Stromness Weather in September

During September, Stromness experiences moderate daytime temperatures of 14°C (57°F) and cooler nights around 11°C (52°F). Expect quite a bit of rainfall. Around 106 mm (4.2 in) is typical.

Rainfall in Stromness in September

You can expect rain on around 22 days based on historical patterns, with 106 mm (4.2 in) average for the month. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.

Temperature in Stromness in September

September in Stromness sees highs of 14°C (57°F) and lows of 11°C (52°F) overnight. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With lows of 11°C (52°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Stromness in September

With about 108 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

For Stromness itself, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.