Boulogne-sur-Mer Weather in January

January in Boulogne-sur-Mer typically sees daytime highs of 9°C (48°F) and nighttime lows of 4°C (39°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the winter season.

Rainfall in Boulogne-sur-Mer in January

Expect around 18 days of rain based on historical data, with 89 mm (3.5 in) average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Boulogne-sur-Mer in January

Boulogne-sur-Mer in January gets highs of 9°C (48°F) during the day and drops to 4°C (39°F) at night. This month falls in the winter season. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With overnight lows of 4°C (39°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets. On average, it is the coldest month of the year. So be prepared and make sure to pack winter clothes.

Sunshine in Boulogne-sur-Mer in January

This month sees fewer sunny days, with about 71 hours of sunshine, perfect for those who enjoy cooler temperatures.

January in Boulogne-sur-Mer has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.