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Sea Temperature in Calais in September

Complete information on the sea temperature range in the English Channel in Calais in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Calais. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in Calais in September

15°C

MINIMUN

18°C

AVERAGE

21°C

MAXIMUM

Historical Data of Water Temperature in September in Calais

Water Temperature Chart for English Channel in Calais in September

Sea Temperature Table in Calais in September Over the Past Years

Day202420232022Average
Sep 118°C19°C17°C18.3°C
Sep 218°C19°C17°C18.0°C
Sep 317°C18°C19°C18.3°C
Sep 417°C18°C19°C18.3°C
Sep 517°C19°C19°C18.3°C
Sep 618°C19°C17°C18.3°C
Sep 718°C19°C16°C18.0°C
Sep 818°C19°C19°C18.8°C
Sep 917°C19°C16°C17.8°C
Sep 1017°C19°C19°C18.5°C
Sep 1117°C18°C16°C17.5°C
Sep 1217°C18°C16°C17.5°C
Sep 1318°C18°C16°C17.5°C
Sep 1417°C18°C18°C17.8°C
Sep 1516°C18°C17°C17.3°C
Sep 1616°C18°C18°C17.5°C
Sep 1717°C19°C17°C17.5°C
Sep 1819°C18°C16°C17.5°C
Sep 1919°C19°C16°C17.8°C
Sep 2019°C19°C19°C18.5°C
Sep 2118°C19°C19°C18.3°C
Sep 2218°C19°C19°C18.3°C
Sep 2318°C18°C17°C17.8°C
Sep 2419°C18°C18°C18.0°C
Sep 2518°C19°C19°C18.3°C
Sep 2618°C18°C17°C17.5°C
Sep 2718°C17°C19°C17.8°C
Sep 2817°C17°C18°C17.5°C
Sep 2917°C17°C18°C17.5°C
Hauts-de-France, FranceHauts-de-France, FranceHauts-de-France, France

Calais Climate and Swimming Opportunities in September

20°C

Average Day Air Temperature

13°C

Average Night Air Temperature

53 mm

Precipitation Amount per Month

10 days

Number of Rainy Days

12 hrs

Daylight
per Day

5 hrs

Sunshine
per Day

19 km/h

Average Wind Speed

83%

Average
humidity

Calais lies within the Hauts-de-France in France. The average daytime temperature in Calais in September is 20°C (68°F), while the nighttime average is 13°C (55°F). There are typically 10 rainy days during the month, with a total precipitation of 53 mm (2.1 inches). The daylight duration in September in Calais is 12 hours, with an average of 5 hours of sunshine per day. The average wind speed in September is 19 km/h (12 mph), and the humidity level is around 83%.

The water temperature in Calais in September ranges from 17°C to 18°C (63°F to 64°F). At the beginning of the month, the average temperature is around 18°C (64°F), shifting to 18°C (64°F) by mid-September and reaching 18°C (64°F) in the last ten days. Overall, the average sea temperature in Calais for September is 18°C (64°F). Very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.

Frequently Asked Questions About Water Temperatures in September in Calais

What is the sea temperature in Calais in September?

The water temperature in the English Channel in Calais in September ranges from 17°C to 18°C (63°F to 64°F).

Is it possible to swim in the English Channel in Calais in September?

The average sea temperature in Calais in September is 18°C (64°F), and the air temperature is 20°C (68°F), so very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.