Interlaken
August
Weather in Interlaken for August 2025
Your guide to Interlaken weather in August - trends and predictions
In general, the average temperature in Interlaken at the beginning of August is 19.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 15.1 °C by the end of August.
Interlaken experiences an exceptionally high level of rainfall in August, with more than 24 rainy days on average.
Is August a good time to visit Interlaken? check out the best time to travel to Interlaken page.
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6
Dry days
25
Rainy days
0
Snow days
19°/10°
Temperatures
8 km/h
Avg max wind
79 %
Avg humidity
Interlaken in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  21° | 2  19° | 3  18° | ||||
| 4 18° | 5 21° | 6 21° | 7 21° | 8 18° | 9 21° | 10 23° |
| 11 23° | 12 23° | 13 23° | 14 20° | 15 20° | 16 18° | 17 15° |
| 18  11° | 19  12° | 20 18° | 21  21° | 22  24° | 23 24° | 24 26° |
| 25 17° | 26 15° | 27  15° | 28 14° | 29  13° | 30 15° | 31 17° |
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Temperatures trend during August in Interlaken
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Moderate or heavy rain with thunder | 21° /12° | 28.5 mm | 5 | |
| 2 Aug. | Patchy light rain with thunder | 19° /10° | 10 mm | 4 | |
| 3 Aug. | Patchy rain possible | 18° /9° | 2.1 mm | 4 | |
| 4 Aug. | Patchy rain possible | 18° /9° | 0.3 mm | 4 | |
| 5 Aug. | Patchy rain possible | 21° /9° | 0 mm | 5 | |
| 6 Aug. | Patchy light rain with thunder | 21° /11° | 2.8 mm | 5 | |
| 7 Aug. | Patchy light rain with thunder | 21° /11° | 5.8 mm | 5 | |
| 8 Aug. | Light rain shower | 18° /9° | 1.4 mm | 4 | |
| 9 Aug. | Patchy rain possible | 21° /10° | 0.1 mm | 5 | |
| 10 Aug. | Patchy rain possible | 23° /11° | 0 mm | 5 | |
| 11 Aug. | Patchy light rain with thunder | 23° /14° | 13 mm | 5 | |
| 12 Aug. | Patchy light rain with thunder | 23° /12° | 14.7 mm | 5 | |
| 13 Aug. | Patchy light rain with thunder | 23° /12° | 13.2 mm | 5 | |
| 14 Aug. | Patchy light rain with thunder | 20° /11° | 14.4 mm | 5 | |
| 15 Aug. | Patchy rain possible | 20° /10° | 8 mm | 5 | |
| 16 Aug. | Light rain shower | 18° /11° | 15.9 mm | 4 | |
| 17 Aug. | Light rain shower | 15° /11° | 23.5 mm | 4 | |
| 18 Aug. | Moderate or heavy rain shower | 11° /8° | 20.6 mm | 3 | |
| 19 Aug. | Light drizzle | 12° /8° | 1.2 mm | 3 | |
| 20 Aug. | Patchy rain possible | 18° /8° | 1.9 mm | 4 | |
| 21 Aug. | Sunny | 21° /12° | 0.8 mm | 5 | |
| 22 Aug. | Overcast | 24° /12° | 0.3 mm | 5 | |
| 23 Aug. | Patchy rain possible | 24° /13° | 0.3 mm | 6 | |
| 24 Aug. | Patchy rain possible | 26° /14° | 1.5 mm | 6 | |
| 25 Aug. | Moderate or heavy rain with thunder | 17° /10° | 19.2 mm | 4 | |
| 26 Aug. | Moderate or heavy rain with thunder | 15° /8° | 30.4 mm | 4 | |
| 27 Aug. | Heavy rain | 15° /6° | 30.8 mm | 4 | |
| 28 Aug. | Light rain shower | 14° /6° | 63.2 mm | 4 | |
| 29 Aug. | Moderate rain | 13° /7° | 11.9 mm | 4 | |
| 30 Aug. | Patchy rain possible | 15° /6° | 1 mm | 4 | |
| 31 Aug. | Patchy rain possible | 17° /7° | 1.6 mm | 4 | |
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Important Notice
Our weather forecast for Interlaken in August 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 forecast closer to your planned date for the most up-to-date weather information.
Interlaken in August - FAQ
What are the expected maximum and minimum temperatures in Interlaken during August?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Interlaken during August?
Significant rainfall exceeding 469.7 mm is expected in Interlaken during August, occurring over more than 25 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Interlaken during August?
The average wind speed in Interlaken during August is 8 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Interlaken in August?
As you prepare for your trip to Interlaken in August, 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, during August, 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
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