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.

57.1

°F

May 25, 21:28

Trend:

increasing

Yesterday:

56.7°F

Tomorrow:

57.4°F

Sunrise:

06:10

Sunset:

21:57

Day Length:

15 h. 47 min.

Cherbourg-Octeville in June

Minimum:

48.8°F

Average:

51.2°F

Maximum:

52.8°F

Sea water temperature in Cherbourg-Octeville today

As of now, in Cherbourg-Octeville, the water temperature is 57.1°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 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 rise a bit.

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 55.9°F on 2022, while the historical minimum was 52.5°F on 2021.

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. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 57.8°F, with minimum temperature starting at 57.4°F, while the maximum might reach 58.1°F.

Daily water temperature in Cherbourg-Octeville

Date	Current Year actual* / forecast**	last year	10 years average
May 11	56.0°F	53.7°F	52.8°F
May 12	55.8°F	53.8°F	53.0°F
May 13	56.0°F	54.2°F	53.1°F
May 14	56.1°F	54.2°F	53.2°F
May 15	55.9°F	54.7°F	53.5°F
May 16	55.4°F	54.6°F	53.6°F
May 17	55.3°F	54.9°F	53.7°F
May 18	55.3°F	54.6°F	53.8°F
May 19	55.4°F	55.0°F	53.8°F
May 20	55.4°F	55.1°F	54.0°F
May 21	55.2°F	55.6°F	54.2°F
May 22	56.0°F	55.4°F	54.4°F
May 23	56.2°F	55.9°F	54.5°F
May 24	56.7°F	55.9°F	54.6°F
May 25	57.1°F	55.8°F	54.7°F
May 26	57.4°F	55.8°F	55.0°F
May 27	57.5°F	56.0°F	55.1°F
May 28	57.7°F	55.9°F	55.3°F
May 29	57.8°F	56.2°F	55.4°F
May 30	57.9°F	56.3°F	55.4°F
May 31	58.0°F	56.6°F	55.6°F
Jun 1	58.1°F	56.6°F	55.7°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 50.8°F in Winter, 50.8°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	56.9°F	43mi
Saint-Malo	60.7°F	71mi
Portland	56.9°F	74mi

* current water temperature in this city

** straight line distance from Cherbourg-Octeville