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Johnson Lake

Johnson Lake Current Water Temperature and Forecast

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

67°F

TODAY

66°F

YESTERDAY

67°F

A WEEK AGO

As of today, the minimum water temperature in the Johnson Lake ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming.

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 Johnson Lake Over the Last 30 Days

Today the water temperature in Johnson Lake is lower than the same day in previous years. The water temperature range here in August is from 66°F to 82°F. The water temperature has decreased over the past 7 days but has increased over the past month.

The forecasted water temperature values for Johnson Lake 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
Aug 867°F74°F
Aug 967°F74°F
Aug 1066°F74°F
Aug 1166°F74°F
Aug 1267°F74°F
Aug 1366°F74°F
Aug 1466°F74°F
Aug 1567°F74°F
Aug 1674°F67°F
Aug 1774°F68°F
Aug 1874°F68°F
Aug 1974°F68°F
Aug 2074°F69°F
Aug 2174°F69°F
Aug 2274°F69°F
Aug 2374°F70°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 Johnson Lake by Month

January

MinimumAverageMaximum
32°F34°F39°F

February

MinimumAverageMaximum
32°F35°F39°F

March

MinimumAverageMaximum
32°F35°F39°F

April

MinimumAverageMaximum
36°F43°F50°F

May

MinimumAverageMaximum
41°F54°F66°F

June

MinimumAverageMaximum
55°F68°F81°F

July

MinimumAverageMaximum
66°F73°F81°F

August

MinimumAverageMaximum
66°F74°F82°F

September

MinimumAverageMaximum
64°F69°F73°F

October

MinimumAverageMaximum
43°F47°F52°F

November

MinimumAverageMaximum
37°F42°F46°F

December

MinimumAverageMaximum
34°F38°F43°F

Monthly Water Temperature Histogram for Johnson Lake

Johnson Lake Weather

AUGUST 15

63°F / 81°F
moderate drizzle

rain: 32% | wind: 13 mph

AUGUST 16

54°F / 79°F
light drizzle

rain: 21% | wind: 8 mph

AUGUST 17

55°F / 77°F
overcast

rain: 12% | wind: 9 mph

AUGUST 18

59°F / 86°F
light drizzle

rain: 17% | wind: 7 mph

Water Temperature in Johnson Lake: General Trends and Swimming Opportunities

Johnson Lake is located in the state of Minnesota, in the county of St.

Johnson Lake is a small lake. Its surface area is 2.60 sq mi (6.74 sq km). These are small water bodies often used for recreation, fishing, or irrigation.

The water temperature in Johnson Lake varies throughout the year, ranging from 32°F (0°C) in January to 82°F (28°C) in August. The average annual water temperature of the lake is 54°F (12°C). The months when the average water temperature in Johnson Lake exceeds 68 degrees Fahrenheit (20°C) are June, July, August and September.

Geographical Location of Johnson Lake

Frequently Asked Questions About Johnson Lake and its Water Temperatures

What is the current water temperature in Johnson Lake?

The water temperature today in Johnson Lake is 67°F (19.2°C).

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

The average water temperature in Johnson Lake during the summer months is typically between 76°F to 78°F (24°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 Johnson Lake in May?

The average water temperature in Johnson Lake in May ranges from 57°F to 66°F (14°C to 19°C).

What is the water temperature in Johnson Lake in September?

The average water temperature in Johnson Lake in September is typically between 64°F to 73°F (18°C to 23°C).

Where is Johnson Lake located?

Johnson Lake is located in the United States in the state of Minnesota, in the county of St. Louis, at an elevation of 1158 feet (353 meters) above sea level. The surface area of the lake is 2.602 sq mi (6.74 sq km).

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

Yes, it's possible to swim in Johnson Lake, Minnesota. However, the quality of swimming will depend on current water conditions, and available facilities such as public access or designated swimming areas.

What are the coordinates of Johnson Lake?

Johnson Lake is located at coordinates 48.3460°N 92.5920°W.

Is Lake Johnson Lake a popular vacation spot among Americans?

Johnson Lake enjoys local popularity among the residents of State Minnesota, and nationally, it ranks in the top 10 percent of all lakes in the country.