Gryon Weather & Climate: Best Time to Visit
The climate in Gryon, Vaud, Switzerland, is marked by large temperature swings across the seasons, ranging from 20°C (68°F) in July to -1°C (30°F) in January.
The city has a wet climate, receiving around 1863 mm (73 in) of rain/snowfall per year. Despite the high annual total, it has a distinct rainy season from May to August. June is the wettest month. Sunshine peaks in July, when the city sees around 9.0 hours of sunshine per day.
Monthly Temperature in Gryon
In Gryon, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a pleasant 20°C (68°F) in July to a very cold -1°C (30°F) in January.
Nighttime temperatures range from 9°C (48°F) in July to -10°C (14°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Gryon
Gryon experiences significant rain/snowfall throughout the year, averaging 1863 mm (73 in) of precipitation annually. The amount of precipitation varies moderately throughout the year. The wettest month, June, sees around 204 mm (8 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, October, still receives a respectable 122 mm (4.8 in) of rainfall. For more details, please visit our Gryon 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 Gryon
In Gryon, summer days are longer and more sunny, with daily sunshine hours peaking at 9.0 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 2.3 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Gryon by Month
The relative humidity is high throughout the year in Gryon.
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 Gryon
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)
Gryon 3-Day Forecast
Check the conditions for any month of the year.
Best Time to Visit Gryon
The best time to visit Gryon is during September, when the weather provides comfortable temperatures of 16°C (61°F). With rainfall of 146 mm (5.7 in), you can expect generally favorable weather for your visit during this period.Be prepared for heavier rainfall during May, June, July and August, the wettest period of the year. Looking for inspiration on where to travel this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
