Sixt-sur-Aff Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Sixt-sur-Aff.

Climate overview of Sixt-sur-Aff

Temperatures in Sixt-sur-Aff, Brittany, France, vary greatly throughout the year. August is the hottest month at 25°C (77°F), while January is the coldest at 10°C (50°F).

With around 752 mm (30 in) of annual rainfall, the city has moderate precipitation levels. December is the wettest month and July the driest. It also has warm summers and cold winters. June is the sunniest month, averaging 7.2 hours of sunshine per day.

Sixt-sur-Aff Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Sixt-sur-Aff - and find the best time to visit.

Monthly Temperature in Sixt-sur-Aff

The climate in Sixt-sur-Aff is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a comfortable 25°C (77°F) in August to a chilly 10°C (50°F) in the coolest month, January.

Nights vary from 14°C (57°F) in August to around 3°C (37°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Sixt-sur-Aff

Generally, Sixt-sur-Aff receives mid-range precipitation levels, with 752 mm (30 in) annually. Precipitation levels in Sixt-sur-Aff remain relatively steady throughout the year. December has the most rain, with 77 mm (3 in) over 17 days. In the driest month July, this drops slightly to 48 mm (1.9 in), making the city's climate fairly predictable. For more details, please visit our Sixt-sur-Aff Precipitation page.

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

Sunshine Hours in Sixt-sur-Aff

For those who appreciate different seasons, Sixt-sur-Aff serves as an ideal destination. Expect longer, more sun-filled days in June with an average of 7.2 hours of sunshine daily, and embrace the darker days in December, offering only 2.3 hours of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Rennes, France (47 KM, 29 Miles).

Daily hours of sunshine

Data from: Rennes, France (47 KM, 29 Miles).

Humidity in Sixt-sur-Aff by Month

Best Time to Visit Sixt-sur-Aff

For comfortable weather, consider visiting Sixt-sur-Aff in May, June, July, August and September. Conditions are usually least favourable in January.

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 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 Sixt-sur-Aff

What is the best time to visit Sixt-sur-Aff?

May, June, July, August and September typically offer the most optimal weather in Sixt-sur-Aff. In contrast, January tends to have less optimal conditions. Sixt-sur-Aff has warm summers and cold winters.

What temperatures can I expect in Sixt-sur-Aff?

Daytime highs range from 10°C (50°F) in January to 25°C (77°F) in August. Nighttime lows range from 3°C (37°F) to 14°C (57°F). Temperatures vary considerably through the year.

How much rain does Sixt-sur-Aff get?

Annual rainfall is around 752 mm (30 in). December is the wettest month with 77 mm (3 in), while July is the driest with 48 mm (1.9 in).

How sunny is Sixt-sur-Aff?

Sixt-sur-Aff 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.

Sixt-sur-Aff 3-Day Forecast

Sixt-sur-Aff on the map

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