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Grayrocks Reservoir

Grayrocks Reservoir Current Water Temperature and Forecast

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

61°F

TODAY

61°F

YESTERDAY

58°F

A WEEK AGO

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

Today the water temperature in Grayrocks Reservoir is higher than the same day in previous years. The water temperature range here in May is from 46°F to 61°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 Grayrocks 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 2058°F54°F
May 2160°F54°F
May 2260°F54°F
May 2360°F54°F
May 2460°F54°F
May 2560°F54°F
May 2661°F54°F
May 2761°F54°F
May 2854°F60°F
May 2954°F60°F
May 3054°F60°F
May 3154°F59°F
Jun 165°F60°F
Jun 265°F60°F
Jun 365°F60°F
Jun 465°F61°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 Grayrocks Reservoir by Month

January

MinimumAverageMaximum
32°F36°F41°F

February

MinimumAverageMaximum
32°F34°F39°F

March

MinimumAverageMaximum
32°F36°F39°F

April

MinimumAverageMaximum
39°F46°F52°F

May

MinimumAverageMaximum
46°F54°F61°F

June

MinimumAverageMaximum
61°F65°F70°F

July

MinimumAverageMaximum
70°F74°F79°F

August

MinimumAverageMaximum
70°F74°F79°F

September

MinimumAverageMaximum
66°F71°F75°F

October

MinimumAverageMaximum
57°F61°F66°F

November

MinimumAverageMaximum
48°F52°F57°F

December

MinimumAverageMaximum
37°F41°F45°F

Monthly Water Temperature Histogram for Grayrocks Reservoir

Grayrocks Reservoir Weather

MAY 28

52°F / 68°F
slight rain showers

rain: 53% | wind: 19 mph

MAY 29

46°F / 73°F
light drizzle

rain: 53% | wind: 16 mph

MAY 30

52°F / 82°F
overcast

rain: 21% | wind: 16 mph

MAY 31

54°F / 79°F
light drizzle

rain: 16% | wind: 21 mph

Water Temperature in Grayrocks Reservoir: General Trends and Swimming Opportunities

Grayrocks Reservoir is located in the state of Wyoming, in the county of Platte, at an elevation of 4396 feet (1340 meters) above sea level.

Grayrocks Reservoir is a medium lake. Its surface area is 5.6 sq mi (14.6 sq km). Typically versatile lakes with developed ecosystems; popular for water sports and tourism.

The water temperature in Grayrocks Reservoir varies throughout the year, ranging from 32°F (0°C) in January to 79°F (26°C) in July. The average annual water temperature of the lake is 54°F (12°C). The months when the average water temperature in Grayrocks Reservoir exceeds 68 degrees Fahrenheit (20°C) are July, August and September.

The nearest cities ans towns to Grayrocks Reservoir are: Guernsey, Wheatland, Torrington in Wyoming.

Geographical Location of Grayrocks Reservoir

Frequently Asked Questions About Grayrocks Reservoir and its Water Temperatures

What is the current water temperature in Grayrocks Reservoir?

The water temperature today in Grayrocks Reservoir is 61°F (15.9°C).

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

The average water temperature in Grayrocks Reservoir during the summer months is typically between 65°F to 74°F (18°C to 23°C), and it can reach up to 79°F (26°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Grayrocks Reservoir in May?

The average water temperature in Grayrocks Reservoir in May ranges from 46°F to 54°F (8°C to 12°C).

What is the water temperature in Grayrocks Reservoir in September?

The average water temperature in Grayrocks Reservoir in September is typically between 66°F to 75°F (19°C to 24°C).

Where is Grayrocks Reservoir located?

Grayrocks Reservoir is located in the United States in the state of Wyoming, in the county of Platte, at an elevation of 4396 feet (1340 meters) above sea level. The surface area of the lake is 5.626 sq mi (14.57 sq km).

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

Yes, it is possible to swim in Grayrocks Reservoir, Wyoming. However, as with any natural body of water, conditions can vary, so it's recommended to check local regulations and safety guidelines.

What are the coordinates of Grayrocks Reservoir?

Grayrocks Reservoir is located at coordinates 42.1470°N 104.7300°W.

Is Lake Grayrocks Reservoir a popular vacation spot among Americans?

Grayrocks 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 Grayrocks Reservoir?

Grayrocks Reservoir is home to fish species such as Walleye (best caught in Spring, Fall), Channel catfish (Spring, Summer), Smallmouth bass (Spring, Fall), Gizzard shad (Summer), White crappie (Spring, Fall), Yellow perch (Spring, Winter).