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Saint-Jean-le-Thomas Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Saint-Jean-le-Thomas.
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Climate overview of Saint-Jean-le-Thomas
Temperatures in Saint-Jean-le-Thomas, Lower Normandy, France, vary greatly throughout the year. August is the hottest month at 21°C (70°F), while January is the coldest at 10°C (50°F).
The city receives considerable rainfall, with around 1197 mm (47 in) annually. December is the wettest month. It has pleasant summers and cold winters. June is the sunniest month, averaging 6.9 hours of sunshine per day.
Saint-Jean-le-Thomas Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Saint-Jean-le-Thomas - and find the best time to visit.
Monthly Temperature in Saint-Jean-le-Thomas
The climate in Saint-Jean-le-Thomas is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a pleasant 21°C (70°F) in August to a chilly 10°C (50°F) in the coolest month, January.
Nights vary from 16°C (61°F) in August to around 5°C (41°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Saint-Jean-le-Thomas
Saint-Jean-le-Thomas has a notably wet climate with abundant precipitation, recording 1197 mm (47 in) of rainfall per year. Saint-Jean-le-Thomas offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month December (149 mm (5.9 in)) and the driest month July (71 mm (2.8 in)) is not too significant. For more details, please visit our Saint-Jean-le-Thomas 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-Jean-le-Thomas
For those who appreciate different seasons, Saint-Jean-le-Thomas serves as an ideal destination. Expect longer, more sun-filled days in June with an average of 6.9 hours of sunshine daily, and embrace the darker days in December, offering only 2.2 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Saint Malo, France (37 KM, 23 Miles).
Daily hours of sunshine
Data from: Saint Malo, France (37 KM, 23 Miles).
Humidity in Saint-Jean-le-Thomas 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
Data from: Saint Malo, France (37 KM, 23 Miles).
Best Time to Visit Saint-Jean-le-Thomas
Conditions in Saint-Jean-le-Thomas are generally most comfortable in July, August and September. They are typically least comfortable in January, February, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
wet
Feb
wet
Mar
mixed
Apr
good
May
good
Jun
very good
Jul
excellent
Aug
excellent
Sep
excellent
Oct
mixed
Nov
wet
Dec
wet
- 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 Saint-Jean-le-Thomas
What is the best time to visit Saint-Jean-le-Thomas?
July, August and September typically offer the most optimal weather in Saint-Jean-le-Thomas. In contrast, January, February, November and December tend to have less optimal conditions. Saint-Jean-le-Thomas has pleasant summers and cold winters.
What temperatures can I expect in Saint-Jean-le-Thomas?
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 Saint-Jean-le-Thomas get?
Annual rainfall is around 1197 mm (47 in). December is the wettest month with 149 mm (5.9 in), while July is the driest with 71 mm (2.8 in).
How sunny is Saint-Jean-le-Thomas?
Saint-Jean-le-Thomas 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.
Saint-Jean-le-Thomas 3-Day Forecast
Saint-Jean-le-Thomas on the map
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