The climate in Groşi during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Groşi and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 21°C (70°F), whilst at night 9°C (48°F) is normal.
Daytime temperature | 21.3°C 70.3°F |
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Nightly temperature | 9.1°C 48.4°F |
Average temperature | 15.2°C 59.4°F |
Daily sunshine | 7.2 hrs |
Avg rainfall | 50 mm 1.9 ins |
Rainy days | 9 days |
Sea temperature | 20.5°C 68.9°F |
Humidity | 78% |
Windspeed | 6.1kph 4 mph |
On average September is the 4th driest month of the year in Groşi with around 50mm 1.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.2 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 Groşi in September 2025.
Best places to visit in September
Hottest month: | July | 25°C 77°F |
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Driest month: | February | 44mm 1.7ins |
Sunniest month: | August | 9hrs |
Coldest month: | January | 0.2°C 32.4°F |
Wettest month: | June | 100mm 3.9ins |