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Lake Oahe

Lake Oahe Current Water Temperature and Forecast

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

37°F

TODAY

37°F

YESTERDAY

34°F

A WEEK AGO

As of today, the minimum water temperature in the Lake Oahe ranges less than 41°F (5°C). Such water is extremely cold and not recommended for swimming without proper preparation. In these conditions, the risk of hypothermia is very high, and prolonged exposure to the water can be hazardous to your health. If you decide to swim, it is important to have the appropriate gear, such as a wetsuit. Typically, only experienced swimmers or those who practice winter swimming venture into such waters.

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 Lake Oahe Over the Last 30 Days

Today the water temperature in Lake Oahe is lower than the same day in previous years. The water temperature range here in March is from 34°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 Lake Oahe 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
Mar 1934°F48°F
Mar 2034°F48°F
Mar 2135°F48°F
Mar 2235°F48°F
Mar 2335°F48°F
Mar 2435°F48°F
Mar 2537°F48°F
Mar 2637°F48°F
Mar 2748°F38°F
Mar 2848°F38°F
Mar 2948°F39°F
Mar 3048°F40°F
Mar 3148°F40°F
Apr 163°F42°F
Apr 263°F43°F
Apr 363°F44°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 Lake Oahe by Month

January

MinimumAverageMaximum
34°F44°F54°F

February

MinimumAverageMaximum
34°F46°F59°F

March

MinimumAverageMaximum
34°F48°F63°F

April

MinimumAverageMaximum
59°F63°F68°F

May

MinimumAverageMaximum
61°F65°F70°F

June

MinimumAverageMaximum
64°F68°F72°F

July

MinimumAverageMaximum
63°F67°F72°F

August

MinimumAverageMaximum
73°F78°F82°F

September

MinimumAverageMaximum
64°F68°F72°F

October

MinimumAverageMaximum
41°F45°F50°F

November

MinimumAverageMaximum
39°F44°F48°F

December

MinimumAverageMaximum
43°F47°F52°F

Monthly Water Temperature Histogram for Lake Oahe

Lake Oahe Weather

MARCH 27

41°F / 66°F
overcast

rain: 1% | wind: 17 mph

MARCH 28

45°F / 63°F
light drizzle

rain: 10% | wind: 22 mph

MARCH 29

45°F / 61°F
light drizzle

rain: 44% | wind: 16 mph

Water Temperature in Lake Oahe: General Trends and Swimming Opportunities

Lake Oahe is located in the state of South Dakota, in the counties of Dewey, Haakon, Hughes, Potter, Stanley, Sully, Walworth, Ziebach, at an elevation of 1601 feet (488 meters) above sea level.

Lake Oahe is a large lake. Its surface area is 281 sq mi (728 sq km). Lakes of this size can serve as important regional resources, providing drinking water and fish stocks.

The water temperature in Lake Oahe varies throughout the year, ranging from 39°F (4°C) in November to 82°F (28°C) in August. The average annual water temperature of the lake is 59°F (15°C). The months when the average water temperature in Lake Oahe exceeds 68 degrees Fahrenheit (20°C) are June, August and September.

The nearest cities ans towns to Lake Oahe are: Onida, Gettysburg in South Dakota.

Geographical Location of Lake Oahe

Frequently Asked Questions About Lake Oahe and its Water Temperatures

What is the current water temperature in Lake Oahe?

The water temperature today in Lake Oahe is 37°F (2.8°C).

What is the water temperature in Lake Oahe during the summer months?

The average water temperature in Lake Oahe during the summer months is typically between 67°F to 78°F (19°C to 26°C), and it can reach up to 82°F (28°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Lake Oahe in May?

The average water temperature in Lake Oahe in May ranges from 61°F to 70°F (16°C to 21°C).

What is the water temperature in Lake Oahe in September?

The average water temperature in Lake Oahe in September is typically between 64°F to 72°F (18°C to 22°C).

Where is Lake Oahe located?

Lake Oahe is located in the United States in the state of South Dakota, in the counties of Dewey, Haakon, Hughes, Potter, Stanley, Sully, Walworth, Ziebach, at an elevation of 1601 feet (488 meters) above sea level. The surface area of the lake is 281.265 sq mi (728.47 sq km).

Is it possible to swim in Lake Oahe and what are the possibilities for this?

Yes, it is possible to swim in Lake Oahe, South Dakota. The lake is open for numerous recreational activities including swimming, but official swimming areas or facilities may not be available.

What are the coordinates of Lake Oahe?

Lake Oahe is located at coordinates 44.8760°N 100.3910°W.

Is Lake Lake Oahe a popular vacation spot among Americans?

Lake Oahe is quite popular among Americans and ranks among the top 500 lakes in the United States.