Sainte-Hélène-sur-Isère Climate by Month
Sainte-Hélène-sur-Isère experiences great temperature shifts.
The city's weather can transition from warm days
to cold weather.
It also has a relatively rain/snowy climate with high levels of precipitation.
Let’s explore the climate details in depth to provide you with a complete overview.
Average day and night temperature
The climate in Sainte-Hélène-sur-Isère is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 22°C in July to a chilly 2°C in January. Nighttime temperatures can drop, with averages reaching -7°C in January.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
Sainte-Hélène-sur-Isère has a notably wet climate with abundant precipitation, recording 1663 mm of rain/snowfall per year. The wettest period in Sainte-Hélène-sur-Isère occurs in May, which receives around 166 mm of precipitation. During the driest month, October, Sainte-Hélène-sur-Isère experiences high rainfall, totaling approximately 116 mm. The consistent precipitation levels throughout the year contribute to a relatively stable climate.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
In Sainte-Hélène-sur-Isère, summer days are longer and more sunny, with daily sunshine hours peaking at 8.7 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 2.0 hours.Monthly hours of sunshine
Daily hours of sunshine
The best time of year to visit Sainte-Hélène-sur-Isère in France
During the months of July and August you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
Most rainfall (rainy season) is seen in May, June and December.
July has an average maximum temperature of 22°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 2°C.
May tops the wettest month list with 166 mm of rainfall.
October is the driest month with 116 mm of precipitation.
July is the sunniest month with an average of 262 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
