Grandfontaine Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Grandfontaine.
Climate overview of Grandfontaine
Grandfontaine, Alsace, France, experiences significant temperature variation throughout the year. Summers bring daytime highs of 25°C (77°F) in July, while winters cool to 5°C (41°F) in January.
Rain/snowfall is high, totalling around 1310 mm (52 in) per year. May is the wettest month and April the driest. The city also experiences warm summers and cold winters. The most sunshine falls in July, with an average of 7.6 hours of daily sunshine.
Grandfontaine Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Grandfontaine - and find the best time to visit.
Monthly Temperature in Grandfontaine
Depending on the time of the year, temperatures range from comfortable to chilly in Grandfontaine. Average maximum daytime temperatures range from a comfortable 25°C (77°F) in July, the warmest time of the year, to a chilly 5°C (41°F) during cooler months like January.
At night, you can expect temperatures ranging from 14°C (57°F) in July to around -1°C (30°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Grandfontaine
Grandfontaine has a relatively rain/snowy climate with high precipitation levels, averaging 1310 mm (52 in) of rain/snowfall annually. Year-round, Grandfontaine has a balanced climate with minimal variation in precipitation. The difference between the wettest month, May, with 124 mm (4.9 in), and the driest month, April, with 92 mm (3.6 in), is minimal. For more details, please visit our Grandfontaine 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 Grandfontaine
Seasonal changes in sunshine hours are quite dramatic in Grandfontaine. While July receives considerable daily sunshine with up to 7.6 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.5 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Grandfontaine by Month
The relative humidity is high throughout the year in Grandfontaine.
The city experiences its highest humidity in January, reaching 86%. In April, the humidity drops to its lowest level at 72%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Grandfontaine
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, August and September
- Warmest weather: July and August
- Most sunshine: June, July and August
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -1°C (30°F).
Frequently asked questions about the climate in Grandfontaine
What is the best time to visit Grandfontaine?
June, July, August and September typically offer the most optimal weather in Grandfontaine. In contrast, January, February, March, November and December tend to have less optimal conditions. Grandfontaine has warm summers and cold winters.
What temperatures can I expect in Grandfontaine?
Daytime highs range from 5°C (41°F) in January to 25°C (77°F) in July. Nighttime lows range from -1°C (30°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Grandfontaine get?
Annual rainfall is around 1310 mm (52 in). May is the wettest month with 124 mm (4.9 in), while April is the driest with 92 mm (3.6 in).
How sunny is Grandfontaine?
Grandfontaine receives around 1,695 hours of sunshine per year. July is the sunniest month with 229 hours, while December is the cloudiest with just 44 hours.
Grandfontaine 3-Day Forecast
Grandfontaine 3-Day Forecast
Grandfontaine on the map
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