Riyadh Climate Guide to the Average Weather & Temperatures with Graphs Elucidating Sunshine and Rainfall Data & Information about Wind Speeds & Humidity:

• Riyadh, Saudi Arabia latitude & longitude; 24°43'N 46°43'E.
• Altitude; 635 m (2083 ft).
• The average temperature in Riyadh, Saudi Arabia is 25.3 °C (77 °F).
• The range of average monthly temperatures is 19 °C.
• The warmest average max/ high temperature is 45 °C (113 °F) in July & August.
• The coolest average min/ low temperature is 3 °C (37 °F) in January & December.
• Riyadh receives on average 106.5 mm (4.2 in) of precipitation annually or 9 mm (0.3 in) each month.
• On balance there are 17 days annually on which greater than 0.1 mm (0.004 in) of precipitation (rain, sleet, snow or hail) occurrs or 1 day on an average month.
• The month with the driest weather is June, August, September & October when on balance 0 mm (0.0 in) of rainfall (precipitation) occurrs.
• The month with the wettest weather is April when on balance 21 mm (0.8 in) of rain, sleet, hail or snow falls across 1 days.
• Mean relative humidity for an average year is recorded as 24.5% and on a monthly basis it ranges from 10% in September to 46% in December.
• On balance there are 0 days annually registering frost in Riyadh and in January there are on average 0 days with frost.

Riyadh Climate Graph (Metric | Imperial units)

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Riyadh Weather Averages

Riyadh Climograph/ Climate Chart (imperial)

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Riyadh Temperatures in Farenheit