Our verdict
The best time to visit Brittany is April-June
In the summer months, temperatures can reach as high as 36℃ (96℉) in Brittany. In the winter, temperatures can get down to 3℃ (37℉) around January.
The longest days between sunrise and sunset in Brittany are usually in July, so if you want to get the most out of your daytime activities, be sure to plan your visit around this time. The wet season in Brittany usually falls during the months surrounding July each year. It’s not uncommon to get some decent rainfall or light showers during this time, but on some days the weather tends to be fine for a majority of the day, with only a few drops of rain falling from a passing shower.
For more information about when to travel to Brittany, the monthly weather breakdown and the best information and tools to book your trip, continue reading below.
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Brittany seasons
Before you continue, it’s important to know when the seasons are in Brittany as they might be different to yours depending on where in the world you’re travelling from. Brittany is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Brittany
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Brittany for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Brittany climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Brittany for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Brittany in January
- Average temperature: 11℃ (51℉)
- Average high temperature: 15℃ (59℉)
- Average low temperature: 7℃ (44℉)
- Average humidity: 78%
- Average sunny days: 20 days
- Average rainfall: 32mm (1") over 9 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Brittany in January, make sure you pack a warm jacket or coat.
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Brittany in February
- Average temperature: 13℃ (56℉)
- Average high temperature: 18℃ (65℉)
- Average low temperature: 9℃ (49℉)
- Average humidity: 81%
- Average sunny days: 16 days
- Average rainfall: 30mm (1") over 10 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Brittany in February, make sure you pack a warm jacket or coat.
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Brittany in March
- Average temperature: 17℃ (62℉)
- Average high temperature: 22℃ (72℉)
- Average low temperature: 12℃ (54℉)
- Average humidity: 79%
- Average sunny days: 18 days
- Average rainfall: 25mm (1") over 12 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Brittany in March, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
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Brittany in April
- Average temperature: 20℃ (68℉)
- Average high temperature: 26℃ (79℉)
- Average low temperature: 15℃ (59℉)
- Average humidity: 77%
- Average sunny days: 18 days
- Average rainfall: 38mm (2") over 11 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Brittany in April, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Brittany in May
- Average temperature: 24℃ (75℉)
- Average high temperature: 29℃ (85℉)
- Average low temperature: 19℃ (66℉)
- Average humidity: 77%
- Average sunny days: 15 days
- Average rainfall: 45mm (2") over 13 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Brittany in May, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Brittany in June
- Average temperature: 27℃ (81℉)
- Average high temperature: 33℃ (91℉)
- Average low temperature: 23℃ (73℉)
- Average humidity: 78%
- Average sunny days: 11 days
- Average rainfall: 37mm (1") over 16 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Brittany in June, make sure you pack t-shirts and shorts.. It stays pretty warm most of the time.
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Brittany in July
- Average temperature: 28℃ (82℉)
- Average high temperature: 33℃ (91℉)
- Average low temperature: 23℃ (74℉)
- Average humidity: 78%
- Average sunny days: 10 days
- Average rainfall: 70mm (3") over 18 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Brittany in July, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Brittany in August
- Average temperature: 28℃ (82℉)
- Average high temperature: 33℃ (91℉)
- Average low temperature: 24℃ (75℉)
- Average humidity: 79%
- Average sunny days: 10 days
- Average rainfall: 54mm (2") over 18 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Brittany in August, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Brittany in September
- Average temperature: 25℃ (78℉)
- Average high temperature: 31℃ (87℉)
- Average low temperature: 21℃ (71℉)
- Average humidity: 79%
- Average sunny days: 13 days
- Average rainfall: 30mm (1") over 15 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Brittany in September, make sure you pack t-shirts and shorts.. It stays pretty warm most of the time.
Brittany in October
- Average temperature: 21℃ (69℉)
- Average high temperature: 27℃ (80℉)
- Average low temperature: 16℃ (61℉)
- Average humidity: 73%
- Average sunny days: 20 days
- Average rainfall: 36mm (1") over 10 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Brittany in October, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Brittany in November
- Average temperature: 15℃ (60℉)
- Average high temperature: 20℃ (69℉)
- Average low temperature: 11℃ (51℉)
- Average humidity: 75%
- Average sunny days: 20 days
- Average rainfall: 25mm (1") over 8 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Brittany in November, make sure you pack a coat or jumper for the evenings and some light clothes for the daytime.
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Brittany in December
- Average temperature: 13℃ (55℉)
- Average high temperature: 17℃ (62℉)
- Average low temperature: 9℃ (48℉)
- Average humidity: 81%
- Average sunny days: 18 days
- Average rainfall: 33mm (1") over 11 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Brittany in December, make sure you pack a warm jacket or coat.
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