Saint-Luc Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Saint-Luc.
Climate overview of Saint-Luc
Temperatures in Saint-Luc, Canton of Valais, Switzerland, vary greatly throughout the year. July is the hottest month at 18°C (64°F), while January is the coldest at -5°C (23°F).
With around 1463 mm (58 in) of annual rain/snowfall, Saint-Luc has a notably wet climate. The wettest month is May. The sunniest month is July, with 9.0 hours of sunshine per day on average.
Saint-Luc Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Saint-Luc — and find the best time to visit.
Monthly Temperature in Saint-Luc
The climate in Saint-Luc is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures reach a moderate 18°C (64°F) in July. In January, the coolest month of the year, temperatures drop to a very cold -5°C (23°F).
At night, temperatures range from around 7°C (45°F) in July to -14°C (7°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Saint-Luc
Saint-Luc has a notably wet climate with abundant precipitation, recording 1463 mm (58 in) of rain/snowfall per year. Despite minor fluctuations, Saint-Luc enjoys fairly consistent precipitation throughout the year. In May, you can expect around 144 mm (5.7 in) of precipitation, while in March, Saint-Luc receives about 104 mm (4.1 in). For more details, please visit our Saint-Luc Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
Sunshine Hours in Saint-Luc
Saint-Luc can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.0 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.3 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Saint-Luc by Month
The relative humidity is high throughout the year in Saint-Luc.
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
Wind Speed in Saint-Luc
The mean wind speed over the year ranges from 1 m/s (2 knots) in January, October, November and December to 2 m/s (4 knots) in February, March, April, May, June, July, August and September. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Saint-Luc
Frequently asked questions about the climate in Saint-Luc
What is the best time to visit Saint-Luc?
July and August typically offer the most optimal weather in Saint-Luc. In contrast, January, February, March, April, May, October, November and December tend to have less optimal conditions.
What temperatures can I expect in Saint-Luc?
Daytime highs range from -5°C (23°F) in January to 18°C (64°F) in July. Nighttime lows range from -14°C (7°F) to 7°C (45°F). Temperatures vary considerably through the year.
How much rain does Saint-Luc get?
Annual rainfall is around 1463 mm (58 in). May is the wettest month with 144 mm (5.7 in), while March is the driest with 104 mm (4.1 in).
How sunny is Saint-Luc?
Saint-Luc 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, Saint-Luc enjoys abundant sunshine.
Saint-Luc 3-Day Forecast
Saint-Luc 3-Day Forecast
Saint-Luc on the map
Saint-Luc is highlighted — select any city to see its climate.
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