Calais
France
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Calais, France

A panoramic shot of the intricate design of the iconic Calais City Hall, France, well-manicured lawns with beautiful flower gardens and trees visible
A panoramic shot of the intricate design of the iconic Calais City Hall, France, well-manicured lawns with beautiful flower gardens and trees visible
January, like December, is another chilly winter month in Calais, France, with temperature in the range of an average high of 7.2°C (45°F) and an average low of 4.5°C (40.1°F). In Calais, the average high-temperature is almost the same as in December - a still chilly 7.2°C (45°F). Weather in January »

The last month of the winter, February, is another chilly month in Calais, France, with average temperature varying between 4.5°C (40.1°F) and 7.1°C (44.8°F). With an average high-temperature of 7.1°C (44.8°F) and an average low-temperature of 4.5°C (40.1°F), February is the coldest month. Weather in February »

The first month of the spring, March, is also a frosty month in Calais, France, with average temperature fluctuating between 5.7°C (42.3°F) and 8.9°C (48°F). In Calais, France, the average high-temperature in March is practically the same as in February - a still frosty 8.9°C (48°F). Weather in March »

April is a cool spring month in Calais, France, with temperature in the range of an average high of 11.6°C (52.9°F) and an average low of 7.8°C (46°F). In Calais, the average high-temperature is relatively the same as in March - a fresh 11.6°C (52.9°F). Weather in April »

The last month of the spring, May, is a mild month in Calais, France, with average temperature fluctuating between 10.2°C (50.4°F) and 13.8°C (56.8°F). In Calais, the average high-temperature is almost the same as in April - a mild 13.8°C (56.8°F). Weather in May »

June, the first month of the summer, in Calais, is a comfortable month, with average temperature varying between 12.7°C (54.9°F) and 16.4°C (61.5°F). In Calais, the average high-temperature in June is almost the same as in May - a comfortable 16.4°C (61.5°F). Weather in June »

July, the same as June, is another enjoyable summer month in Calais, France, with temperature in the range of an average low of 15.1°C (59.2°F) and an average high of 18.8°C (65.8°F). In July, the average high-temperature is almost the same as in June - a still enjoyable 18.8°C (65.8°F). Weather in July »

August, the last month of the summer, in Calais, is another comfortable month, with average temperature varying between 15.9°C (60.6°F) and 19.7°C (67.5°F). With an average high-temperature of 19.7°C (67.5°F) and an average low-temperature of 15.9°C (60.6°F), August is the warmest month. Weather in August »

September, the first month of the autumn, in Calais, is also an enjoyable month, with average temperature fluctuating between 14.5°C (58.1°F) and 17.9°C (64.2°F). In September, the average high-temperature is practically the same as in August - a still enjoyable 17.9°C (64.2°F). Weather in September »

October, the same as September, in Calais, France, is another mild autumn month, with temperature in the range of an average low of 12.1°C (53.8°F) and an average high of 15.2°C (59.4°F). In Calais, the average high-temperature in October is almost the same as in September - a mild 15.2°C (59.4°F). Weather in October »

The last month of the autumn, November, is also a fresh month in Calais, France, with average temperature varying between 11.2°C (52.2°F) and 8.5°C (47.3°F). In Calais, the average high-temperature slightly decreases, from a mild 15.2°C (59.4°F) in October, to a cool 11.2°C (52.2°F). Weather in November »

December, the first month of the winter, in Calais, is still a chilly month, with average temperature ranging between max 8.7°C (47.7°F) and min 6.4°C (43.5°F). In December, the average high-temperature is almost the same as in November - a chilly 8.7°C (47.7°F). Weather in December »

What is the most humid month in Calais?

January is the most humid month, with an average relative humidity of 83%.

How much does it rain in Calais?

In Calais, France, during the entire year, the rain falls for 178.1 days and collects up to 461mm (18.15") of precipitation.

When does it snow in Calais?

January through March, November and December are months with snowfall in Calais, France.

How many days does it snow in Calais?

In Calais, France, during the entire year, snow falls for 6.2 days, and aggregates up to 46mm (1.81") of snow.

When does it snow the most in Calais?

The month with the most snowfall in Calais is January when snow falls for 2.3 days and typically aggregates up to 19mm (0.75") of snow.

What are the months with the lowest UV index in Calais?

January and February, with an average maximum UV index of 2, are months with the lowest UV index in Calais, France.

What is the coldest month in Calais?

The coldest month in Calais, France, is February, with an average high-temperature of 7.1°C (44.8°F) and an average low-temperature of 4.5°C (40.1°F).

When is the sea coldest in Calais?

With an average sea temperature of 7.7°C (45.9°F), March is the month with the coldest seawater in Calais, France.

What is the driest month in Calais?

The month with the least rainfall in Calais, France, is April when the rain falls for 12.2 days and typically collects 19mm (0.75") of precipitation.

When it does not snow in Calais?

April through October are months without snowfall.

When are the longest days in Calais?

With an average of 16.4h of daylight, June has the longest days of the year in Calais, France.

What month has the most sunshine in Calais?

With an average of 10.8h of sunshine, June has the most sunshine of the year.

What are the months with the highest UV index in Calais?

Months with the highest UV index are June through August, with an average maximum UV index of 5.

What is the warmest month in Calais?

The warmest month in Calais, France, is August, with an average high-temperature of 19.7°C (67.5°F) and an average low-temperature of 15.9°C (60.6°F).

What are the months with the warmest sea water in Calais?

August and September, with an average sea temperature of 17.8°C (64°F), are months with the warmest seawater in Calais, France.

What is the least humid month in Calais?

September is the least humid month, with an average relative humidity of 78%.

What is the wettest month in Calais?

October is the month with the most rainfall. Rain falls for 17.7 days and accumulates 55mm (2.17") of precipitation.

What is the month with the least sunshine in Calais?

November has the least sunshine of the year in Calais, France, with an average of 4.1h of sunshine.

What is the month with the shortest days in Calais?

December has the shortest days of the year, with an average of 8h of daylight.
Average temperature - Calais, France
Average humidity - Calais, France
Average rainfall - Calais, France
Average rainfall days - Calais, France

The month with the highest number of rainy days is November (19.5 days).
The month with the lowest number of rainy days is April (12.2 days).

Average snowfall - Calais, France

The month with the highest snowfall is January (19mm).
Months with the lowest snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days - Calais, France

The month with the highest number of snowfall days is January (2.3 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature - Calais, France

Best months for swimming (with the highest average sea temperature) are August and September (17.8°C).
The coldest month (with the lowest average sea temperature) is March (7.7°C).

Average daylight / Average sunshine - Calais, France