Sigtuna Weather in September

In Sigtuna, September brings moderate daytime temperatures around 17°C (63°F), with nights cooling to 8°C (46°F). Some rainfall is to be expected.

Rainfall in Sigtuna in September

Climate statistics over the past 30 years suggest around 15 days of rain, with 56 mm (2.2 in) average for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Sigtuna in September

In September, expect moderate temperatures in Sigtuna, with highs of 17°C (63°F) and lows of 8°C (46°F) at night. Conditions are often most pleasant around the middle of the day. Nights drop to 8°C (46°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Sigtuna in September

The area experiences a moderate amount of sunshine, with approximately 154 hours of sunlight expected. This means a decent mix of sun and overcast.

Should you favor a climate that's both dry and comfortably warm, June, July and August typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.