Brittany (Rennes)
December
Weather in Brittany for December 2026
Your guide to Brittany weather in December - trends and predictions
Snowfall in Brittany during December is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Brittany at the beginning of December is 10.1 °C. As the month progressed, temperatures tended to remain steady, reaching an average of 10.1 °C by the end of December.
Brittany experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 75.4 mm.
Is December a good time to visit Brittany? check out the best time to travel to Brittany page.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
More
5
Dry days
25
Rainy days
1
Snow days
10°/4°
Temperatures
24 km/h
Avg max wind
84 %
Avg humidity
Brittany Weather December
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What’s the Weather Like in Brittany This December?
Discover the average temperatures and weather trends across Brittany’s cities this December.
Temperatures trend during December in Brittany
See the weather trend as well as the moving average line
December weather in Brittany day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. |  Moderate rain at times | 11° /4° | 1.2 mm | 0 cm | |
| 2 Dec. | Moderate rain at times | 9° /2° | 1 mm | 0 cm | |
| 3 Dec. |  Patchy rain possible | 9° /1° | 2.9 mm | 0 cm | |
| 4 Dec. | Light rain shower | 10° /3° | 3.9 mm | 0 cm | |
| 5 Dec. | Patchy rain possible | 11° /3° | 2.6 mm | 0 cm | |
| 6 Dec. | Moderate rain at times | 10° /4° | 0.8 mm | 0 cm | |
| 7 Dec. |  Light rain | 11° /5° | 3.8 mm | 0 cm | |
| 8 Dec. |  Cloudy | 10° /4° | 2.7 mm | 0 cm | |
| 9 Dec. | Light drizzle | 11° /4° | 4.2 mm | 0 cm | |
| 10 Dec. | Patchy rain possible | 10° /3° | 2.3 mm | 0 cm | |
| 11 Dec. | Patchy rain possible | 10° /4° | 2.8 mm | 0 cm | |
| 12 Dec. |  Overcast | 10° /4° | 2.4 mm | 0 cm | |
| 13 Dec. | Overcast | 9° /3° | 1.3 mm | 0.1 cm | |
| 14 Dec. | Patchy rain possible | 10° /3° | 1.7 mm | 0 cm | |
| 15 Dec. | Overcast | 9° /4° | 0.4 mm | 0 cm | |
| 16 Dec. |  Sunny | 10° /4° | 1.9 mm | 0 cm | |
| 17 Dec. | Cloudy | 9° /3° | 0 mm | 0 cm | |
| 18 Dec. | Overcast | 12° /4° | 2.5 mm | 0.1 cm | |
| 19 Dec. | Moderate or heavy rain shower | 12° /5° | 6.1 mm | 0 cm | |
| 20 Dec. | Patchy rain possible | 10° /4° | 2.2 mm | 0 cm | |
| 21 Dec. |  Heavy rain at times | 12° /5° | 3.3 mm | 0 cm | |
| 22 Dec. | Patchy rain possible | 11° /6° | 4.3 mm | 0 cm | |
| 23 Dec. | Moderate or heavy rain shower | 11° /5° | 4.7 mm | 0 cm | |
| 24 Dec. | Patchy rain possible | 11° /5° | 1.5 mm | 0 cm | |
| 25 Dec. | Moderate rain at times | 10° /5° | 1.8 mm | 0.1 cm | |
| 26 Dec. | Overcast | 10° /4° | 0.4 mm | 0 cm | |
| 27 Dec. | Sunny | 10° /3° | 4.6 mm | 0 cm | |
| 28 Dec. | Sunny | 10° /4° | 1.6 mm | 0 cm | |
| 29 Dec. | Patchy rain possible | 10° /4° | 1.1 mm | 0 cm | |
| 30 Dec. | Patchy rain possible | 10° /4° | 2.4 mm | 0 cm | |
| 31 Dec. | Patchy rain possible | 11° /4° | 1.8 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Brittany in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Brittany forecast closer to your planned date for the most up-to-date weather information.
Change Month
Brittany weather in December vs November vs January
Compare December weather in Brittany with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
| November | December | January | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 13°/6° | 10°/4° | 8°/3° |
| Rainfall | 72 mm | 75 mm | 84 mm |
| Snowfall | 2 cm | 0 cm | 0 cm |
| Wind | 23.2 km/h | 23.8 km/h | 22.1 km/h |
| Humidity | 82% | 84% | 84% |
| Rainy days | 18 days | 25 days | 28 days |
| Snow days | 1 days | 1 days | 0 days |
| Dry days | 11 days | 5 days | 3 days |
Planning a trip to Brittany? Discover the best time to visit
Brittany in December - FAQ
What are the expected maximum and minimum temperatures in Brittany during December?
Prepare for cooler days with highs just around 10° and colder nights, dipping below 4°.
How much rainfall should be expected in Brittany during December?
Moderate rainfall is anticipated in Brittany during December, with a total of 75.4 mm spread over approximately 25 days. Considering plans for rainy days is advisable.
Will it snow in Brittany in December 2026?
Brittany typically sees 0.251 cm of snowfall during December.
What are the typical wind conditions in Brittany during December?
The average wind speed in Brittany during December is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Brittany in December?
As you prepare for your trip to Brittany in December, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Brittany, during December, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
Brittany snow forecast December 2026
Track daily snowfall levels and discover Brittany’s snowy potential this December ❄️
On average, Brittany sees 1 snowy days during December, with approximately 0.3 cm of total snowfall.
December rainfall patterns in Brittany
Explore the daily rainfall trends and prepare for Brittanys December weather 💧
Typically, Brittany has 25 rainy days in December with a total of 75.4 mm of rainfall.
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