Karis Weather in September

What's the weather like in Karis (Southern Finland Province) in September 2024?

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

September is in the fall / autumn in Karis and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 14°C (57°F), whilst at night 7°C (44°F) is normal.

Karis weather averages (imperial / metric)
Daytime temperature 13.7°C 56.7°F
Nightly temperature 6.9°C 44.4°F
Average temperature 10.3°C 50.5°F
Daily sunshine 4.5 hrs
Avg rainfall 71 mm 2.8 ins
Rainy days 17 days
Sea temperature 14.5°C 58°F
Humidity 84%
Windspeed 14kph 9 mph

On average September is the 3rd wettest month of the year in Karis with around 71mm 2.8 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 4.5 hours of sunshine per day.

September temperatures in Karis

Karis average temperature in September

September rainfall

Karis average rain in September

September hourly sunshine

Karis 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 Karis in September 2024.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Karis weather stats

Karis weather statistics
Hottest month: July 20.3°C 68.5°F
Driest month: February 29mm 1.1ins
Sunniest month: June 10.4hrs
Coldest month: February -3.9°C 25°F
Wettest month: August 81mm 3.2ins
Map showing location of Karis (60.07178, 23.66163) Karis map pin © Google

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