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Saint-Grégoire Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Saint-Grégoire.
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Climate overview of Saint-Grégoire
Saint-Grégoire, Brittany, France, experiences significant temperature variation throughout the year. Summers bring daytime highs of 24°C (75°F) in July, while winters cool to 10°C (50°F) in January.
The city receives around 786 mm (31 in) of rain/snowfall per year. It experiences warm summers and cold winters. December is the wettest month and July the driest. The most sunshine falls in June, with an average of 7.2 hours of daily sunshine.
Saint-Grégoire Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Saint-Grégoire - and find the best time to visit.
Monthly Temperature in Saint-Grégoire
Depending on the time of the year, temperatures range from comfortable to chilly in Saint-Grégoire. On average, daytime temperatures range from a comfortable 24°C (75°F) in July to a chilly 10°C (50°F) in January.
Nighttime temperatures range from 14°C (57°F) in July to 3°C (37°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Saint-Grégoire
Generally, Saint-Grégoire has a moderate amount of precipitation, averaging 786 mm (31 in) of rain/snowfall annually. The wettest period in Saint-Grégoire occurs in December, which receives around 78 mm (3.1 in) of precipitation. During the driest month, July, Saint-Grégoire experiences moderate rainfall, totaling 54 mm (2.1 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Saint-Grégoire 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-Grégoire
In Saint-Grégoire, summer days are longer and more sunny, with daily sunshine hours peaking at 7.2 hours in June. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 2.3 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Rennes, France (4 KM, 2 Miles).
Daily hours of sunshine
Data from: Rennes, France (4 KM, 2 Miles).
Humidity in Saint-Grégoire by Month
The city experiences its highest humidity in January, reaching 87%. In June, the humidity drops to its lowest level at 75%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Rennes, France (4 KM, 2 Miles).
Best Time to Visit Saint-Grégoire
The most comfortable overall weather for exploring Saint-Grégoire is usually found in June, July, August and September. Conditions are generally least comfortable in January and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
mixed
Mar
good
Apr
good
May
very good
Jun
excellent
Jul
excellent
Aug
excellent
Sep
excellent
Oct
good
Nov
mixed
Dec
cold
- Best overall: June, July, August and September
- Warmest weather: July and August
- Most sunshine: June and July
- Fewest rainy days: June, July, August and September
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Saint-Grégoire
What is the best time to visit Saint-Grégoire?
June, July, August and September typically offer the most optimal weather in Saint-Grégoire. In contrast, January and December tend to have less optimal conditions. Saint-Grégoire has warm summers and cold winters.
What temperatures can I expect in Saint-Grégoire?
Daytime highs range from 10°C (50°F) in January to 24°C (75°F) in July. Nighttime lows range from 3°C (37°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Saint-Grégoire get?
Annual rainfall is around 786 mm (31 in). December is the wettest month with 78 mm (3.1 in), while July is the driest with 54 mm (2.1 in).
How sunny is Saint-Grégoire?
Saint-Grégoire receives around 1,724 hours of sunshine per year. June is the sunniest month with 217 hours, while December is the cloudiest with just 68 hours.
Saint-Grégoire 3-Day Forecast
Saint-Grégoire on the map
Saint-Grégoire is highlighted - select any city to see its climate.
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