Sollentuna Weather in September

Sollentuna in September averages 17°C (63°F) during the day and 8°C (46°F) at night. Some rainfall is typical for this time of year.

Rainfall in Sollentuna in September

Historically, September sees about 15 days of rain, with a monthly average of 56 mm (2.2 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Sollentuna in September

In September, Sollentuna sees moderate temperatures, with highs of 17°C (63°F). Nights drop to around 8°C (46°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights fall to 8°C (46°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Sollentuna in September

The month brings about 171 hours of sunlight, offering a comfortable mix of sun and overcast.

Wind Speed in Sollentuna in September

Wind speeds average 3 m/s (6 knots) during September. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.

Average water temperature in September

With water at 15°C (59°F), it's on the cooler side. Keen swimmers won't be put off, but those who prefer warm water may find it less enjoyable.

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.