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Riyadh Climate & Temperature

  • Riyadh, Saudi Arabia is at 2442'N, 4644'E, 620 m (2034 ft). See map.
  • Riyadh has a subtropical desert / low-latitude arid hot climate (Kppen-Geiger classification: BWh)
  • According to the Holdridge life zones system of bioclimatic classification Riyadh is situated in or near the subtropical desert biome.
  • The annual mean temperature is 25.7 degrees Celsius (78.2 degrees Fahrenheit). See the temperatures page for a monthly breakdown and the fixed scale graph.
  • Average monthly temperatures vary by 21.1 °C (38°F). This indicates that the continentality type is continental, subtype subcontinental. Riyadh Climate Graph
  • Total annual Precipitation averages 101.3 mm (4 inches) which is equivalent to 101.3 Litres/m (2.48 Gallons/ft).
  • Were you to burrow down through the centre of the Earth from Riyadh you would pop up nearest to the climate station at Mangareva, Gambier Islands, French Polynesia where you would find a Tropical wet climate.

Riyadh Climate Table

  Climate Variable Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
 
Average Max Temperature °C ( °F) 28 (82) 30 (86) 35 (95) 38 (100) 42 (108) 44 (111) 45 (113) 45 (113) 43 (109) 38 (100) 33 (91) 28 (82) 37 (99)
 
Average Temperature °C ( °F) 14 (57) 16 (62) 21 (70) 26 (78) 32 (89) 34 (94) 35 (95) 35 (95) 32 (89) 27 (80) 21 (69) 15 (60) 26 (78)
 
Average Min Temperature °C ( °F) 3 (37) 4 (39) 8 (46) 12 (54) 18 (64) 21 (70) 23 (73) 24 (75) 19 (66) 14 (57) 9 (48) 3 (37) 13 (56)
 
Average Precipitation mm (in) 11 (0) 10 (0) 24 (1) 29 (1) 8 (0) 0 (0) 0 (0) 1 (0) 0 (0) 1 (0) 6 (0) 11 (0) 101 (4)
Number of Wet Days (probability of rain on a day %) 3 (10) 1 (4) 2 (6) 1 (3) 2 (6) 0 (0) 0.5 (2) 0 (0) 0 (0) 0 (0) 5 (17) 3 (10) 17.5 (5)
Average Daylight Hours/ Day 10h 46' 11h 17' 11h 58' 12h 42' 13h 19' 13h 37' 13h 29' 12h 58' 12h 15' 11h 31' 10h 54' 10h 37' 12h 00'
Sun altitude at solar noon on the 21st day (). 45.4 54.6 65.5 77.2 85.4 88.7 85.5 77.4 65.9 54.4 45.3 41.9 65.5

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