All data are in degrees Fahrenheit

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Water temperature in Thonon-les-Bains

Detailed information about the current water temperature in Thonon-les-Bains. 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.
Water temperature in Thonon-les-Bains now

67.2

°F

September 18, 04:05

Trend:

decreasing

Yesterday:

67.5°F

Tomorrow:

66.9°F

Sunrise:

07:15

Sunset:

19:41

Day Length:

12 h. 26 min.

Thonon-les-Bains in September

Minimum:

44.5°F

Average:

46.2°F

Maximum:

49.0°F

Water temperature in Thonon-les-Bains today

As of now, in Thonon-les-Bains, the water temperature is 67.2°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 1.5°F lower than the average recorded on this particular day in recent years. The water temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to fall a bit.

Recent water temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 70.6°F on 2018, while the historical minimum was 64.9°F on 2017.

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 65.8°F, the minimum temperature may reach 64.4°F, and the maximum might stay at 66.9°F.

Daily water temperature in Thonon-les-Bains

Date Current Year

actual* / forecast**

last year 10 years average
Sep 4 69.7°F 72.2°F 71.3°F
Sep 5 70.0°F 72.2°F 71.0°F
Sep 6 70.4°F 71.8°F 71.1°F
Sep 7 70.0°F 70.3°F 71.0°F
Sep 8 69.9°F 69.4°F 70.3°F
Sep 9 69.4°F 69.2°F 70.2°F
Sep 10 68.9°F 70.3°F 70.1°F
Sep 11 70.2°F 68.9°F 69.7°F
Sep 12 67.8°F 68.5°F 69.4°F
Sep 13 67.7°F 68.1°F 69.2°F
Sep 14 67.4°F 67.7°F 69.1°F
Sep 15 68.0°F 67.6°F 69.0°F
Sep 16 69.0°F 67.5°F 68.9°F
Sep 17 67.5°F 67.4°F 69.0°F
Sep 18 67.2°F 67.2°F 68.7°F
Sep 19 66.9°F 67.1°F 68.4°F
Sep 20 66.7°F 67.0°F 68.2°F
Sep 21 66.5°F 66.8°F 68.0°F
Sep 22 65.8°F 66.4°F 67.3°F
Sep 23 65.3°F 65.9°F 66.8°F
Sep 24 65.0°F 65.5°F 66.5°F
Sep 25 64.4°F 65.0°F 65.9°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.

Water temperature in Thonon-les-Bains by month

In Thonon-les-Bains, there are only 6 days through the year when the water is warm enough to be comfortable for swimming.
The warmest water in Thonon-les-Bains was recorded on August 24, 2023, reaching a 77.8°F. While the coldest temperature occurred on February 14, 2017, dipping to 42.7°F. The average readings by season are 46.1°F in Winter, 50.9°F in Spring, 70.0°F in Summer, and 61.2°F in Autumn.