Heating and Wind Design Conditions for United Kingdom & Northern Ireland

City Lat. Long. Elev. Std. Pres. Heating Dry Bulb, °C Extreme Wind Speed, m/s Coldest Month WS / MCDB MCWS / MCWD to DB Annual Extreme Daily
0.4% 1% 99.6% 0.4% Mean DB Std. DB
°N °W Meters kPa 99.6% 99% 1% 2.5% 5% WS MCDB WS MCDB MCWS PWD MCWS PWD Max Min Max Min
Aberdeen/Dyce 57.20 N 2.22 W 65 100.55 -5.7 -3.0 12.8 11.1 9.9 14.8 4.8 13.0 5.4 1.4 360 4.7 170 25.1 -10.3 1.6 4.8
Aberporth 52.13 N 4.57 W 134 99.73 -3.1 -1.5 18.3 15.9 14.4 20.8 6.7 18.6 7.5 6.4 90 5.6 130 26.6 -4.6 2.7 2.3
Aughton 53.55 N 2.92 W 56 100.65 -3.5 -2.1 11.8 10.3 9.2 13.1 6.6 11.2 6.4 3.7 130 3.9 130 27.6 -4.7 2.2 2.3
Aviemore 57.20 N 3.83 W 220 98.71 -9.4 -6.3 12.8 11.1 9.7 14.6 4.7 13.2 5.0 0.5 360 4.0 200 25.1 -12.9 5.3 4.8
Belfast 54.65 N 6.22 W 81 100.36 -2.8 -1.4 12.7 11.0 9.7 14.5 5.9 12.8 6.9 1.8 180 3.9 110 25.0 -5.7 2.1 1.9
Birmingham 52.45 N 1.73 W 99 100.14 -6.2 -4.2 10.2 9.0 8.1 11.7 6.5 10.3 6.1 1.9 70 3.9 100 28.9 -9.2 2.5 4.3
Bournemouth 50.78 N 1.83 W 11 101.19 -5.4 -3.8 12.0 10.4 9.3 13.3 9.4 11.6 8.6 1.9 20 4.4 90 28.7 -8.0 2.3 2.2
Bristol 51.47 N 2.60 W 11 101.19 -3.5 -1.7 10.5 9.2 8.0 11.9 8.4 10.2 8.3 3.4 70 3.9 90 29.2 -5.2 2.2 3.0
Camborne 50.37 N 5.53 W 88 100.27 -1.3 0.2 15.2 13.5 12.3 16.3 6.7 15.1 7.4 5.6 50 5.8 100 24.4 -2.9 2.1 3.0
Cardiff 51.40 N 3.35 W 67 100.52 -4.0 -2.2 14.0 12.3 10.9 16.9 6.9 14.6 6.6 6.2 60 4.0 60 28.5 -5.6 2.2 2.5
Edinburgh 55.95 N 3.35 W 41 100.83 -5.9 -3.8 12.5 11.0 9.8 14.7 8.3 13.2 6.8 0.7 250 4.2 250 25.9 -9.1 2.1 3.3
Exeter 50.73 N 3.42 W 30 100.97 -4.3 -2.7 12.2 10.5 9.3 14.7 8.3 12.7 7.5 3.0 40 4.4 150 27.9 -5.8 2.5 1.9
Finningley 53.48 N 1.00 W 17 101.12 -5.1 -3.3 12.4 10.7 9.6 13.9 7.3 12.2 8.1 1.8 170 4.4 150 28.9 -7.5 2.4 2.1
Glasgow 55.87 N 4.43 W 8 101.23 -6.2 -4.2 13.4 11.8 10.3 17.6 7.8 15.0 7.0 1.1 270 4.2 230 26.8 -9.6 1.9 3.1
Hemsby 52.68 N 1.68 E 14 101.16 -3.0 -1.6 13.3 11.8 10.4 15.3 5.3 13.7 4.4 6.5 70 5.4 230 27.2 -5.2 1.9 2.9
Herstmonceux 50.87 N 0.33 E 17 101.12 -4.5 -2.7 13.7 12.0 10.4 15.2 8.5 13.3 8.5 3.9 40 4.0 130 26.8 -7.8 5.4 5.0
Jersey/Channel Islands 49.22 N 2.20 W 84 100.32 -2.5 -0.7 14.7 12.9 11.4 17.6 8.1 14.9 8.0 5.6 100 4.6 70 28.3 -4.2 2.2 3.3
Kirkwall 58.95 N 2.90 W 21 101.07 -1.7 -0.5 18.2 15.2 13.6 18.4 5.0 16.0 4.0 5.1 270 5.0 120 21.1 -3.6 1.5 1.1
Lerwick 60.13 N 1.18 W 84 100.32 -2.2 -1.2 19.2 16.9 15.1 20.1 5.5 18.1 5.7 6.3 350 5.3 180 18.7 -4.4 1.9 1.1
Leuchars 56.38 N 2.87 W 12 101.18 -4.7 -2.9 14.1 12.4 10.9 16.9 6.4 14.7 6.1 2.2 250 5.8 240 25.6 -7.2 2.6 2.7
London, Gatwick 51.15 N 0.18 W 62 100.58 -5.6 -3.7 10.2 8.9 7.9 11.5 7.0 10.1 6.3 1.5 80 3.7 70 29.4 -8.7 2.5 3.4
London, Heathrow 51.48 N 0.45 W 24 101.04 -4.0 -2.3 10.0 8.8 7.9 11.4 8.2 10.0 6.4 2.7 20 4.5 90 30.5 -6.3 2.3 2.3
Lyneham 51.50 N 1.98 W 156 99.46 -5.6 -3.6 11.7 10.2 9.1 13.1 6.3 11.5 5.0 5.1 30 4.4 70 28.5 -8.0 2.3 3.5
Lynemouth 55.02 N 1.42 W 30 100.97 -2.3 -0.7 20.2 16.9 14.7 21.2 5.8 19.6 5.0 7.1 190 6.5 260 24.6 -4.4 2.8 2.4
Manchester 53.35 N 2.27 W 78 100.39 -4.2 -2.7 11.2 10.0 8.9 12.7 5.5 11.2 6.3 2.5 90 3.9 130 28.3 -6.4 2.4 2.1
Nottingham 53.00 N 1.25 W 117 99.93 -4.9 -3.2 10.7 9.5 8.4 12.4 5.0 11.0 6.2 3.5 20 3.6 210 29.1 -7.1 2.6 3.2
Oban 56.42 N 5.47 W 4 101.28 -3.2 -1.5 13.2 10.6 9.2 15.2 5.8 13.2 6.4 1.4 180 2.9 180 25.5 -5.5 1.8 2.2
Plymouth 50.35 N 4.12 W 27 101.00 -1.7 -0.3 15.2 13.4 11.8 17.6 9.5 14.9 8.8 3.7 80 4.5 80 27.0 -3.3 2.2 2.1
Stansted Airport 51.88 N 0.23 E 106 100.06 -5.2 -3.5 11.1 9.7 8.5 12.5 6.9 10.7 6.2 3.2 30 4.5 130 28.6 -7.5 2.3 3.5
Stornoway 58.22 N 6.32 W 13 101.17 -1.8 -0.4 16.7 14.5 13.0 18.8 7.2 16.4 6.1 2.8 300 4.4 160 21.3 -4.2 1.8 1.7
Valley 53.25 N 4.53 W 11 101.19 -2.7 -1.1 17.9 15.3 13.7 18.7 7.9 16.5 8.2 4.5 80 4.2 50 26.7 -4.0 2.3 2.1
Wyton Raf 52.35 N 0.12 W 41 100.83 -5.3 -3.6 11.9 10.4 9.3 13.2 6.6 11.7 6.4 3.4 40 4.4 100 29.2 -8.0 2.4 4.1