The climate in Jayapura during September can be summarized as hot, humid and wet.
September is in the spring in Jayapura and is typically the 5th 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°C 87.7°F|
|Nightly temperature||22.9°C 73.1°F|
|Average temperature||26.9°C 80.4°F|
|Daily sunshine||5.7 hrs|
|Avg rainfall||155 mm 6.1 ins|
|Rainy days||13 days|
|Sea temperature||29.2°C 84.6°F|
|Windspeed||7.6kph 5 mph|
On average September is the 3rd driest month of the year in Jayapura with around 155mm 6.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.7 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 September 2020.
|Hottest month:||November||31.4°C 88.5°F|
|Driest month:||July||128mm 5ins|
|Coldest month:||July||30.2°C 86.4°F|
|Wettest month:||January||320mm 12.6ins|