The climate in Hassi Messaoud during September can be summarized as very hot and very dry.
September is in the fall / autumn in Hassi Messaoud and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a warm 37°C (98°F), whilst at night 22°C (72°F) is normal.
Daytime temperature | 36.5°C 97.6°F |
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Nightly temperature | 22.4°C 72.2°F |
Average temperature | 29.4°C 84.9°F |
Daily sunshine | 10.5 hrs |
Avg rainfall | 2 mm 0.1 ins |
Rainy days | 0 days |
Sea temperature | 25.1°C 77.2°F |
Humidity | 54% |
Windspeed | 8.3kph 5 mph |
On average September is the 5th driest month of the year in Hassi Messaoud with around 2mm 0.1 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 10.5 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 Hassi Messaoud in September 2025.
Best places to visit in September
Hottest month: | July | 41.1°C 106°F |
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Driest month: | July | 0mm 0ins |
Sunniest month: | July | 12.7hrs |
Coldest month: | January | 17.2°C 63°F |
Wettest month: | December | 7mm 0.3ins |