Climate Insights for Blonay

The climate in Blonay is temperate. The average annual temperature is 11°C and approximately 1301mm of precipitation falls per year. Blonay receives a notable amount of rainfall throughout the year, including during its driest month. Blonay is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, February, December, when temperatures can drop to 1°C. Snowfall occurs from January to December, with around 107cm accumulating over the season.

Temperatures in Blonay vary considerably across the year, with a 23°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 24°C with a mean of 20°C. January is the coolest month, with minimum temperatures around 1°C and an average of 3°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between May and June, with a 5°C shift in average temperatures.

Blonay is a fairly wet location, receiving approximately 1301mm of precipitation annually, which averages out to around 108mm per month. The wettest month is December, averaging 140mm of rainfall. May and January also tend to see above-average precipitation. The driest month is February, with just 87mm. That's 53mm less than December, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Snowfall is a regular feature from January to December, with around 107cm accumulating over the season. January typically sees the most snow at around 33cm.

Blonay is relatively calm, with an average annual wind speed of 9km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 10km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.

It is currently spring in Blonay, which began on March 20, 2026. Blonay is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 24°C, while the coldest stretch bottoms out in January near 1°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Blonay is during June and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 95mm per month. By contrast, July can be uncomfortably hot with highs reaching 24°C, while January is the coldest period with lows dropping to 1°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Blonay based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.