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

76.1

°F

July 14, 08:09

Trend:

increasing

Yesterday:

75.0°F

Tomorrow:

76.2°F

Sunrise:

06:08

Sunset:

21:08

Day Length:

15 h. 0 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 76.1°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.6°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 stay about the same.

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 75.9°F on 2020, while the historical minimum was 71.0°F on 2022.

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 maximum recorded over the past years. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 76.4°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
Jun 30 69.3°F 72.0°F 69.7°F
Jul 1 70.6°F 74.2°F 70.6°F
Jul 2 75.1°F 76.7°F 71.3°F
Jul 3 76.3°F 74.9°F 71.5°F
Jul 4 77.7°F 75.3°F 71.9°F
Jul 5 76.4°F 74.2°F 72.1°F
Jul 6 74.9°F 75.5°F 73.3°F
Jul 7 74.3°F 76.7°F 73.7°F
Jul 8 74.3°F 77.9°F 73.3°F
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 73.5°F
Jul 15 76.2°F 76.6°F 73.6°F
Jul 16 76.3°F 75.2°F 73.8°F
Jul 17 76.4°F 76.9°F 73.8°F
Jul 18 76.4°F 76.7°F 73.8°F
Jul 19 76.1°F 75.3°F 73.5°F
Jul 20 76.3°F 73.5°F 73.8°F
Jul 21 77.2°F 73.7°F 74.6°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 77.9°F 15mi
Gibraltar 75.6°F 18mi
Lorain 74.6°F 75mi
Sheffield 70.7°F 80mi

* current water temperature in this city

** straight line distance from Detroit