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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

72°F

TODAY

72°F

YESTERDAY

67°F

A WEEK AGO

As of today, the minimum water temperature in the Johnson Lake ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience.

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 May is from 68°F to 84°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 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
Apr 2967°F70°F
Apr 3067°F70°F
May 167°F76°F
May 267°F76°F
May 370°F76°F
May 470°F76°F
May 572°F76°F
May 672°F76°F
May 776°F72°F
May 876°F72°F
May 976°F73°F
May 1076°F73°F
May 1176°F73°F
May 1276°F73°F
May 1376°F73°F
May 1476°F73°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
46°F52°F57°F

February

MinimumAverageMaximum
50°F55°F61°F

March

MinimumAverageMaximum
55°F60°F64°F

April

MinimumAverageMaximum
57°F70°F82°F

May

MinimumAverageMaximum
68°F76°F84°F

June

MinimumAverageMaximum
75°F80°F84°F

July

MinimumAverageMaximum
86°F91°F93°F

August

MinimumAverageMaximum
82°F86°F90°F

September

MinimumAverageMaximum
79°F83°F88°F

October

MinimumAverageMaximum
79°F84°F88°F

November

MinimumAverageMaximum
61°F66°F70°F

December

MinimumAverageMaximum
50°F55°F59°F

Monthly Water Temperature Histogram for Johnson Lake

Johnson Lake Weather

MAY 7

63°F / 79°F
moderate rain showers

rain: 82% | wind: 21 mph

MAY 8

64°F / 77°F
moderate rain showers

rain: 61% | wind: 14 mph

MAY 9

66°F / 81°F
light drizzle

rain: 14% | wind: 7 mph

MAY 10

61°F / 77°F
light drizzle

rain: 12% | wind: 12 mph

Water Temperature in Johnson Lake: General Trends and Swimming Opportunities

Johnson Lake is located in the state of Texas, in the county of Jefferson, at an elevation of 0 feet (0 meters) above sea level.

Johnson Lake is a medium lake. Its surface area is 5.3 sq mi (13.8 sq km). Typically versatile lakes with developed ecosystems; popular for water sports and tourism.

The water temperature in Johnson Lake varies throughout the year, ranging from 48°F (9°C) in January to 93°F (34°C) in July. The average annual water temperature of the lake is 73°F (23°C). The months when the average water temperature in Johnson Lake exceeds 68 degrees Fahrenheit (20°C) are April, May, June, July, August, September and October.

The nearest cities ans towns to Johnson Lake are: Port Arthur, Groves, Nederland, Port Neches, Central Gardens, Bridge City, Fannett, Beaumont, Stowell, West Orange in Texas.

Geographical Location of Johnson Lake

Nearby Lakes

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 72°F (22.1°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 80°F to 91°F (27°C to 33°C), and it can reach up to 93°F (34°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 75°F to 84°F (24°C to 29°C).

What is the water temperature in Johnson Lake in September?

The average water temperature in Johnson Lake in September is typically between 79°F to 88°F (26°C to 31°C).

Where is Johnson Lake located?

Johnson Lake is located in the United States in the state of Texas, in the county of Jefferson, at an elevation of 0 feet (0 meters) above sea level. The surface area of the lake is 5.317 sq mi (13.77 sq km).

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

No, it is not possible to swim in Johnson Lake, Texas as it functions primarily as a reservoir. The lake is managed for commercial and recreational fishing but not for swimming activities.

What are the coordinates of Johnson Lake?

Johnson Lake is located at coordinates 29.7580°N 93.9550°W.

Is Lake Johnson Lake a popular vacation spot among Americans?

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