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Hempstead Lake

Hempstead Lake Current Water Temperature and Forecast

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

47°F

TODAY

47°F

YESTERDAY

46°F

A WEEK AGO

As of today, the minimum water temperature in the Hempstead Lake ranges from 47°F (8°C) to 50°F (10°C). This is still cool water, suitable only for experienced swimmers or those accustomed to cold water. Swimming in such conditions is possible, but not recommended for prolonged periods. Extra caution should be taken during extended exposure, as the cold water can cause heat loss and lead to hypothermia. For added comfort, special clothing can be used.

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 Hempstead Lake Over the Last 30 Days

Today the water temperature in Hempstead Lake is higher than the same day in previous years. The water temperature range here in March is from 32°F to 50°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 Hempstead 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
Mar 2246°F41°F
Mar 2346°F41°F
Mar 2446°F41°F
Mar 2546°F41°F
Mar 2649°F41°F
Mar 2747°F41°F
Mar 2847°F41°F
Mar 2947°F41°F
Mar 3041°F47°F
Mar 3141°F46°F
Apr 149°F47°F
Apr 249°F47°F
Apr 349°F47°F
Apr 449°F47°F
Apr 549°F47°F
Apr 649°F47°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 Hempstead Lake by Month

January

MinimumAverageMaximum
32°F35°F39°F

February

MinimumAverageMaximum
32°F35°F39°F

March

MinimumAverageMaximum
32°F41°F50°F

April

MinimumAverageMaximum
45°F49°F54°F

May

MinimumAverageMaximum
52°F56°F61°F

June

MinimumAverageMaximum
66°F71°F75°F

July

MinimumAverageMaximum
75°F80°F84°F

August

MinimumAverageMaximum
73°F78°F82°F

September

MinimumAverageMaximum
72°F76°F81°F

October

MinimumAverageMaximum
59°F63°F68°F

November

MinimumAverageMaximum
46°F51°F55°F

December

MinimumAverageMaximum
39°F43°F48°F

Monthly Water Temperature Histogram for Hempstead Lake

Known Beaches in the Area of Hempstead Lake?

Hewlett Beach

Hewlett Beach is a 3-stars sandy beach, located in a 6 km (4 miles) radius of Hempstead Lake. There are lifeguards on the beach. There is parking. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Harbor Isle Beach

Harbor Isle Beach is a 3-stars sandy beach, located in a 8 km (5 miles) radius of Hempstead Lake. There is parking. There are restrooms. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Little Beach Village Of Island Park

Little Beach Village Of Island Park is a 4-stars sandy beach, located in a 8 km (5 miles) radius of Hempstead Lake. There are lifeguards on the beach. There are restrooms. There are cafés. Snorkeling is possible. It is suitable for surfing.

Island Park Beach

Island Park Beach is a 4-stars sandy beach, located in a 8 km (5 miles) radius of Hempstead 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.

Merrick Estates Civic Association

Merrick Estates Civic Association is a 4-stars sandy beach, located in a 9 km (6 miles) radius of Hempstead 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.

Lido Beach District Park

Lido Beach District Park is a 5-stars sandy beach, located in a 10 km (6 miles) radius of Hempstead 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.

Hempstead Lake Weather

MARCH 29

52°F / 81°F
moderate drizzle

rain: 21% | wind: 19 mph

MARCH 30

61°F / 73°F
light drizzle

rain: 17% | wind: 13 mph

MARCH 31

59°F / 68°F
moderate rain showers

rain: 47% | wind: 16 mph

APRIL 1

37°F / 63°F
moderate rain showers

rain: 56% | wind: 17 mph

APRIL 2

36°F / 45°F
overcast

rain: 15% | wind: 13 mph

Water Temperature in Hempstead Lake: General Trends and Swimming Opportunities

Hempstead Lake is located in the state of New York, in the county of Nassau, at an elevation of 19 feet (6 meters) above sea level.

Hempstead Lake is a very small lake. Its surface area is 76 acres (0.309 sq km). These lakes often resemble large ponds and are commonly found in rural or mountainous areas.

The water temperature in Hempstead 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 55°F (13°C). The months when the average water temperature in Hempstead Lake exceeds 68 degrees Fahrenheit (20°C) are June, July, August and September.

The nearest cities ans towns to Hempstead Lake are: Lakeview, South Hempstead, Rockville Centre, Lynbrook, Malverne, West Hempstead, East Rockaway, Garden City South, Franklin Square, Baldwin in New York.

Geographical Location of Hempstead Lake

Frequently Asked Questions About Hempstead Lake and its Water Temperatures

What is the current water temperature in Hempstead Lake?

The water temperature today in Hempstead Lake is 47°F (8.4°C).

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

The average water temperature in Hempstead Lake during the summer months is typically between 71°F to 80°F (22°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 Hempstead Lake in May?

The average water temperature in Hempstead Lake in May ranges from 52°F to 61°F (11°C to 16°C).

What is the water temperature in Hempstead Lake in September?

The average water temperature in Hempstead Lake in September is typically between 72°F to 81°F (22°C to 27°C).

Where is Hempstead Lake located?

Hempstead Lake is located in the United States in the state of New York, in the county of Nassau, at an elevation of 19 feet (6 meters) above sea level. The surface area of the lake is 0.119 sq mi (0.31 sq km).

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

No, it is not possible to swim in Hempstead Lake, New York, as swimming is restricted due to safety concerns. It does, however, offer fishing, boating, and other recreational activities.

What are the coordinates of Hempstead Lake?

Hempstead Lake is located at coordinates 40.6770°N 73.6440°W.

Is Lake Hempstead Lake a popular vacation spot among Americans?

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