This data the coastal Detroit River water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.
Water temperature in Detroit River today is 68.9°F. Based on our historical data over a period of ten years, the warmest water in this day in the Lake Erie near Detroit River was recorded in 2017 and was 74.1°F, and the coldest was recorded in 2012 at 63.3°F. Water temperature in Detroit River is expected to drop to 63.9°F in the next 10 days. September average water temperature in Detroit River is 70.5°F, the minimum temperature is 62.4°F, and the maximum is 78.1°F.
The swimming season in Detroit River lasts from June to September. During those months, Detroit River water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Detroit River in winter reaches 35.2°F, in spring 45.7°F, in summer the average temperature rises to 72.9°F, and in autumn it is 58.6°F.
September 26, 2025 |
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today temp |
68.9°F |
September 25, 2025 |
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yesterday temp |
69.3°F |
Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Detroit River. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Detroit River. Data in table shown for September 26, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)
0-3 h | 3-6 h | 6-9 h | 9-12 h |
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0' 2" | 0' 2" | 0' 2" | 0' 2" |
0.06 m | 0.05 m | 0.05 m | 0.04 m |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
0' 1" | 0' 1" | 0' 1" | 0' 0" |
0.03 m | 0.03 m | 0.02 m | 0.01 m |
Data in a table show Detroit River temperature today (September 26, 2025). For more information and forecast for a few days, go to the weather forecast Detroit River.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
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65.7°F | 62.6°F | 60.6°F | 59.7°F |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
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65.7°F | 74.7°F | 76.3°F | 68.7°F |
You may also be interested in other sections of our site for Detroit River: Sunrise and Sunset, Tides
These figures shows the average, minimum and maximum monthly water temperature in Detroit River. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Detroit River on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve
Month | Avr | Min | Max | |
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January | 34.2°F | 30.7°F | 40.5°F | cold |
Water temperature in Detroit River in January | ||||
February | 33.6°F | 30.4°F | 37.6°F | cold |
Water temperature in Detroit River in February | ||||
March | 36.5°F | 31.1°F | 46.9°F | cold |
Water temperature in Detroit River in March | ||||
April | 44.6°F | 35.4°F | 55.4°F | cold |
Water temperature in Detroit River in April | ||||
May | 56.1°F | 46.2°F | 68.5°F | cold |
Water temperature in Detroit River in May | ||||
June | 68°F | 58.6°F | 76.8°F | warm |
Water temperature in Detroit River in June | ||||
July | 75.4°F | 68.4°F | 81.3°F | warm |
Water temperature in Detroit River in July | ||||
August | 75.2°F | 70.5°F | 80.2°F | warm |
Water temperature in Detroit River in August | ||||
September | 70.5°F | 62.4°F | 78.1°F | warm |
Water temperature in Detroit River in September | ||||
October | 59.2°F | 48.6°F | 69.8°F | cold |
Water temperature in Detroit River in October | ||||
November | 46.4°F | 36.3°F | 57.6°F | cold |
Water temperature in Detroit River in November | ||||
December | 37.8°F | 31.8°F | 44.2°F | cold |
Water temperature in Detroit River in December |