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Bretagne

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Bretagne Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Bretagne year round climate

  • Spring (March–May): Average 46–54°F, mild climate, low rainfall, increasing sunny days. Common activities: Outdoor walks, cycling, visiting historical sites. Suggested clothing: Light jacket, comfortable trousers or skirt, comfortable shoes.
  • Summer (June–August): Average 57–64°F, pleasant climate, sunny, very low rainfall. Common activities: Beach activities, water sports, exploring the Breton coastline. Suggested clothing: Light and breathable clothing, sun hat, sunscreen.
  • Autumn (September–November): Average 50–57°F, cool climate, slightly more rainfall than spring. Common activities: Enjoying autumn scenery, tasting local cuisine, visiting museums. Suggested clothing: Comfortable long-sleeved shirts, light jacket or cardigan.
  • Winter (December–February): Average 42–48°F, cold and humid climate, relatively low rainfall. Common activities: Indoor activities, visiting art galleries, tasting local cuisine. Suggested clothing: Warm coat, sweater, scarf, hat and gloves.

Bretagne climatological average

Annual average temperature: approx. 53.1°F / Annual rainfall: approx. 30 mm / Summer humidity: 60%–70% / Rainiest month: January

Bretagne monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
42.8°F
3.7
February
48.6°F
3.7
March
46.8°F
2.7
April
49.3°F
2.4
May
54.5°F
2.4
June
57.4°F
1.5
July
61.7°F
2.3
August
64.2°F
1.3
September
57.9°F
3.3
October
55°F
2.7
November
50.5°F
2.3
December
46.9°F
2.3

Bretagne weather for the next seven days

5/9
Saturday
Moderate rain
63.6°F/51.2°F
5/10
Sunday
Moderate rain
52.5°F/49.1°F
5/11
Monday
Patchy rain nearby
53.2°F/44.9°F
5/12
Tuesday
Partly Cloudy
57.3°F/43.5°F
5/13
Wednesday
Patchy rain nearby
57.3°F/45.1°F
5/14
Thursday
Patchy rain nearby
53°F/41.9°F
5/15
Friday
Patchy rain nearby
54.4°F/40.6°F

Bretagne Frequently Asked Questions and Useful Information for Travel

What's the best time?

The best times are spring (March to May) and autumn (September to October), when the weather is more pleasant and there are fewer tourists.

What are the must-see attractions?

Must-visit attractions include Saint-Malo and Mont Saint-Michel. Saint-Malo’s cobbled narrow streets and tall buildings from the 18th century, while Mont Saint-Michel is France’s most beautiful sight, just like a mythical fantasy castle.