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Forbes Lake

Forbes Lake Current Water Temperature and Forecast

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

73°F

TODAY

73°F

YESTERDAY

73°F

A WEEK AGO

As of today, the minimum water temperature in the Forbes 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 Forbes Lake Over the Last 30 Days

Today the water temperature in Forbes Lake is lower than the same day in previous years. The water temperature range here in September is from 73°F to 88°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 Forbes 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
Sep 573°F81°F
Sep 674°F81°F
Sep 774°F81°F
Sep 874°F81°F
Sep 973°F81°F
Sep 1073°F81°F
Sep 1173°F81°F
Sep 1273°F81°F
Sep 1381°F74°F
Sep 1481°F74°F
Sep 1581°F74°F
Sep 1681°F75°F
Sep 1781°F75°F
Sep 1881°F76°F
Sep 1981°F76°F
Sep 2081°F76°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 Forbes Lake by Month

January

MinimumAverageMaximum
34°F42°F50°F

February

MinimumAverageMaximum
34°F39°F43°F

March

MinimumAverageMaximum
37°F48°F59°F

April

MinimumAverageMaximum
48°F57°F66°F

May

MinimumAverageMaximum
61°F68°F75°F

June

MinimumAverageMaximum
66°F76°F86°F

July

MinimumAverageMaximum
75°F79°F84°F

August

MinimumAverageMaximum
75°F80°F84°F

September

MinimumAverageMaximum
73°F81°F88°F

October

MinimumAverageMaximum
59°F64°F68°F

November

MinimumAverageMaximum
48°F53°F57°F

December

MinimumAverageMaximum
39°F44°F48°F

Monthly Water Temperature Histogram for Forbes Lake

Known Beaches in the Area of Forbes Lake?

S A Forbes State Park

S A Forbes State Park is a 3-stars sandy beach, located in a 2 km (1 miles) radius of Forbes Lake. There is parking. There are cafés. S A Forbes 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.

Forbes Lake Weather

SEPTEMBER 13

66°F / 97°F
overcast

rain: 3% | wind: 12 mph

SEPTEMBER 14

66°F / 99°F
dense intensity drizzle

rain: 8% | wind: 10 mph

SEPTEMBER 15

66°F / 100°F
light drizzle

rain: 7% | wind: 7 mph

SEPTEMBER 16

68°F / 97°F
overcast

rain: 7% | wind: 9 mph

Water Temperature in Forbes Lake: General Trends and Swimming Opportunities

Forbes Lake is located in the state of Illinois, in the county of Marion, at an elevation of 508 feet (155 meters) above sea level.

Forbes Lake is a small lake. Its surface area is 0.82 sq mi (2.12 sq km). These are small water bodies often used for recreation, fishing, or irrigation.

The water temperature in Forbes Lake varies throughout the year, ranging from 34°F (1°C) in February to 88°F (31°C) in September. The average annual water temperature of the lake is 63°F (17°C). The months when the average water temperature in Forbes Lake exceeds 68 degrees Fahrenheit (20°C) are May, June, July, August and September.

The nearest cities ans towns to Forbes Lake are: Salem, Louisville, Flora, Odin, Sandoval, Saint Elmo, Central City, Altamont, Vandalia, Centralia in Illinois.

Geographical Location of Forbes Lake

Frequently Asked Questions About Forbes Lake and its Water Temperatures

What is the current water temperature in Forbes Lake?

The water temperature today in Forbes Lake is 73°F (22.9°C).

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

The average water temperature in Forbes Lake during the summer months is typically between 80°F to 82°F (27°C to 28°C), and it can reach up to 86°F (30°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Forbes Lake in May?

The average water temperature in Forbes Lake in May ranges from 66°F to 75°F (19°C to 24°C).

What is the water temperature in Forbes Lake in September?

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

Where is Forbes Lake located?

Forbes Lake is located in the United States in the state of Illinois, in the county of Marion, at an elevation of 508 feet (155 meters) above sea level. The surface area of the lake is 0.818 sq mi (2.12 sq km).

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

Currently, there's no official information available regarding swimming in Forbes Lake, Illinois. It is recommended to contact local authorities or the park administration to confirm any swimming possibilities.

What are the coordinates of Forbes Lake?

Forbes Lake is located at coordinates 38.7300°N 88.7640°W.

Is Lake Forbes Lake a popular vacation spot among Americans?

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