Heating and Wind Design Conditions for Korea, North

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
Anju 39.62 N 125.65 E 88 14.653 -1 4 19 16 14 17 20 14 19 3 140 5 230 90 -7 2.7 7.4
Ch’ongjin 41.78 N 129.82 E 141 14.625 7 10 15 12 10 15 17 13 17 6 320 3 90 88 3 3.1 5.0
Changjin 40.37 N 127.25 E 3546 12.911 -19 -15 20 18 16 20 4 18 4 1 320 6 320 85 -25 4.7 3.4
Haeju 38.03 N 125.70 E 265 14.559 10 13 21 18 15 19 22 17 23 7 320 7 180 91 7 3.6 4.5
Hamhung 39.93 N 127.55 E 124 14.634 7 10 18 15 13 21 20 18 22 7 360 9 230 93 2 2.9 4.3
Namp’o 38.72 N 125.37 E 154 14.618 8 11 23 19 17 21 21 18 21 7 320 6 270 91 6 5.8 5.0
P’yongyang 39.03 N 125.78 E 124 14.634 3 7 14 12 10 15 19 13 19 2 110 4 270 91 -1 2.3 6.5
Sinuiju 40.10 N 124.38 E 22 14.688 3 7 17 15 13 19 19 16 18 6 50 5 230 92 -4 3.8 5.0
Wonsan 39.18 N 127.43 E 118 14.637 12 15 16 13 11 16 27 14 25 6 270 4 250 93 7 2.9 4.7