Nagu Weather in September

What's the weather like in Nagu (Province of Western Finland) in September 2021?

The climate in Nagu during September can be summarized as mild and reasonably dry.

September is in the fall / autumn in Nagu 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.

Nagu weather averages (imperial / metric)
Daytime temperature 14.1°C 57.3°F
Nightly temperature 8.2°C 46.7°F
Average temperature 11.1°C 52°F
Daily sunshine 4.8 hrs
Avg rainfall 66 mm 2.6 ins
Rainy days 17 days
Sea temperature 13.9°C 57°F
Humidity 83%
Windspeed 16.9kph 11 mph

On average September is the 3rd wettest month of the year in Nagu with around 66mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 17 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 Nagu

Nagu average temperature in September

September rainfall

Nagu average rain in September

September hourly sunshine

Nagu average rain in September

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 Nagu in September 2021.

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Nagu weather stats

Nagu weather statistics
Hottest month: July 20°C 68°F
Driest month: February 27mm 1.1ins
Sunniest month: June 10.9hrs
Coldest month: February -2.6°C 27.3°F
Wettest month: August 77mm 3ins
Map showing location of Nagu (60.19375, 21.90972)

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