Climate of Saudi Arabia

The climate of Saudi Arabia is marked by high temperatures during the day and low temperatures at night. The country follows the pattern of the desert climate, with the exception of the southwest, which features a subtropical highland climate and a semi-arid climate.

Climate data for Haradh (1985-2010)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °C (°F) 33.0
(91.4)		 35.0
(95.0)		 38.0
(100.4)		 42.0
(107.6)		 46.0
(114.8)		 47.5
(117.5)		 48.4
(119.1)		 49.8
(121.6)		 46.8
(116.2)		 42.5
(108.5)		 38.0
(100.4)		 32.7
(90.9)		 49.8
(121.6)
Average high °C (°F) 20.2
(68.4)		 23.4
(74.1)		 27.7
(81.9)		 33.4
(92.1)		 39.4
(102.9)		 42.5
(108.5)		 43.5
(110.3)		 43.6
(110.5)		 40.4
(104.7)		 35.3
(95.5)		 27.8
(82.0)		 22.2
(72.0)		 33.3
(91.9)
Daily mean °C (°F) 14.4
(57.9)		 17.3
(63.1)		 21.4
(70.5)		 26.9
(80.4)		 32.9
(91.2)		 35.7
(96.3)		 36.8
(98.2)		 36.7
(98.1)		 33.5
(92.3)		 28.4
(83.1)		 21.5
(70.7)		 16.3
(61.3)		 26.8
(80.3)
Average low °C (°F) 9.0
(48.2)		 11.2
(52.2)		 15.2
(59.4)		 20.4
(68.7)		 25.9
(78.6)		 28.0
(82.4)		 29.3
(84.7)		 29.2
(84.6)		 25.9
(78.6)		 21.2
(70.2)		 15.5
(59.9)		 10.6
(51.1)		 20.1
(68.2)
Record low °C (°F) −5.4
(22.3)		 −3.3
(26.1)		 2.4
(36.3)		 8.9
(48.0)		 15.7
(60.3)		 19.8
(67.6)		 20.0
(68.0)		 20.0
(68.0)		 14.4
(57.9)		 8.9
(48.0)		 4.5
(40.1)		 −2.0
(28.4)		 −5.4
(22.3)
Average precipitation mm (inches) 12.5
(0.49)		 8.0
(0.31)		 24.0
(0.94)		 28.0
(1.10)		 4.9
(0.19)		 3.0
(0.12)		 3.7
(0.15)		 4.0
(0.16)		 0.1
(0.00)		 0.8
(0.03)		 8.7
(0.34)		 14.6
(0.57)		 112.3
(4.4)
Average rainy days 6.1 4.3 9.4 11.3 3.3 0.0 0.1 0.2 0.0 0.5 3.3 6.3 44.8
Average relative humidity (%) 47 36 32 28 17 11 10 12 14 20 36 47 26
Average dew point °C (°F) 2
(36)		 1
(34)		 2
(36)		 4
(39)		 3
(37)		 −1
(30)		 0
(32)		 2
(36)		 2
(36)		 2
(36)		 4
(39)		 3
(37)		 2
(36)
Mean monthly sunshine hours 212.4 226.6 219.8 242.3 287.7 328.2 332.1 309.2 271.6 311.4 269.2 214.3 3,224.8
Percent possible sunshine 63 71 59 63 70 80 80 77 74 87 82 65 72
Average ultraviolet index 3 7 9 11 12 122 20 18 11 8 6 0 19
Source 1: "Jeddah Regional Climate Centre South West Asia". Archived from the original on 11 December 2016. Retrieved 27 May 2015.[1]
Source 2: Time and Date (dewpoints, 1985-2015)[2]
Saudi Arabia's Köppen climate classification map.

See also

References
  1. "Surface annual climatological report". PME. Archived from the original on 4 March 2016.
  2. "Climate & Weather Averages in Riyadh, Saudi Arabia". Time and Date. Retrieved 11 January 2022.


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