Billdal Weather in September

What's the weather like in Billdal (Västra Götaland) in September 2021?

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

September is in the fall / autumn in Billdal and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 16°C (61°F), whilst at night 9°C (49°F) is normal.

Billdal weather averages (imperial / metric)
Daytime temperature 15.9°C 60.5°F
Nightly temperature 9.2°C 48.5°F
Average temperature 12.5°C 54.5°F
Daily sunshine 5.1 hrs
Avg rainfall 80 mm 3.1 ins
Rainy days 13 days
Sea temperature 15.2°C 59.3°F
Humidity 82%
Windspeed 19.4kph 12 mph

On average September is the 2nd wettest month of the year in Billdal with around 80mm 3.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.1 hours of sunshine per day.

September temperatures in Billdal

Billdal average temperature in September

September rainfall

Billdal average rain in September

September hourly sunshine

Billdal 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 Billdal in September 2021.

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Billdal weather stats

Billdal weather statistics
Hottest month: July 20°C 68°F
Driest month: February 39mm 1.5ins
Sunniest month: June 9.3hrs
Coldest month: February 1.2°C 34.2°F
Wettest month: October 81mm 3.2ins
Map showing location of Billdal (57.56667, 11.93333)

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