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

68.4

°F

August 13, 17:44

Trend:

stable

Yesterday:

68.1°F

Tomorrow:

68.4°F

Sunrise:

06:36

Sunset:

21:18

Day Length:

14 h. 42 min.

Calais in August

Minimum:

46.7°F

Average:

48.3°F

Maximum:

51.7°F

Sea water temperature in Calais today

As of now, in Calais, the water temperature is 68.4°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 2.4°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 70.1°F on 2022, while the historical minimum was 64.0°F on 2015.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 68.6°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
Jul 30 67.9°F 66.3°F 65.6°F
Jul 31 68.3°F 66.7°F 65.6°F
Aug 1 67.4°F 67.3°F 65.5°F
Aug 2 67.5°F 66.5°F 65.5°F
Aug 3 68.5°F 66.7°F 65.7°F
Aug 4 67.6°F 66.3°F 65.7°F
Aug 5 66.8°F 66.6°F 65.7°F
Aug 6 67.1°F 67.0°F 65.9°F
Aug 7 66.9°F 66.7°F 65.7°F
Aug 8 66.9°F 67.2°F 65.8°F
Aug 9 66.8°F 66.1°F 65.7°F
Aug 10 66.9°F 66.2°F 65.8°F
Aug 11 67.0°F 66.3°F 65.9°F
Aug 12 68.1°F 66.6°F 66.2°F
Aug 13 68.4°F 66.5°F 66.1°F
Aug 14 68.4°F 66.5°F 66.1°F
Aug 15 68.5°F 66.5°F 66.1°F
Aug 16 68.6°F 67.5°F 66.2°F
Aug 17 68.5°F 66.8°F 66.2°F
Aug 18 68.6°F 66.6°F 66.2°F
Aug 19 68.7°F 67.6°F 66.4°F
Aug 20 68.7°F 67.5°F 66.3°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, 63.2°F in Summer, and 60.5°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Boulogne-sur-Mer 68.2°F 19mi
Dunkerque 68.6°F 23mi
Canterbury 66.7°F 41mi

* current water temperature in this city

** straight line distance from Calais