Interlaken-Oberhasli District (Interlaken)
September
Weather in Interlaken-Oberhasli District for September 2025
Your guide to Interlaken-Oberhasli District weather in September - trends and predictions
In general, the average temperature in Interlaken-Oberhasli District at the beginning of September is 19.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 12.9 °C by the end of September.
Interlaken-Oberhasli District experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 123.7 mm.
Is September a good time to visit Interlaken-Oberhasli District? check out the best time to travel to Interlaken-Oberhasli District page.
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Temperatures
Rain 🌧️
More
2
Dry days
28
Rainy days
0
Snow days
15°/7°
Temperatures
8 km/h
Avg max wind
79 %
Avg humidity
Interlaken-Oberhasli District in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  19° | 2  19° | 3  19° | 4 19° | 5 20° | 6 20° | 7 21° |
| 8 19° | 9  16° | 10 17° | 11  17° | 12 16° | 13 15° | 14 14° |
| 15 15° | 16 15° | 17 13° | 18 14° | 19 12° | 20 13° | 21  14° |
| 22 13° | 23 13° | 24 13° | 25 15° | 26 14° | 27  13° | 28 11° |
| 29 12° | 30 12° |
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Temperatures trend during September in Interlaken-Oberhasli District
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Sunny | 19° /8° | 1.5 mm | 5 | |
| 2 Sept. | Patchy rain possible | 19° /8° | 3.1 mm | 4 | |
| 3 Sept. | Cloudy | 19° /9° | 3.4 mm | 4 | |
| 4 Sept. | Patchy rain possible | 19° /9° | 2.7 mm | 5 | |
| 5 Sept. | Cloudy | 20° /10° | 2.2 mm | 5 | |
| 6 Sept. | Cloudy | 20° /9° | 0.6 mm | 5 | |
| 7 Sept. | Sunny | 21° /10° | 1.7 mm | 6 | |
| 8 Sept. | Sunny | 19° /10° | 7.2 mm | 5 | |
| 9 Sept. | Heavy rain at times | 16° /9° | 6.6 mm | 4 | |
| 10 Sept. | Patchy rain possible | 17° /8° | 2.6 mm | 4 | |
| 11 Sept. | Moderate rain at times | 17° /8° | 2.8 mm | 4 | |
| 12 Sept. | Patchy rain possible | 16° /6° | 3.9 mm | 4 | |
| 13 Sept. | Patchy rain possible | 15° /7° | 8.4 mm | 4 | |
| 14 Sept. | Moderate rain at times | 14° /7° | 3.1 mm | 3 | |
| 15 Sept. | Moderate or heavy rain shower | 15° /7° | 6.5 mm | 4 | |
| 16 Sept. | Moderate or heavy rain shower | 15° /6° | 6.3 mm | 3 | |
| 17 Sept. | Patchy rain possible | 13° /6° | 3.4 mm | 3 | |
| 18 Sept. | Cloudy | 14° /5° | 3.4 mm | 4 | |
| 19 Sept. | Patchy rain possible | 12° /5° | 6.7 mm | 3 | |
| 20 Sept. | Moderate rain at times | 13° /5° | 1.2 mm | 3 | |
| 21 Sept. | Partly cloudy | 14° /4° | 0.7 mm | 4 | |
| 22 Sept. | Sunny | 13° /4° | 6.6 mm | 3 | |
| 23 Sept. | Sunny | 13° /3° | 3.8 mm | 4 | |
| 24 Sept. | Sunny | 13° /4° | 3.1 mm | 4 | |
| 25 Sept. | Moderate rain at times | 15° /4° | 2.8 mm | 4 | |
| 26 Sept. | Moderate rain at times | 14° /6° | 7.2 mm | 4 | |
| 27 Sept. | Overcast | 13° /5° | 4.7 mm | 3 | |
| 28 Sept. | Patchy rain possible | 11° /5° | 12.3 mm | 3 | |
| 29 Sept. | Patchy rain possible | 12° /4° | 3.7 mm | 3 | |
| 30 Sept. | Patchy rain possible | 12° /5° | 1.5 mm | 3 | |
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Important Notice
Our weather forecast for Interlaken-Oberhasli 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 Interlaken-Oberhasli District forecast closer to your planned date for the most up-to-date weather information.
Interlaken-Oberhasli District in September - FAQ
What are the expected maximum and minimum temperatures in Interlaken-Oberhasli District during September?
During September, expect a variety of temperatures with highs around 15° and lows near 7°, suitable for diverse activities and preferences.
How much rainfall should be expected in Interlaken-Oberhasli District during September?
Significant rainfall exceeding 123.7 mm is expected in Interlaken-Oberhasli District during September, occurring over more than 28 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Interlaken-Oberhasli District during September?
The average wind speed in Interlaken-Oberhasli District during September is 8 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Interlaken-Oberhasli District in September?
As you prepare for your trip to Interlaken-Oberhasli 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 Interlaken-Oberhasli District, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- 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 Interlaken-Oberhasli District
Explore the daily rainfall trends and prepare for Interlaken-Oberhasli Districts September weather 💧
UV exposure in Interlaken-Oberhasli District during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Interlaken-Oberhasli District?Get accurate weather forecasts for Interlaken-Oberhasli District, located at latitude 46.684 and longitude 7.866. Stay updated with localized weather information tailored for Interlaken-Oberhasli District.
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