Saint-Martin-dʼHères Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Saint-Martin-dʼHères.
Climate overview of Saint-Martin-dʼHères
Saint-Martin-dʼHères, Rhône-Alps, France, experiences significant temperature variation throughout the year. Summers bring daytime highs of 23°C (73°F) in July, while winters cool to 4°C (39°F) in January.
The city has a wet climate, receiving around 1528 mm (60 in) of rain/snowfall per year. Despite the high annual total, it has warm summers and cold winters. May is the wettest month. The most sunshine falls in July, with an average of 9.6 hours of daily sunshine.
Saint-Martin-dʼHères Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Saint-Martin-dʼHères - and find the best time to visit.
Monthly Temperature in Saint-Martin-dʼHères
Depending on the time of the year, temperatures range from comfortable to chilly in Saint-Martin-dʼHères. On average, daytime temperatures range from a comfortable 23°C (73°F) in July to a chilly 4°C (39°F) in January.
Nighttime temperatures range from 12°C (54°F) in July to -5°C (23°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Saint-Martin-dʼHères
Saint-Martin-dʼHères has a relatively rain/snowy climate with high precipitation levels, averaging 1528 mm (60 in) of rain/snowfall annually. The wettest period in Saint-Martin-dʼHères occurs in May, which receives around 151 mm (5.9 in) of precipitation. During the driest month, August, Saint-Martin-dʼHères experiences high rainfall, totaling 111 mm (4.4 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Saint-Martin-dʼHères 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 Saint-Martin-dʼHères
In Saint-Martin-dʼHères, summer days are longer and more sunny, with daily sunshine hours peaking at 9.6 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 2.4 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Saint-Martin-dʼHères by Month
The relative humidity is high throughout the year in Saint-Martin-dʼHères.
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 Saint-Martin-dʼHères
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July and August
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -5°C (23°F).
Frequently asked questions about the climate in Saint-Martin-dʼHères
What is the best time to visit Saint-Martin-dʼHères?
June, July and August typically offer the most optimal weather in Saint-Martin-dʼHères. In contrast, January, February, March, April, November and December tend to have less optimal conditions. Saint-Martin-dʼHères has warm summers and cold winters.
What temperatures can I expect in Saint-Martin-dʼHères?
Daytime highs range from 4°C (39°F) in January to 23°C (73°F) in July. Nighttime lows range from -5°C (23°F) to 12°C (54°F). Temperatures vary considerably through the year.
How much rain does Saint-Martin-dʼHères get?
Annual rainfall is around 1528 mm (60 in). May is the wettest month with 151 mm (5.9 in), while August is the driest with 111 mm (4.4 in).
How sunny is Saint-Martin-dʼHères?
Saint-Martin-dʼHères 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, Saint-Martin-dʼHères enjoys abundant sunshine.
Saint-Martin-dʼHères 3-Day Forecast
Saint-Martin-dʼHères on the map
Saint-Martin-dʼHères is highlighted - select any city to see its climate.
Popular this month
Where to go in September - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The 10 most charming villages in France
Discover France's top 10 beautiful villages. From Normandy to the Côte d'Azur, experience quaint squares and cobbled streets. Which one will you visit this summer?
An alternative way to discover Paris
From street art, vintage shops, vegetarian cafes, to amazing cultural events, Paris has much to offer for the creative traveler. An overview of sights that you must see if you want to visit this city in an alternative way.
Nature is allowed to take its course in the Ardeche
The Ardèche is France at its most beautiful. The authentic villages and breathtaking mountainous landscapes are one of the main reasons. he climate in Ardèche is very pleasant. Temperatures are high during summer and it is often very sunny.
Explore the natural wonders of Corsica
Corsica offers an abundance of incredible natural wonders to explore. This stunning Mediterranean island is a paradise for outdoor enthusiasts and nature lovers alike.