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Boysen Reservoir

Boysen Reservoir Current Water Temperature and Forecast

On this page, you will find comprehensive information about the water temperature in Boysen 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

48°F

TODAY

47°F

YESTERDAY

41°F

A WEEK AGO

As of today, the minimum water temperature in the Boysen Reservoir ranges from 47°F (8°C) to 50°F (10°C). This is still cool water, suitable only for experienced swimmers or those accustomed to cold water. Swimming in such conditions is possible, but not recommended for prolonged periods. Extra caution should be taken during extended exposure, as the cold water can cause heat loss and lead to hypothermia. For added comfort, special clothing can be used.

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 Boysen Reservoir Over the Last 30 Days

Today the water temperature in Boysen Reservoir is higher than the same day in previous years. The water temperature range here in May is from 39°F to 48°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 Boysen 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
Apr 2941°F38°F
Apr 3042°F38°F
May 144°F43°F
May 245°F43°F
May 346°F43°F
May 446°F43°F
May 547°F43°F
May 648°F43°F
May 743°F48°F
May 843°F47°F
May 943°F47°F
May 1043°F47°F
May 1143°F47°F
May 1243°F47°F
May 1343°F46°F
May 1443°F46°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 Boysen Reservoir by Month

January

MinimumAverageMaximum
32°F37°F41°F

February

MinimumAverageMaximum
34°F39°F45°F

March

MinimumAverageMaximum
36°F40°F45°F

April

MinimumAverageMaximum
32°F38°F45°F

May

MinimumAverageMaximum
39°F43°F48°F

June

MinimumAverageMaximum
52°F57°F61°F

July

MinimumAverageMaximum
61°F65°F70°F

August

MinimumAverageMaximum
64°F69°F73°F

September

MinimumAverageMaximum
57°F62°F66°F

October

MinimumAverageMaximum
45°F49°F54°F

November

MinimumAverageMaximum
39°F44°F48°F

December

MinimumAverageMaximum
36°F40°F45°F

Monthly Water Temperature Histogram for Boysen Reservoir

Known Beaches in the Area of Boysen Reservoir?

Boysen State Park

Boysen State Park is a 3-stars sandy beach, located in a 2 km (1 miles) radius of Boysen Reservoir. There is parking. There are restrooms. Boysen State Park is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Tough Creek Campground

Tough Creek Campground is a 1-stars sandy beach, located in a 5 km (3 miles) radius of Boysen Reservoir. Tough Creek Campground is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.

Boysen Reservoir Weather

MAY 7

39°F / 66°F
overcast

rain: 22% | wind: 12 mph

MAY 8

52°F / 77°F
overcast

rain: 8% | wind: 5 mph

MAY 9

55°F / 81°F
mainly clear

rain: 24% | wind: 14 mph

Water Temperature in Boysen Reservoir: General Trends and Swimming Opportunities

Boysen Reservoir is located in the state of Wyoming, in the county of Fremont, at an elevation of 4717 feet (1438 meters) above sea level.

Boysen Reservoir is a medium lake. Its surface area is 28.9 sq mi (74.9 sq km). Typically versatile lakes with developed ecosystems; popular for water sports and tourism.

The water temperature in Boysen Reservoir varies throughout the year, ranging from 32°F (0°C) in January to 73°F (23°C) in August. The average annual water temperature of the lake is 48°F (9°C). The average monthly water temperature in Boysen Reservoir exceeds 68 degrees Fahrenheit (20°C) only in August.

The nearest cities ans towns to Boysen Reservoir are: Riverton, Thermopolis, Arapahoe in Wyoming.

Geographical Location of Boysen Reservoir

Frequently Asked Questions About Boysen Reservoir and its Water Temperatures

What is the current water temperature in Boysen Reservoir?

The water temperature today in Boysen Reservoir is 48°F (8.9°C).

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

The average water temperature in Boysen Reservoir during the summer months is typically between 57°F to 69°F (14°C to 21°C), and it can reach up to 73°F (23°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Boysen Reservoir in May?

The average water temperature in Boysen Reservoir in May ranges from 39°F to 48°F (4°C to 9°C).

What is the water temperature in Boysen Reservoir in September?

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

Where is Boysen Reservoir located?

Boysen Reservoir is located in the United States in the state of Wyoming, in the county of Fremont, at an elevation of 4717 feet (1438 meters) above sea level. The surface area of the lake is 28.936 sq mi (74.94 sq km).

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

Yes, it is possible to swim in Boysen Reservoir, Wyoming. However, the availability might depend on local regulations, weather conditions, and safety considerations which need to be checked beforehand.

What are the coordinates of Boysen Reservoir?

Boysen Reservoir is located at coordinates 43.2940°N 108.1950°W.

Is Lake Boysen Reservoir a popular vacation spot among Americans?

Boysen Reservoir enjoys local popularity among the residents of State Wyoming, and nationally, it ranks in the top 10 percent of all lakes in the country.

What species of fish can be found in Boysen Reservoir?

Boysen Reservoir is home to fish species such as Rainbow trout (best caught in Spring, Fall), Brown trout (Spring, Fall), Cutthroat trout (Spring, Fall), Walleye (Spring, Fall), Yellow perch (Spring, Winter), Mountain whitefish (Fall, Winter), Channel catfish (Spring, Summer), Black crappie (Spring, Fall), Smallmouth bass (Spring, Fall), Largemouth bass (Spring, Fall), Bluegill (Spring, Summer), Gar (Summer).