The climate in Boumerdas during September can be summarized as hot and reasonably dry.
September is in the fall / autumn in Boumerdas and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 29°C (84°F), whilst at night 17°C (63°F) is normal.
|Daytime temperature||29.1°C 84.3°F|
|Nightly temperature||17.4°C 63.2°F|
|Average temperature||23.2°C 73.8°F|
|Daily sunshine||9.2 hrs|
|Avg rainfall||34 mm 1.4 ins|
|Rainy days||5 days|
|Sea temperature||24.6°C 76.4°F|
|Windspeed||7.2kph 5 mph|
On average September is the 5th driest month of the year in Boumerdas with around 34mm 1.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.2 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 Boumerdas in September 2021.
|Hottest month:||August||31°C 87.8°F|
|Driest month:||July||1mm 0ins|
|Coldest month:||January||15.9°C 60.6°F|
|Wettest month:||December||110mm 4.3ins|