What is the current water temperature in Lorient?

Q: What is the current water temperature in Lorient?

As of now, in Lorient, the water temperature is 9.83°C. 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.

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Water temperature in Lorient

Detailed information about the current water temperature in Lorient. 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.

49.7

°F

January 13, 17:47

Trend:

increasing

Yesterday:

49.5°F

Tomorrow:

49.8°F

Sunrise:

08:59

Sunset:

17:46

Day Length:

8 h. 47 min.

Lorient in January

Minimum:

49.6°F

Average:

51.6°F

Maximum:

54.5°F

Sea water temperature in Lorient today

As of now, in Lorient, the water temperature is 49.7°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 0.8°F lower 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

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 52.6°F on 2016, while the historical minimum was 48.1°F on 2025.

latest data

last year

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest 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 49.5°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Lorient

Date	Current Year actual* / forecast**	last year	10 years average
Jan 1	49.6°F	51.5°F	51.6°F
Jan 2	49.6°F	51.7°F	51.8°F
Jan 3	49.2°F	51.4°F	51.7°F
Jan 4	49.3°F	50.4°F	51.4°F
Jan 5	48.6°F	49.4°F	50.7°F
Jan 6	48.2°F	50.5°F	50.5°F
Jan 7	48.5°F	50.2°F	50.6°F
Jan 8	48.2°F	49.3°F	50.4°F
Jan 9	49.3°F	49.9°F	50.5°F
Jan 10	49.6°F	49.5°F	50.5°F
Jan 11	49.5°F	48.4°F	50.3°F
Jan 12	49.5°F	48.8°F	50.3°F
Jan 13	49.7°F	48.1°F	50.5°F
Jan 14	49.8°F	47.2°F	50.6°F
Jan 15	49.8°F	46.9°F	50.6°F
Jan 16	49.6°F	46.8°F	50.4°F
Jan 17	49.8°F	47.5°F	50.6°F
Jan 18	49.6°F	47.0°F	50.4°F
Jan 19	49.2°F	46.3°F	50.0°F
Jan 20	48.9°F	45.9°F	49.7°F
Dec 30	49.8°F	52.0°F	51.4°F
Dec 31	50.4°F	51.3°F	51.5°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 Lorient by month

In an average year, Lorient offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in Lorient was recorded on July 19, 2022, reaching a 68.9°F. While the coldest temperature occurred on January 21, 2025, dipping to 44.8°F. The average readings by season are 50.8°F in Winter, 53.7°F in Spring, 63.5°F in Summer, and 60.2°F in Autumn.