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Saillon Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Saillon.
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Climate overview of Saillon
Saillon, Canton of Valais, Switzerland, sees big temperature differences between seasons, with July peaking at 19°C (66°F) and January dropping to -3°C (27°F).
Rain/snowfall is high, totalling around 1703 mm (67 in) per year. June is the wettest month and October the driest. The city also experiences pleasant summers and very cold winters. The most sunshine falls in July, with an average of 9.0 hours of daily sunshine.
Saillon Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Saillon - and find the best time to visit.
Monthly Temperature in Saillon
Visitors to Saillon can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a pleasant 19°C (66°F) in July, the warmest time of the year, to a very cold -3°C (27°F) during cooler months like January.
At night, you can expect temperatures ranging from 8°C (46°F) in July to around -12°C (10°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Saillon
Saillon is known for its substantial rain/snowfall, with annual precipitation reaching 1703 mm (67 in). Year-round, Saillon has a balanced climate with minimal variation in precipitation. The difference between the wettest month, June, with 177 mm (7 in), and the driest month, October, with 116 mm (4.6 in), is minimal. For more details, please visit our Saillon Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Saillon
Seasonal changes in sunshine hours are quite dramatic in Saillon. While July receives considerable daily sunshine with up to 9.0 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.3 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Sion, Switzerland (12 KM, 7 Miles).
Daily hours of sunshine
Data from: Sion, Switzerland (12 KM, 7 Miles).
Daily percentage of sunshine
Data from: Sion, Switzerland (12 KM, 7 Miles).
Humidity in Saillon by Month
The relative humidity is high throughout the year in Saillon.
The city experiences its highest humidity in December, reaching 83%. In April, the humidity drops to its lowest level at 59%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Sion, Switzerland (12 KM, 7 Miles).
Wind Speed in Saillon
The mean wind speed varies between 1 m/s (2 knots) and 2 m/s (4 knots) throughout the year. It is lowest in January, October, November and December and highest during February, March, April, May, June, July, August and September. What does this mean?
The mean monthly wind speed over the year (meters per second)
Data from: Sion, Switzerland (12 KM, 7 Miles).
Best Time to Visit Saillon
For the most comfortable conditions available during the year, consider visiting Saillon in July and August. Conditions are usually least comfortable in January, February, March, April, May, October, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
very cold
Feb
cold
Mar
cold
Apr
wet
May
wet
Jun
mixed
Jul
good
Aug
good
Sep
mixed
Oct
wet
Nov
cold
Dec
very cold
- Best overall: July and August
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: Pleasant summers and very cold winters
- Coldest conditions: January, with freezing nights around -12°C (10°F).
Frequently asked questions about the climate in Saillon
What is the best time to visit Saillon?
July and August typically offer the most optimal weather in Saillon. In contrast, January, February, March, April, May, October, November and December tend to have less optimal conditions. Saillon has pleasant summers and very cold winters.
What temperatures can I expect in Saillon?
Daytime highs range from -3°C (27°F) in January to 19°C (66°F) in July. Nighttime lows range from -12°C (10°F) to 8°C (46°F). Temperatures vary considerably through the year.
How much rain does Saillon get?
Annual rainfall is around 1703 mm (67 in). June is the wettest month with 177 mm (7 in), while October is the driest with 116 mm (4.6 in).
How sunny is Saillon?
Saillon receives around 2,171 hours of sunshine per year. July is the sunniest month with 270 hours, while December is the cloudiest with just 70 hours. Overall, Saillon enjoys abundant sunshine.
Saillon 3-Day Forecast
Saillon on the map
Saillon is highlighted - select any city to see its climate.
Popular in September
Where to go in September - average daytime high across popular destinations.
Zürich
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