All data are in degrees Fahrenheit

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Water temperature in Genève

Detailed information about the current water temperature in Genève. 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 Genève now

78.2

°F

June 27, 18:29

Trend:

increasing

Yesterday:

76.4°F

Tomorrow:

78.8°F

Sunrise:

05:45

Sunset:

21:31

Day Length:

15 h. 46 min.

Genève in July

Minimum:

46.0°F

Average:

48.5°F

Maximum:

50.3°F

Water temperature in Genève today

As of now, in Genève, the water temperature is 78.2°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 10.7°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 water 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 72.6°F on 2025, while the historical minimum was 62.9°F on 2018.

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 79.2°F, with minimum temperature starting at 78.8°F, while the maximum might reach 79.6°F.

Daily water temperature in Genève

Date Current Year

actual* / forecast**

last year 10 years average
Jun 13 66.6°F 67.2°F 64.5°F
Jun 14 67.3°F 66.2°F 64.8°F
Jun 15 67.0°F 67.2°F 65.1°F
Jun 16 67.8°F 66.1°F 65.3°F
Jun 17 68.8°F 67.5°F 65.6°F
Jun 18 70.4°F 67.5°F 65.8°F
Jun 19 71.7°F 68.0°F 66.5°F
Jun 20 71.4°F 69.6°F 66.6°F
Jun 21 72.7°F 70.8°F 66.9°F
Jun 22 74.6°F 71.2°F 67.3°F
Jun 23 75.8°F 71.8°F 67.7°F
Jun 24 76.8°F 71.5°F 67.9°F
Jun 25 76.9°F 72.8°F 68.4°F
Jun 26 76.4°F 72.7°F 68.5°F
Jun 27 78.2°F 72.6°F 67.6°F
Jun 28 78.8°F 73.6°F 68.1°F
Jun 29 79.3°F 74.4°F 68.6°F
Jun 30 79.6°F 75.6°F 68.9°F
Jul 1 79.4°F 75.3°F 68.8°F
Jul 2 79.4°F 75.6°F 68.8°F
Jul 3 79.2°F 74.8°F 68.5°F
Jul 4 79.1°F 74.5°F 68.4°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 Genève by month

In an average year, Genève offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Genève was recorded on August 25, 2023, reaching a 78.7°F. While the coldest temperature occurred on March 18, 2023, dipping to 43.4°F. The average readings by season are 48.5°F in Winter, 52.3°F in Spring, 68.8°F in Summer, and 61.1°F in Autumn.