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Long Lake

Long Lake Current Water Temperature and Forecast

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

18.2°C

TODAY

15.8°C

YESTERDAY

15.2°C

A WEEK AGO

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

Today the water temperature in Long Lake is lower than the same day in previous years. The water temperature range here in June is from 16°C to 22°C. 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 Long 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
May 3015.2°C13.0°C
May 3115.2°C13.0°C
Jun 115.0°C19.0°C
Jun 215.9°C19.0°C
Jun 316.0°C19.0°C
Jun 416.0°C19.0°C
Jun 515.8°C19.0°C
Jun 615.9°C19.0°C
Jun 719.0°C18.3°C
Jun 819.0°C18.3°C
Jun 919.0°C18.3°C
Jun 1019.0°C18.3°C
Jun 1119.0°C18.3°C
Jun 1219.0°C18.3°C
Jun 1319.0°C18.3°C
Jun 1419.0°C18.3°C
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Water Temperature Ranges in Long Lake by Month

January

MinimumAverageMaximum
0°C1.7°C4°C

February

MinimumAverageMaximum
1°C3.3°C6°C

March

MinimumAverageMaximum
2°C4.5°C7°C

April

MinimumAverageMaximum
5°C8°C11°C

May

MinimumAverageMaximum
9°C13°C17°C

June

MinimumAverageMaximum
16°C19°C22°C

July

MinimumAverageMaximum
24°C26.7°C29°C

August

MinimumAverageMaximum
23°C25.6°C28°C

September

MinimumAverageMaximum
18°C20°C22°C

October

MinimumAverageMaximum
13°C15.6°C18°C

November

MinimumAverageMaximum
3°C5°C7°C

December

MinimumAverageMaximum
0°C1.1°C4°C

Monthly Water Temperature Histogram for Long Lake

Known Beaches in the Area of Long Lake?

Round Lake Beach - Lakefront Park

Round Lake Beach - Lakefront Park is a 4-stars sandy beach, located in a 4 km (2 miles) radius of Long Lake. There are lifeguards on the beach. There is parking. There are restrooms. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Lakefront Park

Lakefront Park is a 3-stars sandy beach, located in a 5 km (3 miles) radius of Long Lake. There are restrooms. Lakefront 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.

Round Lake - Bengson Park

Round Lake - Bengson Park is a 5-stars sandy beach, located in a 5 km (3 miles) radius of Long Lake. There are lifeguards on the beach. There is parking. There are restrooms. There are cafés. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Cedar Lake Lehmann Park

Cedar Lake Lehmann Park is a 4-stars sandy beach, located in a 6 km (4 miles) radius of Long Lake. There is parking. There are restrooms. There are cafés. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Grays Lake - Jones Island Park

Grays Lake - Jones Island Park is a 3-stars sandy beach, located in a 7 km (4 miles) radius of Long Lake. There is parking. Grays Lake - Jones Island 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.

Sand Lake Swimming Beach

Sand Lake Swimming Beach is a 3-stars sandy beach, located in a 9 km (6 miles) radius of Long Lake. There is parking. Sand Lake Swimming Beach 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.

Long Lake Weather

JUNE 7

12°C / 21°C
overcast

rain: 14% | wind: 13 km/h

JUNE 8

13°C / 20°C
slight rain showers

rain: 53% | wind: 15 km/h

JUNE 9

12°C / 23°C
light drizzle

rain: 53% | wind: 29 km/h

JUNE 10

10°C / 18°C
overcast

rain: 34% | wind: 27 km/h

JUNE 11

13°C / 24°C
partly cloudy

rain: 12% | wind: 15 km/h

JUNE 12

15°C / 24°C
overcast

rain: 6% | wind: 13 km/h

Water Temperature in Long Lake: General Trends and Swimming Opportunities

Long Lake is located in the state of Illinois, in the county of Lake, at an elevation of 731 feet (223 meters) above sea level.

Long Lake is a small lake. Its surface area is 0.60 sq mi (1.56 sq km). These are small water bodies often used for recreation, fishing, or irrigation.

The water temperature in Long Lake varies throughout the year, ranging from 32°F (0°C) in January to 84°F (29°C) in July. The average annual water temperature of the lake is 54°F (12°C). The months when the average water temperature in Long Lake exceeds 68 degrees Fahrenheit (20°C) are June, July, August and September.

The nearest cities ans towns to Long Lake are: Long Lake, Round Lake Heights, Fox Lake Hills, Round Lake Beach, Round Lake, Round Lake Park, Fox Lake, Hainesville, Volo, Pistakee Highlands in Illinois.

Geographical Location of Long Lake

Frequently Asked Questions About Long Lake and its Water Temperatures

What is the current water temperature in Long Lake?

The water temperature today in Long Lake is 65°F (18.2°C).

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

The average water temperature in Long Lake during the summer months is typically between 68°F to 80°F (20°C to 27°C), and it can reach up to 84°F (29°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Long Lake in May?

The average water temperature in Long Lake in May ranges from 54°F to 63°F (12°C to 17°C).

What is the water temperature in Long Lake in September?

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

Where is Long Lake located?

Long Lake is located in the United States in the state of Illinois, in the county of Lake, at an elevation of 731 feet (223 meters) above sea level. The surface area of the lake is 0.604 sq mi (1.56 sq km).

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

Yes, it is possible to swim in Long Lake, Illinois. There are public access points, including some beaches specifically designated for swimming with lifeguards during peak summer months.

What are the coordinates of Long Lake?

Long Lake is located at coordinates 42.3750°N 88.1330°W.

Is Lake Long Lake a popular vacation spot among Americans?

Long 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.

What species of fish can be found in Long Lake?

Long Lake is home to fish species such as Largemouth bass (best caught in Spring, Fall), Smallmouth bass (Spring, Fall), Bluegill (Spring, Summer), Black crappie (Spring, Fall), White crappie (Spring, Fall), Northern pike (Spring, Fall), Walleye (Spring, Fall), Yellow perch (Spring, Winter), Channel catfish (Spring, Summer), Gar (Summer).