Voiron Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Voiron.
Climate overview of Voiron
Voiron, Rhône-Alps, France, experiences significant temperature variation throughout the year. Summers bring daytime highs of 26°C (79°F) in July, while winters cool to 6°C (43°F) in January.
Rain/snowfall is high, totalling around 1403 mm (55 in) per year. May is the wettest month and August the driest. The city also experiences warm summers and cold winters. Sunshine peaks in July, when the city sees around 9.6 hours of sunshine per day.
Voiron Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Voiron - and find the best time to visit.
Monthly Temperature in Voiron
Depending on the time of the year, temperatures range from comfortable to chilly in Voiron. Average maximum daytime temperatures range from a comfortable 26°C (79°F) in July, the warmest time of the year, to a chilly 6°C (43°F) during cooler months like January.
At night, you can expect temperatures ranging from 15°C (59°F) in July to around -2°C (28°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Voiron
Voiron has a relatively rain/snowy climate with high precipitation levels, averaging 1403 mm (55 in) of rain/snowfall annually. Year-round, Voiron has a balanced climate with minimal variation in precipitation. The difference between the wettest month, May, with 140 mm (5.5 in), and the driest month, August, with 103 mm (4.1 in), is minimal. For more details, please visit our Voiron 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 Voiron
Seasonal changes in sunshine hours are quite dramatic in Voiron. While July receives considerable daily sunshine with up to 9.6 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.4 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Voiron by Month
The relative humidity is high throughout the year in Voiron.
The city experiences its highest humidity in November, reaching 84%. In July, the humidity drops to its lowest level at 70%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Voiron
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June, July, August and September
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -2°C (28°F).
Frequently asked questions about the climate in Voiron
What is the best time to visit Voiron?
May, June, July, August and September typically offer the most optimal weather in Voiron. In contrast, January, February, March, November and December tend to have less optimal conditions. Voiron has warm summers and cold winters.
What temperatures can I expect in Voiron?
Daytime highs range from 6°C (43°F) in January to 26°C (79°F) in July. Nighttime lows range from -2°C (28°F) to 15°C (59°F). Temperatures vary considerably through the year.
How much rain does Voiron get?
Annual rainfall is around 1403 mm (55 in). May is the wettest month with 140 mm (5.5 in), while August is the driest with 103 mm (4.1 in).
How sunny is Voiron?
Voiron receives around 2,076 hours of sunshine per year. July is the sunniest month with 288 hours, while December is the cloudiest with just 73 hours. Overall, Voiron enjoys abundant sunshine.
Voiron 3-Day Forecast
Voiron 3-Day Forecast
Voiron on the map
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