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Willow Reservoir

Willow Reservoir Current Water Temperature and Forecast

On this page, you will find comprehensive information about the water temperature in Willow Reservoir, 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 Lake Water Temperature Information

62°F

TODAY

62°F

YESTERDAY

60°F

A WEEK AGO

As of today, the minimum water temperature in the Willow Reservoir 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 Willow Reservoir Over the Last 30 Days

Today the water temperature in Willow Reservoir is higher than the same day in previous years. The water temperature range here in May is from 45°F to 63°F. The water temperature is trending upward, and it has increased both over the past 30 days and the past week.

The forecasted water temperature values for Willow Reservoir 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
May 2160°F54°F
May 2260°F54°F
May 2361°F54°F
May 2461°F54°F
May 2562°F54°F
May 2662°F54°F
May 2762°F54°F
May 2862°F54°F
May 2954°F62°F
May 3054°F61°F
May 3154°F61°F
Jun 166°F61°F
Jun 266°F61°F
Jun 366°F62°F
Jun 466°F62°F
Jun 566°F62°F
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Water Temperature Ranges in Willow Reservoir by Month

January

MinimumAverageMaximum
32°F33°F37°F

February

MinimumAverageMaximum
32°F33°F37°F

March

MinimumAverageMaximum
32°F33°F37°F

April

MinimumAverageMaximum
34°F39°F43°F

May

MinimumAverageMaximum
45°F54°F63°F

June

MinimumAverageMaximum
61°F66°F70°F

July

MinimumAverageMaximum
73°F77°F81°F

August

MinimumAverageMaximum
77°F81°F86°F

September

MinimumAverageMaximum
57°F61°F66°F

October

MinimumAverageMaximum
48°F53°F57°F

November

MinimumAverageMaximum
39°F43°F48°F

December

MinimumAverageMaximum
32°F32°F36°F

Monthly Water Temperature Histogram for Willow Reservoir

Willow Reservoir Weather

MAY 29

48°F / 77°F
overcast

rain: 22% | wind: 8 mph

MAY 30

48°F / 77°F
overcast

rain: 10% | wind: 12 mph

MAY 31

43°F / 73°F
moderate drizzle

rain: 10% | wind: 10 mph

JUNE 1

43°F / 72°F
overcast

rain: 6% | wind: 9 mph

JUNE 2

54°F / 79°F
light drizzle

rain: 2% | wind: 6 mph

JUNE 3

59°F / 81°F
overcast

rain: 27% | wind: 13 mph

Water Temperature in Willow Reservoir: General Trends and Swimming Opportunities

Willow Reservoir is located in the state of Wisconsin, in the county of Oneida, at an elevation of 1519 feet (463 meters) above sea level.

Willow Reservoir is a medium lake. Its surface area is 7.6 sq mi (19.8 sq km). Typically versatile lakes with developed ecosystems; popular for water sports and tourism.

The water temperature in Willow Reservoir varies throughout the year, ranging from 32°F (0°C) in January to 86°F (30°C) in August. The average annual water temperature of the lake is 50°F (10°C). The months when the average water temperature in Willow Reservoir exceeds 68 degrees Fahrenheit (20°C) are July and August.

The nearest cities ans towns to Willow Reservoir are: Lac du Flambeau, Tomahawk, Phillips, Rhinelander, Park Falls in Wisconsin.

Geographical Location of Willow Reservoir

Frequently Asked Questions About Willow Reservoir and its Water Temperatures

What is the current water temperature in Willow Reservoir?

The water temperature today in Willow Reservoir is 62°F (16.8°C).

What is the water temperature in Willow Reservoir during the summer months?

The average water temperature in Willow Reservoir during the summer months is typically between 66°F to 81°F (19°C to 27°C), and it can reach up to 86°F (30°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Willow Reservoir in May?

The average water temperature in Willow Reservoir in May ranges from 52°F to 61°F (11°C to 16°C).

What is the water temperature in Willow Reservoir in September?

The average water temperature in Willow Reservoir in September is typically between 57°F to 66°F (14°C to 19°C).

Where is Willow Reservoir located?

Willow Reservoir is located in the United States in the state of Wisconsin, in the county of Oneida, at an elevation of 1519 feet (463 meters) above sea level. The surface area of the lake is 7.626 sq mi (19.75 sq km).

Is it possible to swim in Willow Reservoir and what are the possibilities for this?

Yes, it's possible to swim in Willow Reservoir, Wisconsin. The accessibility and facilities would depend on local regulations and may require a permit or adherence to designated swimming areas.

What are the coordinates of Willow Reservoir?

Willow Reservoir is located at coordinates 45.7240°N 89.8950°W.

Is Lake Willow Reservoir a popular vacation spot among Americans?

Willow Reservoir is among the top 1,000 most popular lakes in the United States, which is impressive considering there are tens of thousands of lakes in the country.