Mjøndalen Weather in September
What's the weather like in Mjøndalen (Buskerud county) in September 2024?
The climate in Mjøndalen during September can be summarized as cool and damp.
September is in the fall / autumn in Mjøndalen and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 13°C (55°F), whilst at night 6°C (42°F) is normal.
| Daytime temperature | 12.8°C 55°F |
|---|---|
| Nightly temperature | 5.6°C 42.1°F |
| Average temperature | 9.2°C 48.6°F |
| Daily sunshine | 4.8 hrs |
| Avg rainfall | 105 mm 4.1 ins |
| Rainy days | 16 days |
| Sea temperature | 15.2°C 59.3°F |
| Humidity | 77% |
| Windspeed | 17.3kph 11 mph |
On average September is the 2nd wettest month of the year in Mjøndalen with around 105mm 4.1 inches of rain making it a damp time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.8 hours of sunshine per day.
September temperatures in Mjøndalen
September rainfall
September hourly sunshine
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 Mjøndalen in September 2024.
Other monthly averages
Best places to visit in September
Mjøndalen weather stats
| Hottest month: | July | 19.1°C 66.4°F |
|---|---|---|
| Driest month: | February | 48mm 1.9ins |
| Sunniest month: | June | 9.2hrs |
| Coldest month: | January | -3.9°C 25°F |
| Wettest month: | October | 112mm 4.4ins |
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