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

75.3

°F

July 23, 10:53

Trend:

stable

Yesterday:

75.8°F

Tomorrow:

75.3°F

Sunrise:

06:16

Sunset:

21:01

Day Length:

14 h. 45 min.

Detroit in July

Minimum:

32.9°F

Average:

35.5°F

Maximum:

38.6°F

Water temperature in Detroit today

As of now, in Detroit, the water temperature is 75.3°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.2°F higher 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 stay about the same.

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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 75.4°F on 2016, while the historical minimum was 71.6°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 75.7°F, with minimum temperature starting at 75.3°F, while the maximum might reach 76.1°F.

Daily water temperature in Detroit

Date Current Year

actual* / forecast**

last year 10 years average
Jul 9 74.3°F 75.4°F 72.9°F
Jul 10 75.4°F 76.1°F 73.5°F
Jul 11 76.2°F 74.3°F 73.3°F
Jul 12 76.1°F 75.4°F 73.7°F
Jul 13 75.0°F 75.3°F 73.6°F
Jul 14 76.1°F 75.3°F 73.8°F
Jul 15 77.0°F 76.6°F 73.9°F
Jul 16 77.6°F 75.2°F 74.1°F
Jul 17 77.6°F 76.9°F 74.1°F
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 74.1°F
Jul 24 75.3°F 72.7°F 74.2°F
Jul 25 75.5°F 74.3°F 74.3°F
Jul 26 75.5°F 74.9°F 74.4°F
Jul 27 75.8°F 75.6°F 74.7°F
Jul 28 76.1°F 77.3°F 75.0°F
Jul 29 75.8°F 77.3°F 74.7°F
Jul 30 76.1°F 76.7°F 75.0°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 75.5°F 15mi
Gibraltar 76.0°F 18mi
Lorain 76.7°F 75mi
Sheffield 76.0°F 80mi

* current water temperature in this city

** straight line distance from Detroit