Saint-Jean-Trolimon Weather in December

Saint-Jean-Trolimon in December averages 12°C (54°F) during the day and 8°C (46°F) at night. This is the wettest month of the year.

Rainfall in Saint-Jean-Trolimon in December

An umbrella might come in handy since it is the wettest month of the year. Based on our climate data of the past 30 years, about 21 days of rain are anticipated, with 126 mm (5 in) on average. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Saint-Jean-Trolimon in December

December in Saint-Jean-Trolimon brings typical temperatures with highs around 12°C (54°F) and lows of 8°C (46°F). Conditions are often most pleasant around the middle of the day. With overnight lows of 8°C (46°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Saint-Jean-Trolimon in December

The month has fewer sunny days, with around 63 hours of sunshine.

December in Saint-Jean-Trolimon can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.

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For a detailed overview over the year and the best time to visit France, check out our Saint-Jean-Trolimon's climate page.

Saint-Jean-Trolimon Temperature in December

Min Temperature 8°C (46°F)  

Max Temperature 12°C (54°F)  

Chance of Rain 69%  

Precipitation 126 mm (5 in)  

Rainy days 21 days  

Humidity 86% *  

Sunshine 63 hours *  

Percentage Sunshine 24% *  

* Data from: Brest, France (65 KM, 40 Miles).

What to Wear in Saint-Jean-Trolimon in December

Pack for changing conditions in Saint-Jean-Trolimon in December. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Prepare for significant rainfall with proper waterproof clothing and shoes. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.

What To Do in Saint-Jean-Trolimon in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

4/10

Cycling

5/10

Walking

5/10

Camping

3/10

Outdoor sports

5/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit France, check out our Saint-Jean-Trolimon's climate page.

More climate data for Saint-Jean-Trolimon

Temperature Rainfall Sunshine Humidity

See the full Saint-Jean-Trolimon climate overview or explore weather in France.