All data are in degrees Fahrenheit

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Water temperature in Cleveland

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

57.0

°F

May 19, 03:13

Trend:

increasing

Yesterday:

56.5°F

Tomorrow:

58.0°F

Sunrise:

06:04

Sunset:

20:43

Day Length:

14 h. 39 min.

Cleveland in May

Minimum:

35.3°F

Average:

38.7°F

Maximum:

41.4°F

Water temperature in Cleveland today

As of now, in Cleveland, the water temperature is 57.0°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 higher 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 rise considerably.

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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 60.7°F on 2024, while the historical minimum was 51.8°F on 2023.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 59.6°F, with minimum temperature starting at 57.7°F, while the maximum might reach 61.8°F.

Daily water temperature in Cleveland

Date Current Year

actual* / forecast**

last year 10 years average
May 5 51.0°F 53.1°F 50.5°F
May 6 52.0°F 53.3°F 50.9°F
May 7 53.3°F 53.5°F 51.6°F
May 8 53.2°F 55.0°F 51.6°F
May 9 52.6°F 54.7°F 51.8°F
May 10 51.9°F 54.7°F 51.7°F
May 11 53.1°F 54.5°F 51.6°F
May 12 53.3°F 55.6°F 52.6°F
May 13 54.0°F 57.1°F 53.3°F
May 14 53.8°F 56.7°F 53.4°F
May 15 53.3°F 57.5°F 53.7°F
May 16 55.3°F 58.7°F 54.5°F
May 17 54.5°F 58.8°F 55.1°F
May 18 56.5°F 56.5°F 55.7°F
May 19 57.0°F 57.1°F 56.1°F
May 20 58.0°F 58.7°F 57.1°F
May 21 57.7°F 58.4°F 56.9°F
May 22 58.2°F 58.4°F 57.4°F
May 23 59.3°F 58.2°F 58.5°F
May 24 60.5°F 58.0°F 59.7°F
May 25 61.5°F 58.0°F 60.7°F
May 26 61.8°F 59.5°F 60.9°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 Cleveland by month

In Cleveland, the months July through August offer comfortable swimming conditions, which amounts to 67 swimming days.
The warmest water in Cleveland was recorded on July 31, 2025, reaching a 82.4°F. While the coldest temperature occurred on February 14, 2016, dipping to 32.0°F. The average readings by season are 37.3°F in Winter, 45.3°F in Spring, 73.0°F in Summer, and 62.6°F in Autumn.