Umm Bāb Weather in September
What's the weather like in Umm Bāb (Ar Rayyān) in September 2025?
The climate in Umm Bāb during September can be summarized as very hot and arid.
September is in the fall / autumn in Umm Bāb and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a hot 39°C (102°F), whilst at night 27°C (80°F) is normal.
| Daytime temperature | 39°C 102.1°F |
|---|---|
| Nightly temperature | 26.9°C 80.3°F |
| Average temperature | 32.9°C 91.2°F |
| Daily sunshine | 10.9 hrs |
| Avg rainfall | 0 mm 0 ins |
| Rainy days | 0 days |
| Sea temperature | 32.9°C 91.2°F |
| Humidity | 57% |
| Windspeed | 13.7kph 9 mph |
On average September is the 4th driest month of the year in Umm Bāb with around 0mm 0 inches of rain making it a arid time to visit.
On the flip side this corresponds to an average of 10.9 hours of sunshine per day.
September temperatures in Umm Bāb
September rainfall
September hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Umm Bāb in September 2025.
Other monthly averages
Best places to visit in September
Umm Bāb weather stats
| Hottest month: | July | 41.2°C 106.2°F |
|---|---|---|
| Driest month: | June | 0mm 0ins |
| Sunniest month: | October | 10.6hrs |
| Coldest month: | January | 20.7°C 69.3°F |
| Wettest month: | March | 17mm 0.7ins |
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