Valais (Zermatt)
August
Weather in Valais for August 2025
Your guide to Valais weather in August - trends and predictions
With an average of 2 snowy days, Valais usually enjoys a light touch of snow in August.
In general, the average temperature in Valais at the beginning of August is 13.7 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 11.3 °C by the end of August.
Valais experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 179.1 mm.
Snow Forecast ❄️
Temperatures
Rain 🌧️
3
Dry days
26
Rainy days
2
Snow days
14°/6°
Temperatures
10 km/h
Avg max wind
73 %
Avg humidity
Valais in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  14° | 2  14° | 3 15° | ||||
| 4 13° | 5 14° | 6  14° | 7 12° | 8 14° | 9  16° | 10 17° |
| 11 17° | 12 17° | 13 17° | 14 16° | 15 16° | 16 14° | 17 14° |
| 18 13° | 19 14° | 20 15° | 21 17° | 22 16° | 23 16° | 24 15° |
| 25  14° | 26 13° | 27 11° | 28 10° | 29 10° | 30 10° | 31 11° |
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Temperatures trend during August in Valais
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Aug. | Moderate or heavy rain shower | 14° /6° | 13.1 mm | 0 cm | |
| 2 Aug. | Patchy rain possible | 14° /5° | 3 mm | 0 cm | |
| 3 Aug. | Patchy rain possible | 15° /6° | 2.7 mm | 0 cm | |
| 4 Aug. | Moderate or heavy rain shower | 13° /5° | 8.6 mm | 0 cm | |
| 5 Aug. | Patchy rain possible | 14° /6° | 6.4 mm | 0 cm | |
| 6 Aug. | Cloudy | 14° /5° | 2.3 mm | 0 cm | |
| 7 Aug. | Moderate or heavy rain shower | 12° /5° | 10.7 mm | 0 cm | |
| 8 Aug. | Patchy rain possible | 14° /4° | 0.9 mm | 0 cm | |
| 9 Aug. | Partly cloudy | 16° /5° | 0.5 mm | 0 cm | |
| 10 Aug. | Patchy rain possible | 17° /7° | 1.5 mm | 0 cm | |
| 11 Aug. | Patchy rain possible | 17° /8° | 2.9 mm | 0 cm | |
| 12 Aug. | Patchy rain possible | 17° /8° | 4.1 mm | 0 cm | |
| 13 Aug. | Cloudy | 17° /8° | 6.1 mm | 0 cm | |
| 14 Aug. | Partly cloudy | 16° /8° | 5.2 mm | 0 cm | |
| 15 Aug. | Patchy rain possible | 16° /8° | 3.5 mm | 0 cm | |
| 16 Aug. | Moderate or heavy rain shower | 14° /6° | 7.7 mm | 0 cm | |
| 17 Aug. | Moderate or heavy rain shower | 14° /6° | 12.6 mm | 0 cm | |
| 18 Aug. | Partly cloudy | 13° /5° | 6.1 mm | 0 cm | |
| 19 Aug. | Moderate rain at times | 14° /6° | 2.1 mm | 0 cm | |
| 20 Aug. | Moderate rain at times | 15° /7° | 2.3 mm | 0 cm | |
| 21 Aug. | Patchy rain possible | 17° /6° | 0.5 mm | 0 cm | |
| 22 Aug. | Moderate or heavy rain shower | 16° /7° | 4.9 mm | 0 cm | |
| 23 Aug. | Patchy rain possible | 16° /6° | 3.2 mm | 0 cm | |
| 24 Aug. | Moderate rain at times | 15° /7° | 5 mm | 0 cm | |
| 25 Aug. | Patchy light rain with thunder | 14° /6° | 4.4 mm | 0 cm | |
| 26 Aug. | Patchy light rain with thunder | 13° /4° | 9.4 mm | 0 cm | |
| 27 Aug. | Moderate rain at times | 11° /3° | 15.1 mm | 0 cm | |
| 28 Aug. | Moderate or heavy rain shower | 10° /1° | 25.8 mm | 6.9 cm | |
| 29 Aug. | Patchy rain possible | 10° /1° | 2.4 mm | 0.7 cm | |
| 30 Aug. | Moderate rain at times | 10° /2° | 3.1 mm | 0 cm | |
| 31 Aug. | Patchy rain possible | 11° /2° | 2.9 mm | 0 cm | |
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Important Notice
Our weather forecast for Valais 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 Valais forecast closer to your planned date for the most up-to-date weather information.
Valais in August - FAQ
What are the expected maximum and minimum temperatures in Valais during August?
During August, expect a variety of temperatures with highs around 14° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Valais during August?
Significant rainfall exceeding 179.1 mm is expected in Valais during August, occurring over more than 26 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Valais in August 2025?
Valais experiences an average snowfall of 7.65 cm during August, occurring over 2 days.
What are the typical wind conditions in Valais during August?
The average wind speed in Valais during August is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
Valais snow forecast August 2025
Track daily snowfall levels and discover Valais’s snowy potential this August ❄️
August rainfall patterns in Valais
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