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Lake Lillinonah

Lake Lillinonah Current Water Temperature and Forecast

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

41°F

TODAY

41°F

YESTERDAY

39°F

A WEEK AGO

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

Today the water temperature in Lake Lillinonah is higher than the same day in previous years. The water temperature range here in March is from 34°F to 43°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 Lillinonah 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 2139°F39°F
Mar 2240°F39°F
Mar 2340°F39°F
Mar 2440°F39°F
Mar 2540°F39°F
Mar 2640°F39°F
Mar 2741°F39°F
Mar 2841°F39°F
Mar 2939°F40°F
Mar 3039°F40°F
Mar 3139°F40°F
Apr 152°F41°F
Apr 252°F42°F
Apr 352°F43°F
Apr 452°F43°F
Apr 552°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 Lillinonah by Month

January

MinimumAverageMaximum
32°F37°F41°F

February

MinimumAverageMaximum
34°F38°F43°F

March

MinimumAverageMaximum
34°F39°F43°F

April

MinimumAverageMaximum
48°F52°F57°F

May

MinimumAverageMaximum
61°F65°F70°F

June

MinimumAverageMaximum
61°F65°F70°F

July

MinimumAverageMaximum
79°F83°F88°F

August

MinimumAverageMaximum
75°F79°F84°F

September

MinimumAverageMaximum
70°F74°F79°F

October

MinimumAverageMaximum
55°F60°F64°F

November

MinimumAverageMaximum
46°F51°F55°F

December

MinimumAverageMaximum
32°F36°F41°F

Monthly Water Temperature Histogram for Lake Lillinonah

Known Beaches in the Area of Lake Lillinonah?

Brookfield Town Beach

Brookfield Town Beach is a 5-stars sandy beach, located in a 5 km (3 miles) radius of Lake Lillinonah. 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.

Squantz Pond

Squantz Pond is a 3-stars sandy beach, located in a 8 km (5 miles) radius of Lake Lillinonah. There is parking. There are restrooms. Squantz Pond 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.

Lake Lillinonah Weather

MARCH 29

46°F / 81°F
dense intensity drizzle

rain: 34% | wind: 16 mph

MARCH 30

48°F / 72°F
light drizzle

rain: 21% | wind: 14 mph

MARCH 31

48°F / 61°F
moderate rain showers

rain: 41% | wind: 10 mph

APRIL 1

32°F / 57°F
moderate rain showers

rain: 58% | wind: 15 mph

APRIL 2

30°F / 41°F
overcast

rain: 13% | wind: 9 mph

Water Temperature in Lake Lillinonah: General Trends and Swimming Opportunities

Lake Lillinonah is located in the state of Connecticut, in the counties of Fairfield, Litchfield, New Haven, at an elevation of 190 feet (58 meters) above sea level.

Lake Lillinonah is a small lake. Its surface area is 2.39 sq mi (6.20 sq km). These are small water bodies often used for recreation, fishing, or irrigation.

The water temperature in Lake Lillinonah varies throughout the year, ranging from 32°F (0°C) in January to 88°F (31°C) in July. The average annual water temperature of the lake is 57°F (14°C). The months when the average water temperature in Lake Lillinonah exceeds 68 degrees Fahrenheit (20°C) are July, August and September.

The nearest cities ans towns to Lake Lillinonah are: New Fairfield, New Milford, Newtown, Heritage Village, Danbury, Bethel, Sherman, Southbury, Woodbury in Connecticut and Putnam Lake in New York.

Geographical Location of Lake Lillinonah

Frequently Asked Questions About Lake Lillinonah and its Water Temperatures

What is the current water temperature in Lake Lillinonah?

The water temperature today in Lake Lillinonah is 41°F (4.8°C).

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

The average water temperature in Lake Lillinonah during the summer months is typically between 65°F to 83°F (18°C to 28°C), and it can reach up to 88°F (31°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Lake Lillinonah in May?

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

What is the water temperature in Lake Lillinonah in September?

The average water temperature in Lake Lillinonah in September is typically between 70°F to 79°F (21°C to 26°C).

Where is Lake Lillinonah located?

Lake Lillinonah is located in the United States in the state of Connecticut, in the counties of Fairfield, Litchfield, New Haven, at an elevation of 190 feet (58 meters) above sea level. The surface area of the lake is 2.392 sq mi (6.20 sq km).

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

Yes, it's possible to swim in Lake Lillinonah, Connecticut. However, public access is limited, hence swimmers often access it via personal watercraft, boat launches, or private residences.

What are the coordinates of Lake Lillinonah?

Lake Lillinonah is located at coordinates 41.4930°N 73.3810°W.

Is Lake Lake Lillinonah a popular vacation spot among Americans?

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

What species of fish can be found in Lake Lillinonah?

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