Jarnac Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Jarnac.
Climate overview of Jarnac
Jarnac, Poitou-Charentes, France, experiences significant temperature variation throughout the year. Summers bring daytime highs of 28°C (82°F) in August, while winters cool to 10°C (50°F) in January.
The city receives around 888 mm (35 in) of rain/snowfall per year. It experiences warm summers and cold winters. December is the wettest month and July the driest.
Jarnac Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Jarnac - and find the best time to visit.
Monthly Temperature in Jarnac
Depending on the time of the year, temperatures range from comfortable to chilly in Jarnac. On average, daytime temperatures range from a comfortable 28°C (82°F) in August to a chilly 10°C (50°F) in January.
Nighttime temperatures range from 15°C (59°F) in August to 2°C (36°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Jarnac
Generally, Jarnac has a moderate amount of precipitation, averaging 888 mm (35 in) of rain/snowfall annually. The amount of precipitation varies moderately throughout the year. The wettest month, December, sees around 89 mm (3.5 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, July, still receives a respectable 52 mm (2 in) of rainfall. For more details, please visit our Jarnac Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Jarnac
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
- Fewest rainy days: June, July, August and September
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Jarnac
What is the best time to visit Jarnac?
May, June, July, August, September and October typically offer the most optimal weather in Jarnac. In contrast, January tends to have less optimal conditions. Jarnac has warm summers and cold winters.
What temperatures can I expect in Jarnac?
Daytime highs range from 10°C (50°F) in January to 28°C (82°F) in August. Nighttime lows range from 2°C (36°F) to 15°C (59°F). Temperatures vary considerably through the year.
How much rain does Jarnac get?
Annual rainfall is around 888 mm (35 in). December is the wettest month with 89 mm (3.5 in), while July is the driest with 52 mm (2 in).
Jarnac 3-Day Forecast
Jarnac on the map
Jarnac is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Marseille
32°C (90°F) Toulouse
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18°C (64°F) 
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