Cooling and Dehumidification Design Conditions for Saudi Arabia

City Lat. Long. Elev. Std. Pres. Cooling DB / MCWB WB / MCDB DP / MCDB and HR Range of DB
0.4% 1% 2% 0.4% 1% 2% 0.4% 1% 2%
°N °W Meters kPa DB MCWB DB MCWB DB MCWB WB MCDB WB MCDB WB MCDB DP HR MCDB DP HR MCDB DP HR MCDB
Abha 18.23 N 42.65 E 2084 78.67 30.5 13.2 29.9 13.4 29.1 13.5 19.6 24.3 19.0 23.9 18.3 23.1 18.2 17.0 22.0 17.2 15.9 21.6 16.7 15.4 21.5 11.9
Al Jawf 29.78 N 40.10 E 684 93.37 40.6 17.0 39.7 16.7 38.6 16.3 18.5 36.5 17.7 35.1 17.3 35.4 14.0 10.8 19.4 12.8 10.0 19.1 11.2 9.0 19.7 14.6
Al Madinah 24.55 N 39.70 E 631 93.97 44.8 18.5 43.2 18.2 42.9 18.0 20.7 36.0 19.9 36.2 19.4 36.4 16.9 13.0 23.1 15.3 11.7 23.7 14.1 10.8 24.3 13.2
Al Wajh 26.20 N 36.47 E 16 101.13 35.0 22.4 33.8 24.3 33.0 25.5 28.6 32.4 28.0 31.6 27.5 31.5 27.8 23.9 31.3 27.0 22.7 31.0 26.2 21.7 30.6 7.3
Ar’ar 30.90 N 41.13 E 552 94.87 41.8 20.2 40.6 19.8 39.5 19.4 23.0 39.2 21.8 37.6 20.7 36.8 16.8 12.8 33.3 15.3 11.6 32.2 14.1 10.7 30.0 14.2
At Ta’if 21.48 N 40.55 E 1449 85.09 36.0 18.6 35.2 18.5 34.6 18.5 22.0 31.7 21.2 30.6 20.4 30.4 19.2 16.7 26.8 18.1 15.6 26.8 17.1 14.6 26.3 11.6
Az Zahran 26.27 N 50.15 E 17 101.12 44.0 21.8 42.9 21.7 41.8 22.1 29.9 34.4 29.0 34.3 28.1 33.5 29.0 25.7 32.8 27.9 24.0 32.4 26.9 22.6 32.4 13.3
Ha’il 27.43 N 41.68 E 1013 89.73 40.6 18.3 39.8 17.9 38.9 17.6 20.1 36.5 19.2 36.0 18.6 36.0 15.2 12.2 21.5 14.1 11.4 22.3 13.0 10.6 21.6 15.7
Hafar Al Batin 28.33 N 46.17 E 355 97.13 45.2 19.3 44.2 19.0 43.1 18.7 21.4 37.2 20.3 38.0 19.7 37.7 18.0 13.5 23.1 16.3 12.1 22.3 15.1 11.2 21.6 15.3
Jiddah 21.67 N 39.15 E 12 101.18 40.2 22.0 39.0 22.9 38.0 23.6 28.2 34.2 27.9 34.2 27.3 33.5 27.0 22.7 31.5 26.2 21.6 31.5 26.0 21.4 31.2 12.2
Jizan 16.90 N 42.58 E 3 101.29 38.8 28.6 38.0 28.6 37.3 28.4 30.4 36.4 30.0 36.9 29.6 36.2 28.9 25.5 35.8 28.2 24.4 35.3 27.9 24.0 35.0 7.0
Khamis Mushayt 18.30 N 42.80 E 2054 78.96 31.1 13.8 30.6 13.7 30.0 13.4 19.0 24.1 18.2 23.3 17.6 23.1 17.2 15.9 21.8 16.6 15.2 21.5 15.9 14.6 21.0 12.3
Makkah 21.48 N 39.83 E 310 97.66 44.8 24.5 43.8 24.3 42.8 24.0 28.0 39.8 27.2 38.9 26.6 38.3 25.1 21.0 33.9 24.2 19.9 34.3 23.5 19.0 34.3 15.1
Qasim 26.30 N 43.77 E 650 93.76 43.5 19.4 42.8 18.5 41.8 18.0 23.6 35.9 21.2 35.6 19.9 36.8 19.9 15.8 29.1 17.0 13.1 26.4 15.1 11.6 23.7 16.3
Rafha 29.63 N 43.48 E 447 96.07 43.9 20.5 42.8 20.0 41.5 19.4 22.0 40.0 21.2 39.8 20.5 39.5 17.0 12.8 24.1 15.9 11.9 22.3 14.2 10.7 23.8 16.5
Riyadh 24.72 N 46.72 E 612 94.19 44.0 18.0 43.1 17.8 42.2 17.7 20.6 35.6 19.7 36.3 19.0 35.6 16.9 13.0 22.9 15.6 11.9 22.1 14.1 10.8 22.2 14.0
Tabuk 28.37 N 36.63 E 770 92.41 40.1 17.8 39.0 17.4 38.0 17.1 20.0 35.2 19.2 34.9 18.5 34.6 14.8 11.5 24.9 13.4 10.5 24.8 12.8 10.1 24.4 14.8
Turayf 31.68 N 38.67 E 813 91.93 38.9 17.7 37.3 17.0 36.1 16.9 20.2 33.6 19.1 32.8 18.3 32.4 15.8 12.4 25.6 14.2 11.2 24.0 13.2 10.4 23.1 15.2
Yanbu’al Bahr 24.15 N 38.07 E 1 101.31 42.7 24.2 41.2 24.1 39.9 24.2 28.6 35.7 27.8 35.1 27.2 34.6 27.0 22.7 32.2 26.1 21.5 31.4 25.2 20.3 31.1 14.3