Mo Weather in September
What's the weather like in Mo (Hordaland) in September 2025?
The climate in Mo during September can be summarized as cool and very wet.
September is in the fall / autumn in Mo and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 11°C (52°F), whilst at night 6°C (42°F) is normal.
| Daytime temperature | 11.1°C 51.9°F |
|---|---|
| Nightly temperature | 5.8°C 42.4°F |
| Average temperature | 8.4°C 47.1°F |
| Daily sunshine | 3.6 hrs |
| Avg rainfall | 394 mm 15.5 ins |
| Rainy days | 27 days |
| Sea temperature | 13.7°C 56.7°F |
| Humidity | 80% |
| Windspeed | 15.8kph 10 mph |
On average September is the wettest month of the year in Mo with around 394mm 15.5 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 3.6 hours of sunshine per day.
September temperatures in Mo
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 Mo in September 2025.
Other monthly averages
Best places to visit in September
Mo weather stats
| Hottest month: | July | 15.1°C 59.2°F |
|---|---|---|
| Driest month: | May | 127mm 5ins |
| Sunniest month: | May | 7.5hrs |
| Coldest month: | January | -0.5°C 31.1°F |
| Wettest month: | September | 394mm 15.5ins |
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