Sundbyberg Weather in September

Sundbyberg in September averages 17°C (63°F) during the day and 9°C (48°F) at night. Some rainfall is typical for this time of year.

Rainfall in Sundbyberg in September

You can expect rain on roughly 15 days based on historical data, averaging 56 mm (2.2 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Sundbyberg in September

Sundbyberg in September gets highs of 17°C (63°F) during the day and drops to 9°C (48°F) at night. Conditions are often most pleasant around the middle of the day. Nights drop to 9°C (48°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Sundbyberg in September

The area enjoys a moderate level of sunlight, with around 171 hours. It's a good balance between sunny and cloudy days.

Wind Speed in Sundbyberg in September

September has wind speeds averaging 3 m/s (6 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.

Average water temperature in September

The water is 15°C (59°F) this month — cool enough to feel refreshing on a warm day, but cold enough that most people won't stay in for long without a wetsuit.

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.

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• January
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For a detailed overview over the year and the best time to visit Sweden, check out our Sundbyberg's climate page.

Sundbyberg Temperature in September

Min Temperature 9°C (48°F)  

Max Temperature 17°C (63°F)  

Water Temperature 15°C (59°F) *  

Chance of Rain 49%  

Precipitation 56 mm (2.2 in)  

Rainy days 15 days  

Humidity 78% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 171 hours *  

Percentage Sunshine *  

* Data from: Stockholm, Sweden (2 KM, 1 Miles).

What to Wear in Sundbyberg in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. The water temperature sits at about 15°C (59°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Sundbyberg in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

6/10

Walking

6/10

Barbeque

6/10

Camping

4/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Sweden, check out our Sundbyberg's climate page.

More climate data for Sundbyberg

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Sundbyberg climate overview or explore weather in Sweden.