6 17.0 7.0 5.9 11.4 -0.6 9.2 -0.9 194 Bingley 03354 82.4 14.0 14.7 20.1 9.7 7.2 10.9 1.4 163.6 10.4 11.0 Nottingham Wea Cen 03373 1012.5 1026.3 985.0 69.6 16.0 15.2 20.7 10.4 6.5 11.9 -0.1 10.9 -0.4 148 Scampton 03377 62.2 14.0 15.1 20.7 10.2 7.3 11.9 1.6 169.0 12.1 11.2 -0.4 131 85* Waddington 03379 1013.0 1026.4 985.7 62.8 12.0 15.5 21.0 11.0 6.9 11.7 0.9 11.2 -0.3 125 Cranwell 03382 1011.9 1026.5 984.6 94.8 20.0 14.8 20.3 10.0 6.8 11.5 0.0 167.0 10.3 10.8 -0.1 204 83 Leconfield 03385 1012.6 1026.8 985.4 14.9 20.4 9.0 7.4 11.4 1.1 11.2 Donna Nook 03391 1013.0 1026.6 985.8 58.0 11.0 15.8 21.1 10.1 7.2 12.2 1.5 11.5 -0.2 125 Coningsby 03392 1013.1 1026.5 986.3 65.0 15.0 15.1 20.3 9.9 7.0 11.7 -0.6 11.1 +0.0 132 Wainfleet 03302 110.2 21.0 13.1 15.0 9.6 8.1 10.8 3.9 185.1 12.7 10.6 -1.0 228 91* Valley 03301 1013.1 1027.1 984.4 131.2 22.0 13.1 15.9 9.3 6.8 10.9 1.9 10.0 Raf Mona 03313 1013.0 1027.0 984.0 7.5 12.6 2.3 Rhyl 03316 1012.7 1026.8 983.4 72.8 12.0 13.7 16.7 9.6 8.6 12.7 1.5 11.2 -0.6 133 Crosby 03321 1013.1 1027.0 984.4 68.8 11.0 14.7 18.5 8.9 7.4 13.0 -0.2 141.9 12.4 11.1 -0.6 120 Hawarden 03405 104.2 18.0 12.1 14.5 9.1 8.0 9.9 4.0 10.0 -1.2 202 Aberdaron 03409 1013.1 1026.3 986.5 12.8 17.6 8.3 Bala 03410 151.4 23.0 11.5 15.7 5.8 5.7 10.3 1.5 8.6 -1.2 164 Lake Vrynwy 03502 1013.9 1027.0 989.6 7.9 11.2 5.1 163.6 13.0 79* -1.4 Aberporth 03503 1013.9 1026.6 989.9 7.1 12.1 1.2 Trawscoed 03507 1014.0 1026.6 990.2 124.8 12.0 13.0 19.8 8.3 5.7 10.7 1.2 9.3 Sennybridge 03604 1014.5 1027.6 990.8 95.2 14.0 13.8 18.2 10.3 8.5 11.1 5.8 11.1 Milford Haven 03605 1014.6 1027.5 991.5 104.0 14.0 14.0 18.5 12.1 8.1 12.0 1.6 11.0 -0.6 150 Pembrey Sands 03609 1015.0 1028.2 991.5 76.8 10.0 13.9 18.4 10.7 9.3 11.8 6.4 11.6 -0.5 122 Mumbles 03716 113.2 25.0 14.2 18.3 10.6 8.7 12.5 4.1 207.3 14.0 11.4 -0.6 176 94 St Athan 03330 1012.8 1026.1 984.7 115.2 13.0 12.4 16.7 7.3 5.9 10.4 1.6 9.1 -1.1 173 Leek Thorncliffe 03414 6.6 12.2 -0.5 126.5 10.7 77* Shawbury 03522 1014.3 1026.6 990.2 76.8 14.0 15.7 20.6 9.5 6.9 11.3 2.4 11.3 -0.4 150 Hereford Credenhill 03529 1014.4 1026.9 989.3 78.8 12.0 16.0 20.4 9.9 7.1 11.5 2.1 11.5 -0.5 149 Pershore 03535 1013.3 1025.9 986.6 53.6 8.0 14.9 19.5 9.5 7.0 11.0 0.0 11.0 -0.6 101 Coleshill 03544 64.0 10.0 15.1 19.7 9.5 6.8 11.2 0.3 11.0 -0.5 111 Church Lawford 03628 1014.6 1027.5 992.2 63.8 13.0 15.6 20.4 10.3 8.4 11.9 4.4 175.9 13.4 12.0 -0.4 102 88 Filton 03647 14.5 18.4 8.0 6.1 10.0 2.7 10.3 -0.7 Little Rissington 03649 66.2 15.0 16.0 20.0 9.3 7.4 11.3 3.1 154.2 12.2 11.7 -0.2 107 78 Brize Norton 03658 1014.5 1027.1 991.4 44.6 9.0 16.1 20.1 9.8 6.3 11.9 0.4 11.2 -0.7 83 Benson 03660 1014.3 1026.6 990.4 72.4 16.0 15.2 19.7 9.1 7.0 10.8 3.4 11.1 -0.3 107 High Wycombe 03462 7.0 10.9 1.8 186.5 11.7 95 Wittering 03469 61.0 15.0 16.1 21.5 10.7 7.3 11.7 -0.4 11.7 +0.1 114 Holbeach 03482 1013.6 1026.0 987.2 59.4 18.0 16.2 21.0 11.3 6.7 11.7 -1.7 11.4 -0.5 111 Marham 03488 1013.4 1026.4 987.3 55.4 12.0 15.5 21.1 10.3 7.9 11.6 4.8 11.7 +0.2 127 Weybourne 03560 54.4 13.0 15.7 20.0 9.8 6.8 11.2 1.0 11.3 -0.3 113 Bedford 03590 58.6 12.0 16.0 21.3 10.0 6.7 12.7 0.6 190.0 12.3 11.3 -0.3 115 103* Wattisham 03684 1014.1 1025.8 989.2 6.8 12.4 0.9 Andrewsfield 03693 1014.8 1026.4 991.0 47.0 12.0 16.7 22.4 11.0 8.5 13.9 3.6 12.6 +0.6 110 Shoeburyness 03707 1015.2 1028.1 993.6 74.6 12.0 14.8 19.1 11.7 9.0 12.7 3.4 11.9 131 Chivenor 03710 133.0 16.0 12.9 18.5 7.9 5.8 9.2 1.2 9.3 -0.9 156 Liscombe 03740 67.2 15.0 15.3 19.1 9.0 7.4 11.4 3.8 174.1 13.3 11.3 -0.3 118 88* Lyneham 03743 1014.8 1027.6 992.9 67.0 13.0 16.0 20.4 10.1 7.2 12.3 2.2 11.6 -0.0 127 Larkhill 03803 1016.3 1029.7 994.0 76.6 17.0 13.8 16.0 11.0 9.8 11.6 7.4 11.8 -0.2 160 Scilly/St. Marys 03808 1015.9 1029.1 994.6 65.6 12.0 8.8 11.4 5.3 161.7 12.7 101 86 +0.2 Camborne 03809 1016.0 1029.3 995.1 13.8 19.0 10.8 8.8 12.0 4.4 11.3 -0.2 Culdrose RNAS 03823 1015.3 1028.3 994.5 100.2 11.0 13.8 20.0 8.9 7.3 10.7 3.9 10.5 -0.8 115 Cardinham 03827 1015.9 1029.0 996.0 72.6 10.0 15.1 19.2 10.2 8.7 11.6 4.7 11.9 -0.3 114 Plymouth 03840 1015.0 1027.8 994.3 87.0 17.0 14.2 20.1 8.7 6.9 10.0 2.6 10.6 -0.2 120 Dunkeswell 03853 1015.1 1028.0 994.1 15.9 20.7 11.6 7.3 11.7 0.4 155.9 14.1 11.6 -0.4 81 Yeovilton 03857 1015.7 1028.7 995.6 13.6 18.7 10.7 9.7 11.7 6.5 11.7 -0.0 Isle of Portland 03672 1014.6 1026.9 990.9 43.0 11.0 17.2 21.2 11.1 8.1 12.2 3.1 12.7 -0.2 77 Northolt 03746 1014.9 1027.5 993.1 58.4 13.0 15.9 20.9 10.6 7.1 12.4 1.7 11.5 -0.5 107 Boscombe Down 03749 1015.0 1027.6 993.5 52.8 13.0 16.0 20.1 11.1 7.5 12.9 0.8 11.7 -0.4 106 Middle Wallop 03761 55.6 12.0 16.0 19.4 9.8 7.6 12.2 2.2 163.7 14.5 11.8 -0.2 107 78 Odiham 03768 1014.9 1027.5 992.4 7.3 11.9 1.0 South Farnborough 03769 67.6 15.0 16.6 20.6 9.6 7.2 12.6 0.8 176.3 13.5 11.9 -0.2 122 88 Charlwood 03770 43.6 13.0 St James Park 03772 41.8 12.0 8.8 12.9 4.0 189.0 14.0 85 107* Heathrow 03781 60.8 13.0 15.5 19.5 9.0 7.5 12.7 3.7 11.5 -0.5 103 Kenley 03784 1014.6 1026.6 990.9 17.4 22.6 10.8 8.6 13.5 5.0 13.0 Gravesend 03797 47.8 17.0 16.2 22.3 11.0 8.1 13.1 4.4 169.9 13.4 12.2 +0.1 99 85* Manston 03862 16.2 21.2 12.5 Bournemouth Hurn 03866 9.7 12.6 6.5 St Catherines Point 03876 1015.5 1027.8 994.6 15.3 20.0 11.3 Shoreham 03882 8.1 11.9 3.2 Herstmonceux 03894 14.4 18.3 11.7 9.4 12.1 7.0 11.9 -0.2 Guernsey Airport 03895 1017.2 1029.8 999.7 Jersey Airport 03904 1011.1 1027.2 984.4 115.8 22.0 13.0 16.2 7.6 5.3 10.7 -2.8 9.1 -1.4 176 Castlederg 03907 92.6 11.0 12.9 17.2 7.8 6.6 11.6 -0.3 124.7 10.5 9.8 Magilligan 03915 1010.7 1025.9 983.9 97.0 22.0 12.8 17.0 6.9 5.8 11.5 0.5 9.3 Port Glenone 03916 145.4 29.0 11.2 18.4 6.5 5.8 11.1 2.1 8.5 -1.0 180 Ballypatrick Forest 03917 98.4 18.0 13.0 17.7 6.8 6.7 11.7 0.7 130.8 10.7 9.9 -0.9 172 75* Aldergrove 03953 1014.1 1029.6 985.8 137.5 15.0 13.0 16.5 9.7 8.4 11.5 4.5 10.7 -0.9 147 -0.8 Valentia 03955 1014.0 1028.4 987.0 137.5 19.0 13.6 18.5 9.1 7.1 11.6 3.1 155.5 12.7 10.4 -0.5 168 80 -1.0 Cork Airport 03956 1013.7 1027.4 987.6 145.5 27.0 13.6 18.9 9.8 7.5 11.9 4.6 10.5 -1.3 Johnstown Castle 03962 1013.4 1028.8 986.6 113.2 17.0 14.0 18.3 9.0 7.8 11.5 3.9 163.1 12.8 10.9 -1.1 175 89 -1.2 Shannon Airport 03967 1012.7 1027.3 984.9 97.1 14.0 13.9 18.5 9.1 6.0 12.0 0.6 153.2 11.1 10.0 Casement Aerodrome 03969 1012.6 1027.2 984.7 91.8 18.0 13.8 18.4 8.2 6.1 11.9 0.5 166.2 12.8 9.9 -0.9 154 84 -1.9 Dublin Airport 03973 1012.0 1029.0 985.0 150.6 22.0 11.9 15.2 7.8 5.4 9.9 2.2 101.9 12.2 8.6 Connaught Airport 03976 1011.6 1029.6 985.8 12.6 18.0 7.7 7.4 11.2 2.2 10.0 -1.2 -2.4 Belmullet 03952 1014.0 1028.5 986.7 144.1 23.0 8.5 11.5 5.7 Roches Point 03971 1012.3 1027.3 984.3 137.7 22.0 13.6 17.0 8.6 5.9 11.1 0.2 9.7 Mullingar 03978 1011.4 1028.2 984.1 Finner 03961 1013.4 1027.7 987.0 90.2 16.0 14.3 19.2 9.6 6.8 12.6 1.6 10.5 Oak Park 03979 1011.7 1027.1 983.4 119.7 17.0 12.9 16.4 7.2 6.0 11.3 0.4 9.5 Ballyhaise 03966 1012.9 1027.9 986.2 13.7 16.9 8.6 6.4 10.9 1.6 10.0 Gurteen 03963 1012.4 1029.3 986.1 88.5 15.0 12.4 16.4 10.5 8.0 10.5 4.6 10.2 Mace Head 03951 1014.2 1029.5 985.9 Sherkin Island 03980 1010.5 1026.5 985.0 143.7 21.0 11.7 15.1 7.9 7.1 10.4 2.2 9.4 -1.0 246 -3.6 Malin Head site -09GMT MSL Pressure- --Rainfall-- --Maximum Temp--- --Minimum Temp--- --Sunshine-- Mean Temp Rain -Sun PresThe data above are for the month of May 2015 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.