Monthey Weather in August
What's the weather like in Monthey (Valais) in August 2024?
The climate in Monthey during August can be summarized as mild and damp.
August is in the summer in Monthey and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around 19°C (67°F), whilst at night 10°C (50°F) is normal.
| Daytime temperature | 19.3°C 66.7°F |
|---|---|
| Nightly temperature | 9.8°C 49.6°F |
| Average temperature | 14.5°C 58.1°F |
| Daily sunshine | 7.4 hrs |
| Avg rainfall | 111 mm 4.4 ins |
| Rainy days | 16 days |
| Sea temperature | 22.6°C 72.6°F |
| Humidity | 72% |
| Windspeed | 8.3kph 5 mph |
On average August is the wettest month of the year in Monthey with around 111mm 4.4 inches of rain making it a damp time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.4 hours of sunshine per day.
August temperatures in Monthey
August rainfall
August hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Monthey in August 2024.
Other monthly averages
Best places to visit in August
Monthey weather stats
| Hottest month: | July | 20°C 68°F |
|---|---|---|
| Driest month: | March | 74mm 2.9ins |
| Sunniest month: | July | 8.3hrs |
| Coldest month: | January | 0.2°C 32.4°F |
| Wettest month: | August | 111mm 4.4ins |
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