The climate in Najd al Jumā‘ī during September can be summarized as warm and reasonably dry.
September is in the fall / autumn in Najd al Jumā‘ī and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 27°C (80°F), whilst at night 15°C (59°F) is normal.
Daytime temperature | 26.8°C 80.2°F |
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Nightly temperature | 14.8°C 58.6°F |
Average temperature | 20.8°C 69.4°F |
Daily sunshine | 8.6 hrs |
Avg rainfall | 73 mm 2.9 ins |
Rainy days | 4 days |
Sea temperature | 30.5°C 87°F |
Humidity | 63% |
Windspeed | 13.7kph 9 mph |
On average September is the 4th wettest month of the year in Najd al Jumā‘ī with around 73mm 2.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 4 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.6 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 Najd al Jumā‘ī in September 2025.
Best places to visit in September
Hottest month: | July | 28.1°C 82.6°F |
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Driest month: | January | 7mm 0.3ins |
Sunniest month: | November | 9.7hrs |
Coldest month: | December | 20.9°C 69.6°F |
Wettest month: | August | 100mm 3.9ins |