All data are in degrees Fahrenheit

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Water temperature in Cherbourg-Octeville

Detailed information about the current water temperature in Cherbourg-Octeville. 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 Cherbourg-Octeville now

61.3

°F

October 17, 13:48

Trend:

decreasing

Yesterday:

61.3°F

Tomorrow:

61.1°F

Sunrise:

08:30

Sunset:

19:13

Day Length:

10 h. 43 min.

Cherbourg-Octeville in October

Minimum:

49.9°F

Average:

51.0°F

Maximum:

52.7°F

Sea water temperature in Cherbourg-Octeville today

As of now, in Cherbourg-Octeville, the water temperature is 61.3°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 0.3°F lower 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 fall a bit.

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 63.2°F on 2023, while the historical minimum was 60.2°F on 2015.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 60.8°F, the minimum temperature may reach 60.4°F, and the maximum might stay at 61.1°F.

Daily water temperature in Cherbourg-Octeville

Date Current Year

actual* / forecast**

last year 10 years average
Oct 3 62.7°F 62.4°F 62.8°F
Oct 4 62.7°F 62.3°F 62.8°F
Oct 5 62.5°F 62.1°F 62.8°F
Oct 6 61.9°F 62.1°F 62.7°F
Oct 7 62.0°F 62.0°F 62.5°F
Oct 8 62.0°F 61.9°F 62.3°F
Oct 9 62.0°F 61.9°F 62.2°F
Oct 10 62.0°F 61.9°F 62.1°F
Oct 11 61.8°F 61.8°F 62.0°F
Oct 12 61.8°F 61.7°F 61.9°F
Oct 13 61.4°F 61.6°F 61.8°F
Oct 14 61.5°F 61.5°F 61.9°F
Oct 15 61.4°F 61.4°F 61.7°F
Oct 16 61.3°F 61.4°F 61.6°F
Oct 17 61.3°F 61.5°F 61.5°F
Oct 18 61.1°F 61.4°F 61.3°F
Oct 19 61.0°F 61.4°F 61.3°F
Oct 20 60.9°F 61.4°F 61.2°F
Oct 21 60.8°F 61.3°F 61.1°F
Oct 22 60.7°F 61.1°F 61.0°F
Oct 23 60.6°F 60.9°F 60.8°F
Oct 24 60.4°F 60.7°F 60.7°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 Cherbourg-Octeville by month

In an average year, Cherbourg-Octeville offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Cherbourg-Octeville was recorded on August 27, 2025, reaching a 66.7°F. While the coldest temperature occurred on March 5, 2018, dipping to 45.3°F. The average readings by season are 50.7°F in Winter, 50.5°F in Spring, 61.1°F in Summer, and 61.0°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Saint Peter Port 61.1°F 43mi
Saint-Malo 60.9°F 71mi
Portland 60.6°F 74mi

* current water temperature in this city

** straight line distance from Cherbourg-Octeville