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Weather in Bern-Mittelland District for September 2025

Your guide to Bern-Mittelland District weather in September - trends and predictions
  • In general, the average temperature in Bern-Mittelland District at the beginning of September is 25.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.4 °C by the end of September.

  • Bern-Mittelland District sees moderate rainfall in September, averaging 7 rainy days.

  • Is September a good time to visit Bern-Mittelland District? check out the best time to travel to Bern-Mittelland District page.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
23
Dry days
Average rainy days
7
Rainy days
Average snowy days
0
Snow days
Average temperatures
23°/10°
Temperatures
Average wind speed
8 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Bern-Mittelland District in September average weather

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Temperatures trend during September in Bern-Mittelland District

See the weather trend as well as the moving average line
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September weather day by day

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Date Weather Temperatures Rain UV More
1 Sept. Partly cloudy
Partly cloudy
26° /11° 3 mm 6
2 Sept. Sunny
Sunny
26° /11° 3.4 mm 7
3 Sept. Partly cloudy
Partly cloudy
26° /11° 7.3 mm 7
4 Sept. Overcast
Overcast
24° /12° 2.9 mm 6
5 Sept. Sunny
Sunny
24° /12° 1.6 mm 6
6 Sept. Sunny
Sunny
25° /11° 0 mm 6
7 Sept. Sunny
Sunny
27° /11° 0 mm 7
8 Sept. Sunny
Sunny
26° /13° 4.7 mm 6
9 Sept. Sunny
Sunny
21° /12° 4.5 mm 5
10 Sept. Sunny
Sunny
24° /11° 0.5 mm 6
11 Sept. Cloudy
Cloudy
23° /10° 8.2 mm 5
12 Sept. Thundery outbreaks possible
Thundery outbreaks possible
19° /8° 4.4 mm 5
13 Sept. Fog
Fog
14° /8° 4.5 mm 3
14 Sept. Fog
Fog
14° /6° 0.3 mm 4
15 Sept. Mist
Mist
20° /5° 0 mm 5
16 Sept. Patchy light rain
Patchy light rain
20° /6° 1 mm 5
17 Sept. Sunny
Sunny
18° /8° 0.2 mm 5
18 Sept. Light rain shower
Light rain shower
17° /7° 9.7 mm 5
19 Sept. Light rain shower
Light rain shower
19° /7° 0.9 mm 5
20 Sept. Patchy rain possible
Patchy rain possible
22° /7° 0.3 mm 5
21 Sept. Light rain shower
Light rain shower
22° /8° 2.8 mm 5
22 Sept. Light rain shower
Light rain shower
18° /8° 9.4 mm 5
23 Sept. Patchy rain possible
Patchy rain possible
14° /7° 4.1 mm 4
24 Sept. Sunny
Sunny
18° /5° 0.4 mm 5
25 Sept. Sunny
Sunny
19° /4° 0 mm 6
26 Sept. Sunny
Sunny
17° /7° 26.9 mm 5
27 Sept. Overcast
Overcast
19° /7° 0.8 mm 5
28 Sept. Partly cloudy
Partly cloudy
16° /6° 3.7 mm 4
29 Sept. Sunny
Sunny
20° /6° 0 mm 5
30 Sept. Mist
Mist
20° /8° 0.6 mm 5
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Important Notice
Our weather forecast for Bern-Mittelland District in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Bern-Mittelland District forecast closer to your planned date for the most up-to-date weather information.

Guide for Bern-Mittelland District in September

In Bern, Switzerland, September marks the transition from summer to autumn, bringing about a noticeable change in the weather. At the beginning of the month, the average temperature hovers around 17°, with pleasant, mild conditions.

The days are still relatively long, providing ample opportunity for outdoor activities and sightseeing. However, as the month progresses, the temperatures gradually begin to drop.

By the end of September, the average temperature in Bern decreases to around 13°, signaling the onset of cooler autumn weather. Visitors can expect to experience a mix of sunny days and occasional rainfall as the city transitions into the fall season.

It's advisable to pack layers and a light jacket to stay comfortable throughout the day, especially as the evenings become cooler.

Overall, September in Bern offers a beautiful blend of late summer warmth and the beginnings of autumn, making it an ideal time to explore the city's charming streets, parks, and historical landmarks.

Bern-Mittelland District in September - FAQ

Is September a good time to visit Bern-Mittelland District?
Yes, September is a good time to traveling to Bern-Mittelland District, read more about the best time to visit Bern-Mittelland District.
What are the expected maximum and minimum temperatures in Bern-Mittelland District during September?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Bern-Mittelland District during September?
In September, Bern-Mittelland District can expect light to moderate rainfall, totaling 47.5 mm across approximately 7 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Bern-Mittelland District during September?
The average wind speed in Bern-Mittelland District during September is 8 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Bern-Mittelland District in September?

As you prepare for your trip to Bern-Mittelland District in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Bern-Mittelland District, during September, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

September rainfall patterns in Bern-Mittelland District

Explore the daily rainfall trends and prepare for Bern-Mittelland Districts September weather 💧

UV exposure in Bern-Mittelland District during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Bern-Mittelland District?

Get accurate weather forecasts for Bern-Mittelland District, located at latitude 46.948 and longitude 7.447. Stay updated with localized weather information tailored for Bern-Mittelland District.

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