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Grand River

Grand River Current Water Temperature and Forecast

On this page, you will find comprehensive information about the water temperature in Grand River, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Current Water Temperature in Grand River

18.6°C

TODAY

18.6°C

YESTERDAY

20.5°C

A WEEK AGO

As of today, the minimum water temperature in the Grand River ranges from 60°F (15°C) to 65°F (18°C). The water is comfortable for most people, making it an ideal range for water sports enthusiasts. The temperature does not cause significant discomfort, and swimming will be pleasant for the majority. However, it's important to remember that prolonged exposure to the water can still lead to cooling, so it's essential to monitor the time spent in the water, especially for children or elderly people.

It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.

Analysis, Historical Data, and Forecast of Water Temperature

Water Temperature Chart for Grand River Over the Last 30 Days

Today the water temperature in Grand River is higher than the same day in previous years. The water temperature range here in September is from 11°C to 23°C. The water temperature has decreased over the past 7 days but has increased over the past month.

The forecasted water temperature values for Grand River are presented in the table below.

The actual water temperature values near the shore may differ by a few degrees from the stated values. For the development of the forecast, we use our own mathematical model that takes into account the current water temperature changes, historical data, and key weather trends, including wind strength and direction, and air temperature in each specific region.

Daily Water Temperature Chart

DateCurrentAverageForecast
Sep 720.5°C17.0°C
Sep 820.3°C17.0°C
Sep 920.3°C17.0°C
Sep 1020.3°C17.0°C
Sep 1120.3°C17.0°C
Sep 1220.2°C17.0°C
Sep 1318.6°C17.0°C
Sep 1418.6°C17.0°C
Sep 1517.0°C18.4°C
Sep 1617.0°C18.3°C
Sep 1717.0°C18.2°C
Sep 1817.0°C18.1°C
Sep 1917.0°C18.0°C
Sep 2017.0°C17.9°C
Sep 2117.0°C17.8°C
Sep 2217.0°C17.7°C
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Water Temperature Ranges in Grand River by Month

January

MinimumAverageMaximum
3°C4.2°C9°C

February

MinimumAverageMaximum
3°C5.3°C9°C

March

MinimumAverageMaximum
3°C6.7°C11°C

April

MinimumAverageMaximum
4°C10°C16°C

May

MinimumAverageMaximum
8°C13.4°C21°C

June

MinimumAverageMaximum
14°C18.5°C22°C

July

MinimumAverageMaximum
17°C20°C24°C

August

MinimumAverageMaximum
17°C20.5°C24°C

September

MinimumAverageMaximum
11°C17°C23°C

October

MinimumAverageMaximum
8°C13.3°C16°C

November

MinimumAverageMaximum
3°C8.1°C16°C

December

MinimumAverageMaximum
3°C4.7°C8°C

Monthly Water Temperature Histogram for Grand River

Water Temperature in Cities and Towns on Grand River

United States (Michigan)
19.2°C
United States (Michigan)
19.1°C
Eaton Rapids
United States (Michigan)
19.0°C
Grand Ledge
United States (Michigan)
19.2°C
Jackson
United States (Michigan)
19.2°C
Spring Lake
United States (Michigan)
16.4°C

Grand River Weather

SEPTEMBER 14

15°C / 31°C
overcast

rain: 22% | wind: 15 km/h

SEPTEMBER 15

14°C / 32°C
overcast

rain: 1% | wind: 20 km/h

SEPTEMBER 16

15°C / 33°C
overcast

rain: 0% | wind: 19 km/h

SEPTEMBER 17

16°C / 35°C
overcast

rain: 1% | wind: 9 km/h

SEPTEMBER 18

17°C / 35°C
overcast

rain: 3% | wind: 19 km/h

Water Temperature in Grand River: General Trends and Swimming Opportunities

Source:
• location Somerset Township, Hillsdale County, Michigan
Mouth:
• location Grand Haven, Michigan
Length 252 mi (406 km)

The Grand River, flowing through Michigan, is the longest river in the state and offers a variety of recreational opportunities, including fishing, boating, and paddling. The water temperature in the Grand River varies depending on the season. During the summer months, especially from June to August, the water temperature tends to rise to between 70°F and 75°F (21°C to 24°C). This makes the river relatively pleasant for some people who enjoy taking a quick dip or wading in the water. However, the water can sometimes be murky due to the river's flow through urban areas, which may detract from the swimming experience for some.

In the spring and fall, the water temperature typically drops to between 50°F and 60°F (10°C to 15°C), making swimming less inviting for most people. The Grand River is also known for its occasional strong currents, particularly in areas with narrower sections or where tributaries feed into the river. These currents can make swimming more difficult and pose a risk for swimmers, especially in areas where the flow rate is faster or when the river's water level fluctuates due to rainfall or dam releases.

While the Grand River is not particularly known as a prime swimming destination, it is a popular location for boating, kayaking, and fishing. Many people enjoy the scenic beauty of the river and its surrounding areas, with parks and nature trails nearby. For those looking for a safer swimming experience, there are other designated swimming areas in lakes or recreational parks near the Grand River, where the water is generally cleaner and calmer.

Geographical Location of Grand River

Frequently Asked Questions About Grand River and its Water Temperatures

What is the current water temperature in Grand River?

The water temperature today in Grand River ranges from 62°F (16.4°C) to 67°F (19.2°C).

What is the water temperature in Grand River during the summer months?

The average water temperature in Grand River during the summer months is typically between 65°F to 71°F (19°C to 21°C), and it can reach up to 75°F (24°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Grand River in May?

The average water temperature in Grand River in May ranges from 46°F to 70°F (8°C to 21°C).

What is the water temperature in Grand River in September?

The average water temperature in Grand River in September is typically between 52°F to 66°F (11°C to 19°C).

Where does Grand River flow?

Grand River flows through United States (Michigan).

Is it possible to swim in the Grand River?

Yes, it is possible to swim in the Grand River although it's not generally recommended due to the unpredictable currents and potential pollution issues. Always prioritize safety and local regulations before deciding to swim.

What major cities are located on Grand River?

Cities along the course of Grand River include Grand Rapids (Michigan), Lansing (Michigan).