Grézac Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Grézac.
Climate overview of Grézac
The climate in Grézac, Poitou-Charentes, France, is marked by large temperature swings across the seasons, ranging from 28°C (82°F) in August to 11°C (52°F) in January.
Annual rainfall is moderate at around 797 mm (31 in), with November being the wettest month. The city also has warm summers and cold winters. July is the sunniest month, averaging 9.1 hours of sunshine per day.
Grézac Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Grézac - and find the best time to visit.
Monthly Temperature in Grézac
In Grézac, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 28°C (82°F) in August. In January, the coolest month of the year, temperatures drop to a chilly 11°C (52°F).
At night, temperatures range from around 16°C (61°F) in August to 4°C (39°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Grézac
On average, Grézac receives a reasonable amount of rainfall, with an annual precipitation of 797 mm (31 in). Grézac experiences moderate seasonal variation in rainfall, with monthly averages ranging from 85 mm (3.3 in) in November, the wettest month, and 44 mm (1.7 in) in July, the driest month. For more details, please visit our Grézac 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 Grézac
Grézac can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.1 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.5 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Grézac by Month
The city experiences its highest humidity in December, reaching 88%. In July, the humidity drops to its lowest level at 76%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Grézac
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, September and October
- Warmest weather: July and August
- Most sunshine: June, July and August
- Fewest rainy days: June, July, August and September
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Grézac
What is the best time to visit Grézac?
May, June, July, August, September and October typically offer the most optimal weather in Grézac. In contrast, January, February and December tend to have less optimal conditions. Grézac has warm summers and cold winters.
What temperatures can I expect in Grézac?
Daytime highs range from 11°C (52°F) in January to 28°C (82°F) in August. Nighttime lows range from 4°C (39°F) to 16°C (61°F). Temperatures vary considerably through the year.
How much rain does Grézac get?
Annual rainfall is around 797 mm (31 in). November is the wettest month with 85 mm (3.3 in), while July is the driest with 44 mm (1.7 in).
How sunny is Grézac?
Grézac receives around 2,109 hours of sunshine per year. July is the sunniest month with 273 hours, while December is the cloudiest with just 75 hours. Overall, Grézac enjoys abundant sunshine.
Grézac 3-Day Forecast
Grézac on the map
Grézac is highlighted - select any city to see its climate.
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Where to go in August - average daytime high across popular destinations.
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