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

75.0

°F

August 1, 14:17

Trend:

stable

Yesterday:

74.9°F

Tomorrow:

74.6°F

Sunrise:

06:24

Sunset:

20:52

Day Length:

14 h. 28 min.

Detroit in August

Minimum:

32.7°F

Average:

35.2°F

Maximum:

38.0°F

Water temperature in Detroit today

As of now, in Detroit, the water temperature is 75.0°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is about the same as 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 fall a bit.

Recent water temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling 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 77.2°F on 2025, while the historical minimum was 72.7°F on 2017.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 75.1°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Detroit

Date Current Year

actual* / forecast**

last year 10 years average
Jul 18 77.3°F 76.7°F 74.1°F
Jul 19 77.6°F 75.3°F 73.9°F
Jul 20 77.2°F 73.5°F 74.1°F
Jul 21 76.7°F 73.7°F 74.8°F
Jul 22 75.8°F 73.6°F 74.4°F
Jul 23 75.3°F 73.5°F 74.2°F
Jul 24 74.1°F 72.7°F 74.2°F
Jul 25 73.9°F 74.3°F 74.2°F
Jul 26 74.2°F 74.9°F 74.3°F
Jul 27 72.5°F 75.6°F 74.5°F
Jul 28 73.7°F 77.3°F 74.9°F
Jul 29 75.3°F 77.3°F 74.7°F
Jul 30 75.0°F 76.7°F 75.0°F
Jul 31 74.9°F 77.5°F 75.1°F
Aug 1 75.0°F 77.2°F 74.9°F
Aug 2 74.6°F 75.0°F 74.5°F
Aug 3 74.8°F 74.3°F 74.6°F
Aug 4 75.0°F 73.2°F 74.8°F
Aug 5 74.9°F 73.8°F 74.8°F
Aug 6 75.5°F 74.3°F 75.4°F
Aug 7 75.7°F 74.6°F 75.5°F
Aug 8 75.3°F 74.5°F 75.1°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.

Water temperature in Detroit by month

In Detroit, the months July through August offer comfortable swimming conditions, which amounts to 48 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, 44.2°F in Spring, 71.1°F in Summer, and 58.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Fraser 75.6°F 15mi
Gibraltar 75.0°F 18mi
Lorain 76.5°F 75mi
Sheffield 77.2°F 80mi

* current water temperature in this city

** straight line distance from Detroit