All data are in degrees Fahrenheit

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Water temperature in Detroit

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

36.2

°F

March 27, 00:03

Trend:

stable

Yesterday:

36.3°F

Tomorrow:

36.4°F

Sunrise:

07:24

Sunset:

19:52

Day Length:

12 h. 28 min.

Detroit in April

Minimum:

32.0°F

Average:

35.9°F

Maximum:

40.2°F

Water temperature in Detroit today

As of now, in Detroit, the water temperature is 36.2°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 1.6°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 rise a bit.

Recent water temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 41.8°F on 2021, while the historical minimum was 35.7°F on 2018.

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 37.2°F, with minimum temperature starting at 36.4°F, while the maximum might reach 37.8°F.

Daily water temperature in Detroit

Date Current Year

actual* / forecast**

last year 10 years average
Mar 13 36.1°F 36.7°F 36.8°F
Mar 14 36.0°F 37.1°F 37.0°F
Mar 15 35.1°F 37.0°F 36.5°F
Mar 16 35.1°F 36.9°F 36.8°F
Mar 17 34.9°F 36.8°F 36.9°F
Mar 18 34.9°F 36.8°F 36.5°F
Mar 19 34.8°F 38.6°F 36.5°F
Mar 20 34.8°F 39.1°F 36.9°F
Mar 21 35.0°F 39.4°F 37.4°F
Mar 22 35.0°F 39.7°F 37.6°F
Mar 23 37.9°F 40.5°F 37.7°F
Mar 24 38.0°F 40.1°F 37.5°F
Mar 25 36.1°F 39.5°F 37.6°F
Mar 26 36.3°F 38.3°F 37.9°F
Mar 27 36.2°F 38.2°F 37.8°F
Mar 28 36.4°F 39.8°F 38.0°F
Mar 29 36.8°F 40.0°F 38.4°F
Mar 30 37.1°F 39.4°F 38.8°F
Mar 31 37.2°F 39.2°F 38.8°F
Apr 1 37.3°F 39.4°F 38.9°F
Apr 2 37.7°F 39.4°F 39.4°F
Apr 3 37.8°F 39.7°F 39.4°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 Detroit by month

In Detroit, the months July through August offer comfortable swimming conditions, which amounts to 47 swimming days.
The warmest water in Detroit was recorded on August 14, 2025, reaching a 78.9°F. While the coldest temperature occurred on January 4, 2018, dipping to 32.0°F. The average readings by season are 35.6°F in Winter, 44.1°F in Spring, 71.0°F in Summer, and 58.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Fraser 35.9°F 15mi
Gibraltar 36.3°F 18mi
Lorain 36.8°F 75mi
Sheffield 36.9°F 80mi

* current water temperature in this city

** straight line distance from Detroit