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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

17.5°C

TODAY

16.5°C

YESTERDAY

16.0°C

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 lower than the same day in previous years. The water temperature range here in June is from 15°C to 21°C. 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
Jun 1316.0°C18.0°C
Jun 1416.0°C18.0°C
Jun 1516.0°C18.0°C
Jun 1616.1°C18.0°C
Jun 1716.1°C18.0°C
Jun 1816.1°C18.0°C
Jun 1916.5°C18.0°C
Jun 2017.5°C18.0°C
Jun 2118.0°C17.5°C
Jun 2218.0°C17.5°C
Jun 2318.0°C17.5°C
Jun 2418.0°C17.5°C
Jun 2518.0°C17.5°C
Jun 2618.0°C17.5°C
Jun 2718.0°C17.5°C
Jun 2818.0°C17.5°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 Willow Reservoir by Month

January

MinimumAverageMaximum
0°C0.6°C3°C

February

MinimumAverageMaximum
0°C0.6°C3°C

March

MinimumAverageMaximum
0°C0.6°C3°C

April

MinimumAverageMaximum
1°C3.9°C6°C

May

MinimumAverageMaximum
7°C12°C17°C

June

MinimumAverageMaximum
15°C18°C21°C

July

MinimumAverageMaximum
23°C25°C27°C

August

MinimumAverageMaximum
25°C27.2°C30°C

September

MinimumAverageMaximum
14°C16.1°C19°C

October

MinimumAverageMaximum
9°C11.7°C14°C

November

MinimumAverageMaximum
4°C6.1°C9°C

December

MinimumAverageMaximum
0°C0°C2°C

Monthly Water Temperature Histogram for Willow Reservoir

Willow Reservoir Weather

JUNE 21

20°C / 32°C
slight thunderstorm

rain: 49% | wind: 23 km/h

JUNE 22

23°C / 32°C
slight thunderstorm

rain: 3% | wind: 25 km/h

JUNE 23

24°C / 29°C
slight thunderstorm

rain: 45% | wind: 23 km/h

JUNE 24

17°C / 27°C
light drizzle

rain: 53% | wind: 12 km/h

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 64°F (17.5°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.