Grisslehamn Weather in September

In Grisslehamn, September brings moderate daytime temperatures around 16°C (61°F), with nights cooling to 10°C (50°F). Some rainfall is to be expected.

Rainfall in Grisslehamn in September

Climate statistics over the past 30 years suggest around 14 days of rain, with 59 mm (2.3 in) average for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Grisslehamn in September

In September, Grisslehamn sees moderate temperatures, with highs of 16°C (61°F). Nights drop to around 10°C (50°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With lows of 10°C (50°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.

For Grisslehamn 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.