France > Cherbourg-Octeville

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.

52.8

°F

April 11, 21:18

Trend:

stable

Yesterday:

51.8°F

Tomorrow:

52.8°F

Sunrise:

07:23

Sunset:

20:53

Day Length:

13 h. 30 min.

Cherbourg-Octeville in April

Minimum:

49.6°F

Average:

51.5°F

Maximum:

53.5°F

Sea water temperature in Cherbourg-Octeville today

As of now, in Cherbourg-Octeville, the water temperature is 52.8°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 3.2°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a noticeable 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 51.4°F on 2024, while the historical minimum was 47.8°F on 2018.

latest data

last year

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 53.0°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Cherbourg-Octeville

Date	Current Year actual* / forecast**	last year	10 years average
Mar 28	50.4°F	49.1°F	48.8°F
Mar 29	50.1°F	49.0°F	48.8°F
Mar 30	50.2°F	49.0°F	49.0°F
Mar 31	50.5°F	49.3°F	49.0°F
Apr 1	50.6°F	49.2°F	49.0°F
Apr 2	50.8°F	49.1°F	49.0°F
Apr 3	51.0°F	49.3°F	49.1°F
Apr 4	51.1°F	49.5°F	49.1°F
Apr 5	51.3°F	49.9°F	49.4°F
Apr 6	50.8°F	50.0°F	49.4°F
Apr 7	51.2°F	50.2°F	49.5°F
Apr 8	51.9°F	50.1°F	49.6°F
Apr 9	51.7°F	50.0°F	49.6°F
Apr 10	51.8°F	50.2°F	49.7°F
Apr 11	52.8°F	50.3°F	49.7°F
Apr 12	52.8°F	50.4°F	49.7°F
Apr 13	52.9°F	50.4°F	49.8°F
Apr 14	52.9°F	50.3°F	49.7°F
Apr 15	53.0°F	50.5°F	49.9°F
Apr 16	53.2°F	50.4°F	50.0°F
Apr 17	53.1°F	50.4°F	49.9°F
Apr 18	53.3°F	50.8°F	50.1°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 50.8°F in Winter, 50.6°F in Spring, 61.2°F in Summer, and 61.1°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Saint Peter Port	51.9°F	43mi
Saint-Malo	53.1°F	71mi
Portland	51.5°F	74mi

* current water temperature in this city

** straight line distance from Cherbourg-Octeville