Granville Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Granville.
Climate overview of Granville
Granville, Lower Normandy, France, experiences significant temperature variation throughout the year. Summers bring daytime highs of 21°C (70°F) in August, while winters cool to 10°C (50°F) in January.
Rainfall is high, totalling around 1193 mm (47 in) per year. December is the wettest month and July the driest. The city also experiences pleasant summers and cold winters. June is the sunniest month, averaging 6.9 hours of sunshine per day.
Granville Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Granville - and find the best time to visit.
Monthly Temperature in Granville
Depending on the time of the year, temperatures range from pleasant to chilly in Granville. Average maximum daytime temperatures range from a pleasant 21°C (70°F) in August, the warmest time of the year, to a chilly 10°C (50°F) during cooler months like January.
At night, you can expect temperatures ranging from 16°C (61°F) in August to around 5°C (41°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Granville
Granville has a relatively rainy climate with high precipitation levels, averaging 1193 mm (47 in) of rainfall annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, December it receives high rainfall, averaging 151 mm (5.9 in) of precipitation, recorded across 18 rainy days. In contrast, the driest month July brings less rainfall, with 69 mm (2.7 in) over 10 rainy days. For more details, please visit our Granville 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 Granville
Seasonal changes in sunshine hours are quite dramatic in Granville. While June receives considerable daily sunshine with up to 6.9 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.2 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Granville by Month
The city experiences its highest humidity in October, reaching 85%. In March, the humidity drops to its lowest level at 78%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Granville
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: July, August and September
- Warmest weather: July, August and September
- Most sunshine: June, July and August
- Fewest rainy days: June, July, August and September
- Seasonal pattern: Pleasant summers and cold winters
Frequently asked questions about the climate in Granville
What is the best time to visit Granville?
July, August and September typically offer the most optimal weather in Granville. In contrast, January, February, November and December tend to have less optimal conditions. Granville has pleasant summers and cold winters.
What temperatures can I expect in Granville?
Daytime highs range from 10°C (50°F) in January to 21°C (70°F) in August. Nighttime lows range from 5°C (41°F) to 16°C (61°F). Temperatures vary considerably through the year.
How much rain does Granville get?
Annual rainfall is around 1193 mm (47 in). December is the wettest month with 151 mm (5.9 in), while July is the driest with 69 mm (2.7 in).
How sunny is Granville?
Granville receives around 1,679 hours of sunshine per year. June is the sunniest month with 207 hours, while December is the cloudiest with just 66 hours.
Granville 3-Day Forecast
Granville on the map
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