Heating and Wind Design Conditions for United Kingdom & Northern Ireland

City Lat. Long. Elev. Std. Pres. Heating Dry Bulb, °F Extreme Wind Speed, mph Coldest Month WS / MCDB MCWS / MCWD to DB Annual Extreme Daily
0.4% 1% 99.6% 0.4% Mean DB Std. DB
°N °W Feet psia 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 213 14.587 22 27 29 25 22 33 41 29 42 3 360 11 170 77 13 2.9 8.6
Aberporth 52.13 N 4.57 W 439 14.468 26 29 41 36 32 47 44 42 46 14 90 13 130 80 24 4.9 4.1
Aughton 53.55 N 2.92 W 183 14.603 26 28 26 23 21 29 44 25 44 8 130 9 130 82 24 4.0 4.1
Aviemore 57.20 N 3.83 W 721 14.321 15 21 29 25 22 33 40 30 41 1 360 9 200 77 9 9.5 8.6
Belfast 54.65 N 6.22 W 265 14.559 27 29 28 25 22 32 43 29 44 4 180 9 110 77 22 3.8 3.4
Birmingham 52.45 N 1.73 W 324 14.528 21 24 23 20 18 26 44 23 43 4 70 9 100 84 15 4.5 7.7
Bournemouth 50.78 N 1.83 W 36 14.681 22 25 27 23 21 30 49 26 47 4 20 10 90 84 18 4.1 4.0
Bristol 51.47 N 2.60 W 36 14.681 26 29 24 21 18 27 47 23 47 8 70 9 90 85 23 4.0 5.4
Camborne 50.37 N 5.53 W 288 14.547 30 32 34 30 28 37 44 34 45 13 50 13 100 76 27 3.8 5.4
Cardiff 51.40 N 3.35 W 219 14.584 25 28 31 28 24 38 44 33 44 14 60 9 60 83 22 4.0 4.5
Edinburgh 55.95 N 3.35 W 134 14.629 21 25 28 25 22 33 47 30 44 2 250 9 250 79 16 3.8 5.9
Exeter 50.73 N 3.42 W 98 14.648 24 27 27 24 21 33 47 28 46 7 40 10 150 82 22 4.5 3.4
Finningley 53.48 N 1.00 W 55 14.67 23 26 28 24 22 31 45 27 47 4 170 10 150 84 18 4.3 3.8
Glasgow 55.87 N 4.43 W 26 14.686 21 24 30 26 23 39 46 34 45 2 270 9 230 80 15 3.4 5.6
Hemsby 52.68 N 1.68 E 45 14.676 27 29 30 26 23 34 42 31 40 15 70 12 230 81 23 3.4 5.2
Herstmonceux 50.87 N 0.33 E 55 14.67 24 27 31 27 23 34 47 30 47 9 40 9 130 80 18 9.7 9.0
Jersey/Channel Islands 49.22 N 2.20 W 275 14.554 28 31 33 29 26 39 47 33 46 13 100 10 70 83 24 4.0 5.9
Kirkwall 58.95 N 2.90 W 68 14.663 29 31 41 34 30 41 41 36 39 11 270 11 120 70 26 2.7 2.0
Lerwick 60.13 N 1.18 W 275 14.554 28 30 43 38 34 45 42 41 42 14 350 12 180 66 24 3.4 2.0
Leuchars 56.38 N 2.87 W 39 14.679 24 27 32 28 24 38 44 33 43 5 250 13 240 78 19 4.7 4.9
London, Gatwick 51.15 N 0.18 W 203 14.592 22 25 23 20 18 26 45 23 43 3 80 8 70 85 16 4.5 6.1
London, Heathrow 51.48 N 0.45 W 78 14.658 25 28 22 20 18 26 47 22 44 6 20 10 90 87 21 4.1 4.1
Lyneham 51.50 N 1.98 W 511 14.43 22 26 26 23 20 29 43 26 41 11 30 10 70 83 18 4.1 6.3
Lynemouth 55.02 N 1.42 W 98 14.648 28 31 45 38 33 47 42 44 41 16 190 15 260 76 24 5.0 4.3
Manchester 53.35 N 2.27 W 255 14.565 24 27 25 22 20 28 42 25 43 6 90 9 130 83 20 4.3 3.8
Nottingham 53.00 N 1.25 W 383 14.497 23 26 24 21 19 28 41 25 43 8 20 8 210 84 19 4.7 5.8
Oban 56.42 N 5.47 W 13 14.693 26 29 30 24 21 34 42 30 44 3 180 6 180 78 22 3.2 4.0
Plymouth 50.35 N 4.12 W 88 14.653 29 31 34 30 26 39 49 33 48 8 80 10 80 81 26 4.0 3.8
Stansted Airport 51.88 N 0.23 E 347 14.516 23 26 25 22 19 28 44 24 43 7 30 10 130 83 18 4.1 6.3
Stornoway 58.22 N 6.32 W 42 14.677 29 31 37 32 29 42 45 37 43 6 300 10 160 70 24 3.2 3.1
Valley 53.25 N 4.53 W 36 14.681 27 30 40 34 31 42 46 37 47 10 80 9 50 80 25 4.1 3.8
Wyton Raf 52.35 N 0.12 W 134 14.629 22 26 27 23 21 30 44 26 44 8 40 10 100 85 18 4.3 7.4