Monthly weather forecast and climate
Boulogne-sur-Mer, France

What is the coldest month in Boulogne-sur-Mer?

With an average high-temperature of 6.8°C (44.2°F) and an average low-temperature of 2.9°C (37.2°F), January is the coldest month.

How many days does it rain in Boulogne-sur-Mer?

Throughout the year, in Boulogne-sur-Mer, France, there are 125.3 rainfall days, and 777.9mm (30.6") of precipitation is accumulated.

When does it snow in Boulogne-sur-Mer?

January through April, November and December are months with snowfall.

How many days does it snow in Boulogne-sur-Mer?

In Boulogne-sur-Mer, France, during the entire year, snow falls for 12.7 days.

What is the snowiest month in Boulogne-sur-Mer?

January is the month with the most snowfall days in Boulogne-sur-Mer. Snow falls for 3.4 days.

What is the driest month in Boulogne-sur-Mer?

February is the month with the least rainfall. Rain falls for 9.5 days and accumulates 46.7mm (1.8") of precipitation.

What is the warmest month in Boulogne-sur-Mer?

August is the warmest month, with an average high-temperature of 20.5°C (68.9°F) and an average low-temperature of 14.9°C (58.8°F).

What is the rainiest month in Boulogne-sur-Mer?

The month with the most rainfall is November when the rain falls for 13.3 days and typically aggregates up to 97mm (3.8") of precipitation.
Average temperature - Boulogne-sur-Mer, France
Average humidity - Boulogne-sur-Mer, France

Months with the highest relative humidity are January and December (87%).
Months with the lowest relative humidity are April, May, June and August (81%).

Average rainfall - Boulogne-sur-Mer, France

The wettest month (with the highest rainfall) is November (97mm).
The driest month (with the lowest rainfall) is February (46.7mm).

Average rainfall days - Boulogne-sur-Mer, France

The month with the highest number of rainy days is November (13.3 days).
The month with the lowest number of rainy days is August (7.9 days).

Average snowfall days - Boulogne-sur-Mer, France

The month with the highest number of snowfall days is January (3.4 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average daylight - Boulogne-sur-Mer, France

The month with the longest days is June (Average daylight: 16.4h).
The month with shortest days is December (Average daylight: 8.1h).

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