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Saint-Germain-lʼHerm Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Saint-Germain-lʼHerm.
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Climate overview of Saint-Germain-lʼHerm
Saint-Germain-lʼHerm, France, experiences significant temperature variation throughout the year. Summers bring daytime highs of 25°C (77°F) in August, while winters cool to 6°C (43°F) in January.
The city receives around 951 mm (37 in) of rain/snowfall per year. It experiences warm summers and cold winters. May is the wettest month and March the driest. Sunshine peaks in July, when the city sees around 9.2 hours of sunshine per day.
Saint-Germain-lʼHerm Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Saint-Germain-lʼHerm - and find the best time to visit.
Monthly Temperature in Saint-Germain-lʼHerm
Depending on the time of the year, temperatures range from comfortable to chilly in Saint-Germain-lʼHerm. On average, daytime temperatures range from a comfortable 25°C (77°F) in August to a chilly 6°C (43°F) in January.
Nighttime temperatures range from 13°C (55°F) in August to -1°C (30°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Saint-Germain-lʼHerm
Generally, Saint-Germain-lʼHerm has a moderate amount of precipitation, averaging 951 mm (37 in) of rain/snowfall annually. The wettest period in Saint-Germain-lʼHerm occurs in May, which receives around 97 mm (3.8 in) of precipitation. During the driest month, March, Saint-Germain-lʼHerm experiences moderate rainfall, totaling 61 mm (2.4 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Saint-Germain-lʼHerm 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-Germain-lʼHerm
In Saint-Germain-lʼHerm, summer days are longer and more sunny, with daily sunshine hours peaking at 9.2 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 2.5 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Saint-Étienne, France (64 KM, 39 Miles).
Daily hours of sunshine
Data from: Saint-Étienne, France (64 KM, 39 Miles).
Humidity in Saint-Germain-lʼHerm by Month
The relative humidity is high throughout the year in Saint-Germain-lʼHerm.
The city experiences its highest humidity in December, reaching 82%. In July, the humidity drops to its lowest level at 67%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Saint-Étienne, France (64 KM, 39 Miles).
Best Time to Visit Saint-Germain-lʼHerm
For comfortable weather, consider visiting Saint-Germain-lʼHerm in June, July, August and September. Conditions are usually least favourable 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
cold
Feb
cold
Mar
mixed
Apr
good
May
very good
Jun
excellent
Jul
excellent
Aug
excellent
Sep
excellent
Oct
good
Nov
cold
Dec
cold
- Best overall: June, July, August and September
- Warmest weather: July and August
- Most sunshine: July
- Fewest rainy days: July, August, September and October
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -1°C (30°F).
Frequently asked questions about the climate in Saint-Germain-lʼHerm
What is the best time to visit Saint-Germain-lʼHerm?
June, July, August and September typically offer the most optimal weather in Saint-Germain-lʼHerm. In contrast, January, February, November and December tend to have less optimal conditions. Saint-Germain-lʼHerm has warm summers and cold winters.
What temperatures can I expect in Saint-Germain-lʼHerm?
Daytime highs range from 6°C (43°F) in January to 25°C (77°F) in August. Nighttime lows range from -1°C (30°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Saint-Germain-lʼHerm get?
Annual rainfall is around 951 mm (37 in). May is the wettest month with 97 mm (3.8 in), while March is the driest with 61 mm (2.4 in).
How sunny is Saint-Germain-lʼHerm?
Saint-Germain-lʼHerm receives around 2,028 hours of sunshine per year. July is the sunniest month with 277 hours, while December is the cloudiest with just 74 hours. Overall, Saint-Germain-lʼHerm enjoys abundant sunshine.
Saint-Germain-lʼHerm 3-Day Forecast
Saint-Germain-lʼHerm on the map
Saint-Germain-lʼHerm is highlighted - select any city to see its climate.
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