The climate in Umm Lajj during September can be summarized as very hot and arid.
September is in the fall / autumn in Umm Lajj and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a hot 36°C (97°F), whilst at night 25°C (77°F) is normal.
Daytime temperature | 36°C 96.8°F |
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Nightly temperature | 25°C 77°F |
Average temperature | 30.5°C 86.9°F |
Daily sunshine | 12.3 hrs |
Avg rainfall | 0 mm 0 ins |
Rainy days | 0 days |
Sea temperature | 29.6°C 85.3°F |
Humidity | 40% |
Windspeed | 12.6kph 8 mph |
On average September is the 4th driest month of the year in Umm Lajj with around 0mm 0 inches of rain making it a arid time to visit.
On the flip side this corresponds to an average of 12.3 hours of sunshine per day.
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 Lajj in September 2025.
Best places to visit in September
Hottest month: | August | 36.5°C 97.7°F |
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Driest month: | June | 0mm 0ins |
Sunniest month: | September | 12.3hrs |
Coldest month: | January | 24.6°C 76.3°F |
Wettest month: | March | 15mm 0.6ins |