Riyadh Region (Riyadh)
September
Weather in Riyadh Region for September 2026
Your guide to Riyadh Region weather in September - trends and predictions
Until now, September 2026 in Riyadh Region has been significantly cooler than historical averages by 2 °C, with average temperature of 38.8 °C.
The forecast for the next days in Riyadh Region predicts temperatures to be around 41 °C, close to the historical average.
In general, the average temperature in Riyadh Region at the beginning of September is 40.4 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 39.6 °C by the end of September.
Precipitation in Riyadh Region during September is a rare event, with an average of fewer than 2 rainy days.
Temperatures
Rain 🌧️
30
Dry days
0
Rainy days
0
Snow days
40°/28°
Temperatures
21 km/h
Avg max wind
13 %
Avg humidity
Riyadh Region Weather September
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Temperatures trend during September in Riyadh Region
See the weather trend as well as the moving average line
September weather in Riyadh Region day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 41° /29° | 0 mm | 11 | |
| 2 Sept. | Sunny | 41° /29° | 0 mm | 11 | |
| 3 Sept. | Sunny | 40° /28° | 0 mm | 11 | |
| 4 Sept. | Sunny | 40° /28° | 0 mm | 10 | |
| 5 Sept. | Sunny | 40° /28° | 0 mm | 10 | |
| 6 Sept. | Sunny | 40° /28° | 0 mm | 10 | |
| 7 Sept. | Sunny | 41° /30° | 0 mm | 10 | |
| 8 Sept. | Sunny | 41° /29° | 0 mm | 10 | |
| 9 Sept. | Sunny | 42° /30° | 0 mm | 10 | |
| 10 Sept. | Sunny | 42° /30° | 0 mm | 10 | |
| 11 Sept. |  Partly cloudy | 42° /31° | 0 mm | 10 | |
| 12 Sept. |  Severe sandstorm | 40° /32° | 0 mm | 9.9 | |
| 13 Sept. | Severe sandstorm | 41° /32° | 0 mm | 10.1 | |
| 14 Sept. | Severe sandstorm | 41° /32° | 0 mm | 10.3 | |
| 15 Sept. | Severe sandstorm | 40° /32° | 0 mm | 9.8 | |
| 16 Sept. | Sunny | 39° /31° | 0 mm | 9 | |
| 17 Sept. | Sunny | 39° /32° | 0 mm | 9 | |
| 18 Sept. | Sunny | 39° /33° | 0 mm | 9 | |
| 19 Sept. | Sunny | 41° /34° | 0 mm | 10 | |
| 20 Sept. | Sunny | 42° /35° | 0 mm | 10 | |
| 21 Sept. | Sunny | 42° /34° | 0 mm | 10 | |
| 22 Sept. | Sunny | 42° /34° | 0 mm | 10 | |
| 23 Sept. | Sunny | 41° /33° | 0 mm | 10 | |
| 24 Sept. | Sunny | 42° /33° | 0 mm | 10 | |
| 25 Sept. | Sunny | 41° /33° | 0 mm | 10 | |
| 26 Sept. | Sunny | 39° /27° | 0 mm | 9 | |
| 27 Sept. | Sunny | 39° /27° | 0 mm | 9 | |
| 28 Sept. | Sunny | 39° /26° | 0 mm | 9 | |
| 29 Sept. | Sunny | 38° /26° | 0 mm | 9 | |
| 30 Sept. | Sunny | 39° /27° | 0 mm | 9 | |
| Next | |||||
Important Notice
Our weather forecast for Riyadh Region in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Riyadh Region forecast closer to your planned date for the most up-to-date weather information.
Change Month
Riyadh Region in September - FAQ
What are the expected maximum and minimum temperatures in Riyadh Region during September?
With daytime temperatures soaring above 40° and not dropping much below 28° at night, September in Riyadh Region is quite hot. Staying hydrated and avoiding peak sun hours is advisable.
How much rainfall should be expected in Riyadh Region during September?
Rainfall in Riyadh Region during September is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 0 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Riyadh Region during September?
The average wind speed in Riyadh Region during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
UV exposure in Riyadh Region during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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