Heating and Wind Design Conditions for Saudi Arabia
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 | |
Abha | 18.23 N | 42.65 E | 6837 | 11.413 | 41 | 44 | 23 | 21 | 19 | 25 | 59 | 22 | 60 | 2 | 180 | 13 | 20 | 92 | 35 | 5.6 | 2.9 |
Al Jawf | 29.78 N | 40.10 E | 2244 | 13.546 | 32 | 35 | 26 | 22 | 19 | 26 | 49 | 22 | 52 | 5 | 50 | 9 | 320 | 111 | 28 | 4.5 | 3.6 |
Al Madinah | 24.55 N | 39.70 E | 2070 | 13.633 | 48 | 50 | 20 | 18 | 16 | 19 | 65 | 17 | 67 | 7 | 60 | 9 | 300 | 114 | 42 | 2.2 | 4.0 |
Al Wajh | 26.20 N | 36.47 E | 52 | 14.672 | 53 | 55 | 28 | 25 | 23 | 27 | 68 | 24 | 69 | 7 | 20 | 13 | 270 | 105 | 47 | 3.4 | 4.7 |
Ar’ar | 30.90 N | 41.13 E | 1811 | 13.763 | 32 | 34 | 22 | 19 | 17 | 21 | 51 | 18 | 52 | 4 | 270 | 7 | 240 | 111 | 28 | 2.0 | 3.1 |
At Ta’if | 21.48 N | 40.55 E | 4753 | 12.344 | 42 | 45 | 23 | 21 | 19 | 24 | 65 | 22 | 66 | 5 | 90 | 10 | 50 | 101 | 35 | 3.2 | 2.9 |
Az Zahran | 26.27 N | 50.15 E | 55 | 14.67 | 45 | 47 | 26 | 23 | 20 | 22 | 61 | 19 | 61 | 9 | 290 | 13 | 360 | 116 | 40 | 2.3 | 3.8 |
Ha’il | 27.43 N | 41.68 E | 3323 | 13.018 | 31 | 34 | 23 | 20 | 18 | 23 | 57 | 20 | 60 | 4 | 180 | 8 | 180 | 108 | 25 | 3.6 | 4.9 |
Hafar Al Batin | 28.33 N | 46.17 E | 1165 | 14.092 | 36 | 39 | 27 | 23 | 21 | 24 | 56 | 22 | 56 | 6 | 270 | 10 | 240 | 117 | 31 | 2.3 | 1.8 |
Jiddah | 21.67 N | 39.15 E | 39 | 14.679 | 59 | 61 | 23 | 21 | 19 | 23 | 78 | 21 | 77 | 6 | 30 | 13 | 330 | 114 | 54 | 4.5 | 3.4 |
Jizan | 16.90 N | 42.58 E | 9 | 14.695 | 68 | 70 | 20 | 18 | 16 | 17 | 82 | 16 | 82 | 5 | 100 | 10 | 230 | 107 | 58 | 4.5 | 10.3 |
Khamis Mushayt | 18.30 N | 42.80 E | 6738 | 11.456 | 40 | 43 | 21 | 18 | 16 | 22 | 61 | 20 | 61 | 2 | 150 | 10 | 30 | 97 | 35 | 6.8 | 4.1 |
Makkah | 21.48 N | 39.83 E | 1017 | 14.168 | 59 | 62 | 14 | 12 | 11 | 15 | 77 | 13 | 78 | 4 | 20 | 8 | 300 | 118 | 53 | 2.0 | 4.3 |
Qasim | 26.30 N | 43.77 E | 2132 | 13.602 | 37 | 39 | 21 | 18 | 16 | 20 | 60 | 17 | 57 | 2 | 30 | 8 | 90 | 115 | 32 | 3.8 | 3.2 |
Rafha | 29.63 N | 43.48 E | 1466 | 13.937 | 33 | 35 | 25 | 22 | 20 | 24 | 54 | 22 | 56 | 4 | 270 | 9 | 300 | 115 | 27 | 2.7 | 2.7 |
Riyadh | 24.72 N | 46.72 E | 2007 | 13.664 | 41 | 44 | 22 | 19 | 17 | 21 | 60 | 18 | 60 | 4 | 320 | 11 | 360 | 115 | 35 | 1.4 | 2.7 |
Tabuk | 28.37 N | 36.63 E | 2526 | 13.407 | 34 | 37 | 25 | 20 | 17 | 25 | 60 | 20 | 60 | 2 | 110 | 10 | 270 | 107 | 30 | 2.2 | 2.3 |
Turayf | 31.68 N | 38.67 E | 2667 | 13.337 | 29 | 32 | 25 | 22 | 20 | 26 | 46 | 22 | 46 | 6 | 270 | 9 | 270 | 106 | 25 | 2.3 | 3.4 |
Yanbu’al Bahr | 24.15 N | 38.07 E | 3 | 14.698 | 52 | 54 | 26 | 23 | 21 | 25 | 72 | 22 | 72 | 3 | 10 | 17 | 270 | 114 | 47 | 1.8 | 2.0 |