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

71.5

°F

July 12, 23:07

Trend:

increasing

Yesterday:

70.2°F

Tomorrow:

71.9°F

Sunrise:

06:27

Sunset:

22:10

Day Length:

15 h. 43 min.

Lorient in July

Minimum:

48.5°F

Average:

50.6°F

Maximum:

53.1°F

Sea water temperature in Lorient today

As of now, in Lorient, the water temperature is 71.5°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 8.0°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 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 68.0°F on 2018, while the historical minimum was 59.5°F on 2024.

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 72.2°F, with minimum temperature starting at 71.9°F, while the maximum might reach 73.1°F.

Daily water temperature in Lorient

Date Current Year

actual* / forecast**

last year 10 years average
Jun 28 70.4°F 63.0°F 64.0°F
Jun 29 71.2°F 63.6°F 64.3°F
Jun 30 71.1°F 64.9°F 64.3°F
Jul 1 70.2°F 65.7°F 64.2°F
Jul 2 69.3°F 66.8°F 64.1°F
Jul 3 68.5°F 65.4°F 63.5°F
Jul 4 67.9°F 64.6°F 63.3°F
Jul 5 67.3°F 64.7°F 63.1°F
Jul 6 67.0°F 65.2°F 63.2°F
Jul 7 66.4°F 64.4°F 63.1°F
Jul 8 67.1°F 63.6°F 63.5°F
Jul 9 67.8°F 61.6°F 63.6°F
Jul 10 68.6°F 60.7°F 63.8°F
Jul 11 70.2°F 61.7°F 64.2°F
Jul 12 71.5°F 62.7°F 63.6°F
Jul 13 71.9°F 64.7°F 63.9°F
Jul 14 72.0°F 64.1°F 64.0°F
Jul 15 71.9°F 64.2°F 63.9°F
Jul 16 72.0°F 64.5°F 64.0°F
Jul 17 72.2°F 64.6°F 64.2°F
Jul 18 72.6°F 64.1°F 64.6°F
Jul 19 73.1°F 65.5°F 65.1°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 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 June 26, 2026, reaching a 71.4°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, 63.7°F in Summer, and 60.2°F in Autumn.