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Grézac Climate by Month

The climate in Grézac is marked by big temperature swings throughout the year. Temperatures range from warm during the warmest months to cold in the cooler months. It receives a reasonable amount of rainfall. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

In Grézac, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 28°C in August. In February, the coolest month of the year, temperatures drop to a chilly 11°C. At night, expect cooler temperatures, averaging 4°C during this month.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

On average, Grézac receives a reasonable amount of rainfall, with an annual precipitation of 797 mm. Grézac experiences moderate seasonal variation in rainfall, with monthly averages ranging from 85 mm in November, the wettest month, and 44 mm in July, the driest month.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

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.

Monthly hours of sunshine

Data from: La Rochelle, France (66 KM, 41 Miles).

Daily hours of sunshine

Data from: La Rochelle, France (66 KM, 41 Miles).

The best time of year to visit Grézac in France

During the months of May, June and September 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:
  • When is summer in Grézac?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Grézac?
    August has an average maximum temperature of 28°C and is the warmest month of the year.
  • Which is the coldest month in Grézac?
    The coldest month is February with an average maximum temperature of 11°C.
  • Which is the wettest month in Grézac?
    November tops the wettest month list with 85 mm of rainfall.
  • Which is the driest month in Grézac?
    July is the driest month with 44 mm of precipitation.
  • Which is the sunniest month in Grézac?
    July is the sunniest month with an average of 273 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.

    Forecast for Grézac

    Sat   Nov 23
    13°C | 3°C
    S 25 km/h
    2.9 mm
    partly cloudy and no rain

    partly cloudy and no rain

    Sun   Nov 24
    18°C | 9°C
    S 32 km/h
    broken clouds and no rain

    broken clouds and no rain

    Mon   Nov 25
    16°C | 9°C
    S 25 km/h
    11 mm
    broken clouds and rain

    broken clouds and rain