Stromness Weather in September

What's the weather like in Stromness (Scotland) in September 2024?

The climate in Stromness during September can be summarized as mild and damp.

September is in the fall / autumn in Stromness and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 13°C (56°F), whilst at night 8°C (46°F) is normal.

Stromness weather averages (imperial / metric)
Daytime temperature 13.4°C 56°F
Nightly temperature 7.9°C 46.1°F
Average temperature 10.6°C 51.1°F
Daily sunshine 3.7 hrs
Avg rainfall 104 mm 4.1 ins
Rainy days 22 days
Sea temperature 12.6°C 54.6°F
Humidity 88%
Windspeed 22kph 14 mph

On average September is the 5th wettest month of the year in Stromness with around 104mm 4.1 inches of rain making it a damp time to visit. This rainfall is typically spread over 22 days, although this may vary considerably.

On the flip side this corresponds to an average of 3.7 hours of sunshine per day.

September temperatures in Stromness

Stromness average temperature in September

September rainfall

Stromness average rain in September

September hourly sunshine

Stromness 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 Stromness in September 2024.

Other monthly averages

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UV index Best time to go?

Stromness weather stats

Stromness weather statistics
Hottest month: August 15.1°C 59.2°F
Driest month: May 54mm 2.1ins
Sunniest month: April 5.1hrs
Coldest month: January 5.5°C 41.9°F
Wettest month: November 126mm 5ins
Map showing location of Stromness (58.96498, -3.29601) Stromness map pin © Google

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