Heating and Wind Design Conditions for Bulgaria

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
Botevgrad 42.67 N 24.83 E 7837 10.987 -7 -2 76 62 53 77 15 64 11 30 320 9 270 66 -8 3.1 6.1
Burgas 42.48 N 27.48 E 91 14.651 17 21 31 24 21 31 37 26 33 9 270 11 110 94 13 3.1 5.2
Lom 43.82 N 23.25 E 108 14.643 14 18 28 23 18 31 35 27 40 2 270 4 50 96 9 4.7 7.7
Musala 42.18 N 23.58 E 9603 10.266 -10 -5 63 45 36 77 19 63 16 17 20 7 320 65 -13 6.8 5.8
Plovdiv 42.13 N 24.75 E 606 14.38 14 19 30 26 23 32 41 27 41 2 40 6 90 99 6 4.1 7.2
Ruse 43.85 N 25.95 E 147 14.622 12 16 32 27 21 32 39 27 33 5 50 8 270 101 7 5.4 4.9
Sofia 42.65 N 23.38 E 1952 13.692 10 14 21 17 14 22 33 18 32 2 360 5 110 94 3 4.9 8.5
Varna 43.20 N 27.92 E 141 14.625 17 20 32 26 21 40 29 30 33 15 360 9 90 92 13 4.0 4.9