All data are in degrees Fahrenheit

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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.
Sea temperature in Lorient now

68.6

°F

August 12, 12:17

Trend:

increasing

Yesterday:

66.9°F

Tomorrow:

68.6°F

Sunrise:

07:04

Sunset:

21:32

Day Length:

14 h. 28 min.

Lorient in August

Minimum:

48.2°F

Average:

50.4°F

Maximum:

53.2°F

Sea water temperature in Lorient today

As of now, in Lorient, the water temperature is 68.6°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 3.6°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 68.6°F on 2020, while the historical minimum was 63.1°F on 2021.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. 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 Lorient

Date Current Year

actual* / forecast**

last year 10 years average
Jul 29 65.1°F 62.8°F 64.6°F
Jul 30 65.5°F 62.5°F 64.5°F
Jul 31 65.3°F 62.9°F 64.5°F
Aug 1 64.1°F 62.8°F 64.3°F
Aug 2 64.8°F 62.5°F 64.5°F
Aug 3 64.9°F 63.3°F 64.6°F
Aug 4 65.9°F 63.1°F 64.5°F
Aug 5 66.6°F 63.5°F 64.6°F
Aug 6 66.2°F 62.8°F 64.3°F
Aug 7 64.9°F 62.9°F 64.2°F
Aug 8 65.8°F 62.2°F 64.2°F
Aug 9 66.3°F 62.7°F 64.6°F
Aug 10 66.0°F 62.8°F 64.7°F
Aug 11 66.9°F 63.0°F 64.9°F
Aug 12 68.6°F 64.2°F 65.0°F
Aug 13 68.6°F 64.2°F 65.1°F
Aug 14 68.6°F 63.8°F 65.1°F
Aug 15 68.6°F 64.2°F 65.0°F
Aug 16 68.7°F 65.1°F 65.2°F
Aug 17 68.8°F 66.6°F 65.2°F
Aug 18 68.6°F 66.0°F 65.1°F
Aug 19 68.4°F 65.8°F 64.8°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 13, 2026, reaching a 71.9°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, 54.0°F in Spring, 63.8°F in Summer, and 60.2°F in Autumn.