Sion Weather in January
What's the weather like in Sion (Valais) in January 2024?
The climate in Sion during January can be summarized as cold and a little damp.
January is in the winter in Sion and is typically the coldest month of the year. Daytime maximum temperatures average around a freezing -0°C (31°F), whilst at night -6°C (21°F) is normal.
| Daytime temperature | -0.4°C 31.3°F |
|---|---|
| Nightly temperature | -6°C 21.2°F |
| Average temperature | -3.2°C 26.2°F |
| Daily sunshine | 3.5 hrs |
| Avg rainfall | 82 mm 3.2 ins |
| Rainy days | 14 days |
| Sea temperature | 11°C 51.8°F |
| Humidity | 73% |
| Windspeed | 13kph 8 mph |
On average January is the 3rd driest month of the year in Sion with around 82mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.5 hours of sunshine per day.
January temperatures in Sion
January rainfall
January 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 Sion in January 2024.
Other monthly averages
Best places to visit in January
Sion weather stats
| Hottest month: | July | 18.4°C 65.1°F |
|---|---|---|
| Driest month: | March | 78mm 3.1ins |
| Sunniest month: | July | 7.9hrs |
| Coldest month: | January | -0.5°C 31.1°F |
| Wettest month: | August | 128mm 5ins |
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