The climate in Tjeldstø during September can be summarized as mild and very wet.
September is in the fall / autumn in Tjeldstø and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 14°C (57°F), whilst at night 8°C (47°F) is normal.
|Daytime temperature||13.7°C 56.7°F|
|Nightly temperature||8.3°C 47°F|
|Average temperature||11°C 51.8°F|
|Daily sunshine||3.5 hrs|
|Avg rainfall||312 mm 12.3 ins|
|Rainy days||27 days|
|Sea temperature||13.6°C 56.5°F|
|Windspeed||14.9kph 9 mph|
On average September is the wettest month of the year in Tjeldstø with around 312mm 12.3 inches of rain making it a very wet time to visit. This rainfall is typically spread over 27 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.5 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 Tjeldstø in September 2021.
|Hottest month:||August||16.7°C 62.1°F|
|Driest month:||May||108mm 4.3ins|
|Coldest month:||February||3.2°C 37.8°F|
|Wettest month:||September||312mm 12.3ins|