Gryon Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Gryon.
Climate overview of Gryon
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, with pleasant summers and very cold winters. June is the wettest month. Sunshine peaks in July, when the city sees around 9.0 hours of sunshine per day.
Gryon Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Gryon - and find the best time to visit.
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)
Best Time to Visit Gryon
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: August
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: A distinct rainy season from May to August, with pleasant summers and very cold winters
- Coldest conditions: January, with freezing nights around -10°C (14°F).
Frequently asked questions about the climate in Gryon
What is the best time to visit Gryon?
August typically offers the most optimal weather in Gryon. In contrast, January, February, March, April, May, June, October, November and December tend to have less optimal conditions. Gryon has a distinct rainy season from May to August, with pleasant summers and very cold winters.
What temperatures can I expect in Gryon?
Daytime highs range from -1°C (30°F) in January to 20°C (68°F) in July. Nighttime lows range from -10°C (14°F) to 9°C (48°F). Temperatures vary considerably through the year.
How much rain does Gryon get?
Annual rainfall is around 1863 mm (73 in). June is the wettest month with 204 mm (8 in), while October is the driest with 122 mm (4.8 in).
How sunny is Gryon?
Gryon 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, Gryon enjoys abundant sunshine.
Gryon 3-Day Forecast
Gryon on the map
Gryon is highlighted - select any city to see its climate.
Popular this month
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