The climate in Cacheu during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Cacheu and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 23°C (73°F) is normal.
|Daytime temperature||31.1°C 87.9°F|
|Nightly temperature||23°C 73.3°F|
|Average temperature||27°C 80.6°F|
|Daily sunshine||6.7 hrs|
|Avg rainfall||367 mm 14.4 ins|
|Rainy days||19 days|
|Sea temperature||28.4°C 83°F|
|Windspeed||4.7kph 3 mph|
On average September is the 3rd wettest month of the year in Cacheu with around 367mm 14.4 inches of rain making it a very wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.7 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 Cacheu in September 2022.
|Hottest month:||May||34.7°C 94.5°F|
|Driest month:||March||0mm 0ins|
|Coldest month:||January||32.5°C 90.5°F|
|Wettest month:||August||498mm 19.6ins|