Bois-Guillaume Weather in December

In Bois-Guillaume, December brings low daytime temperatures around 9°C (48°F), with nights cooling to 3°C (37°F). It is the wettest month of the year, so expect more rainfall than usual.

Rainfall in Bois-Guillaume in December

This month is known for heavy rainfall, so don't forget your umbrella to stay dry. Historically, the month has about 16 days of rain, averaging 85 mm (3.3 in) in total. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Bois-Guillaume in December

In December, Bois-Guillaume gets low temperatures, with highs of 9°C (48°F). Nights cool to around 3°C (37°F). The month of December belongs to the winter season. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. Nights drop to 3°C (37°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Bois-Guillaume in December

This month sees fewer sunny days, with about 51 hours of sunshine, perfect for those who enjoy cooler temperatures.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Bois-Guillaume. Our weather planner can help you explore destinations with more pleasant weather conditions.

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

Bois-Guillaume Temperature in December

Min Temperature 3°C (37°F)  

Max Temperature 9°C (48°F)  

Chance of Rain 54%  

Precipitation 85 mm (3.3 in)  

Rainy days 16 days  

Humidity 91% *  

Sunshine 51 hours *  

Percentage Sunshine *  

* Data from: Rouen, France (3 KM, 2 Miles).

What to Wear in Bois-Guillaume in December

Cold weather calls for smart layering in December. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.

What To Do in Bois-Guillaume in December

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

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

4/10

Outdoor sports

4/10

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 Bois-Guillaume's climate page.

More climate data for Bois-Guillaume

Temperature Rainfall Sunshine Humidity

See the full Bois-Guillaume climate overview or explore weather in France.