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

51.7

°F

May 20, 18:36

Trend:

stable

Yesterday:

54.5°F

Tomorrow:

51.9°F

Sunrise:

06:06

Sunset:

20:52

Day Length:

14 h. 46 min.

Detroit in May

Minimum:

33.1°F

Average:

35.9°F

Maximum:

38.0°F

Water temperature in Detroit today

As of now, in Detroit, the water temperature is 51.7°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 2.7°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

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 59.6°F on 2025, while the historical minimum was 51.0°F on 2019.

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 53.0°F, with minimum temperature starting at 51.9°F, while the maximum might reach 54.2°F.

Daily water temperature in Detroit

Date Current Year

actual* / forecast**

last year 10 years average
May 6 49.9°F 54.0°F 48.6°F
May 7 51.0°F 54.1°F 49.3°F
May 8 49.4°F 51.7°F 49.4°F
May 9 50.1°F 53.3°F 49.8°F
May 10 51.8°F 53.4°F 49.9°F
May 11 51.2°F 52.9°F 49.4°F
May 12 52.0°F 53.6°F 50.2°F
May 13 53.0°F 55.1°F 50.9°F
May 14 53.0°F 54.2°F 51.1°F
May 15 52.8°F 56.4°F 52.2°F
May 16 53.6°F 58.2°F 53.1°F
May 17 53.7°F 58.3°F 53.1°F
May 18 55.0°F 60.4°F 53.7°F
May 19 54.5°F 59.5°F 53.9°F
May 20 51.7°F 59.6°F 54.4°F
May 21 51.9°F 58.1°F 54.6°F
May 22 52.1°F 58.5°F 54.8°F
May 23 52.9°F 58.8°F 55.6°F
May 24 53.1°F 56.1°F 55.8°F
May 25 53.1°F 53.7°F 55.8°F
May 26 54.0°F 53.9°F 56.7°F
May 27 54.2°F 54.6°F 57.0°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 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, 44.2°F in Spring, 71.0°F in Summer, and 58.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Fraser 53.4°F 15mi
Gibraltar 56.1°F 18mi
Lorain 60.6°F 75mi
Sheffield 61.4°F 80mi

* current water temperature in this city

** straight line distance from Detroit