The climate in Gråbo during September can be summarized as mild and a little damp.
September is in the fall / autumn in Gråbo and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 16°C (60°F), whilst at night 8°C (46°F) is normal.
Daytime temperature | 15.5°C 59.8°F |
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Nightly temperature | 8°C 46.3°F |
Average temperature | 11.7°C 53.1°F |
Daily sunshine | 5 hrs |
Avg rainfall | 90 mm 3.5 ins |
Rainy days | 14 days |
Sea temperature | 15.1°C 59.1°F |
Humidity | 82% |
Windspeed | 18.4kph 11 mph |
On average September is the 3rd wettest month of the year in Gråbo with around 90mm 3.5 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 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 Gråbo in September 2025.
Best places to visit in September
Hottest month: | July | 20.2°C 68.4°F |
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Driest month: | February | 46mm 1.8ins |
Sunniest month: | June | 9.3hrs |
Coldest month: | January | -0.1°C 31.8°F |
Wettest month: | November | 93mm 3.7ins |