Temperatures in September
It's hot in September in Riyadh with an average temperature of 41°C. Temperatures this month range from a low of 39°C to a high of 43°C. At night, you can expect temperatures between 24°C and 29°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Riyadh in September. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of September
The month of September starts in Riyadh with hot temperatures, averaging around 43°C during the day and nights close to 29°C. You won’t see any precipitation in the first days of the month, it’s all sunny skies. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-September
By mid-September, the average daytime temperature drops to around 42°C, with nights close to 27°C. No precipitation expected during this period, so you can enjoy plenty of sunshine. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of September
By the end of September, the average daytime temperature in Riyadh will be around 40°C, with nights close to 25°C. No precipitation expected, with plenty of sunshine on the horizon. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
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Precipitation in September
According to weather history, there is no precipitation in September. The wind speed is around 4 Bft, mostly coming from the Southeast.
You can expect dry weather every day in September.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in September for Riyadh. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Riyadh in September |
London | ||
|---|---|---|---|
 Average Temperature |
41°C | 20°C | |
 High Temp |
43°C | 22°C | |
| Low Temp |
39°C | 17°C | |
 Total Precipitation |
0 mm | 44 mm | |
| Rainy Days |
0 days | 8 days | |
August
UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is September a good time to visit Riyadh?
September isn’t a good time to be in Riyadh. The average temperature of 41°C this month is uncomfortably hot for a pleasant stay.
Temperature records for Riyadh in September
With 45°C, Riyadh hit the highest temperature in the last 10 years in September 2016. The lowest daytime temperature in this month was 35°C in 2014. The extreme night temperatures ranged from a low of 20°C to a high of 32°C.
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Daily Temperature in September in Riyadh
This chart shows the average daily temperatures, both day and night, for each day in September in Riyadh, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in September in Riyadh
The chart below shows the average daily precipitation in September for Riyadh, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for September, you can expect it to stay dry all month in Riyadh.
Daily UV Index in September in Riyadh
This chart shows the average daily UV index in September in Riyadh, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in September in Riyadh Over the Years
This chart shows the average temperature in September in Riyadh, measured in degrees Celsius, over the past years.
Total Precipitation in September in Riyadh Over the Years
This chart shows the average precipitation in September in Riyadh, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in September for Riyadh
Click on a specific day in September for detailed info on the typical weather on that day in Riyadh. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Riyadh
The weather in September in Riyadh is rated 0 out of 5 stars by 1 visitor. Have you been to Riyadh? Share your weather experience to help other visitors.
Have you been to Riyadh in September?
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Average Weather in Riyadh by Month
Click on a month below to see detailed weather info for Riyadh. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
