All data are in degrees Fahrenheit

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Water temperature in Calais

Detailed information about the current water temperature in Calais. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Calais now

66.3

°F

September 7, 01:11

Trend:

increasing

Yesterday:

66.3°F

Tomorrow:

66.4°F

Sunrise:

07:15

Sunset:

20:26

Day Length:

13 h. 11 min.

Calais in September

Minimum:

46.3°F

Average:

48.1°F

Maximum:

51.3°F

Sea water temperature in Calais today

As of now, in Calais, the water temperature is 66.3°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 0.4°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 68.4°F on 2022, while the historical minimum was 63.2°F on 2015.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 66.1°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Calais

Date Current Year

actual* / forecast**

last year 10 years average
Aug 24 67.8°F 67.0°F 66.6°F
Aug 25 67.6°F 67.4°F 66.6°F
Aug 26 68.1°F 66.7°F 66.4°F
Aug 27 67.8°F 66.7°F 66.5°F
Aug 28 67.8°F 67.0°F 66.5°F
Aug 29 67.9°F 67.0°F 66.4°F
Aug 30 67.1°F 66.6°F 66.3°F
Aug 31 67.2°F 66.5°F 66.1°F
Sep 1 66.8°F 66.8°F 66.2°F
Sep 2 67.0°F 67.0°F 66.2°F
Sep 3 66.8°F 67.1°F 66.0°F
Sep 4 65.9°F 66.9°F 65.9°F
Sep 5 66.1°F 66.6°F 66.0°F
Sep 6 66.3°F 66.5°F 65.9°F
Sep 7 66.3°F 67.3°F 65.9°F
Sep 8 66.4°F 67.1°F 66.0°F
Sep 9 66.3°F 66.5°F 65.9°F
Sep 10 66.3°F 66.4°F 65.9°F
Sep 11 66.2°F 66.1°F 65.8°F
Sep 12 65.9°F 65.8°F 65.5°F
Sep 13 65.9°F 65.3°F 65.5°F
Sep 14 65.9°F 64.9°F 65.5°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Calais by month

In an average year, Calais offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Calais was recorded on August 14, 2022, reaching a 70.3°F. While the coldest temperature occurred on March 2, 2018, dipping to 40.8°F. The average readings by season are 47.7°F in Winter, 49.8°F in Spring, 63.3°F in Summer, and 60.5°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Boulogne-sur-Mer 65.9°F 19mi
Dunkerque 66.2°F 23mi
Canterbury 64.5°F 41mi

* current water temperature in this city

** straight line distance from Calais