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Lake Hopatcong
Lake Hopatcong Current Water Temperature and Forecast
On this page, you will find comprehensive information about the water temperature in Lake Hopatcong, 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
34°F
TODAY
34°F
YESTERDAY
33°F
A WEEK AGO
As of today, the minimum water temperature in the Lake Hopatcong 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 Hopatcong Over the Last 30 Days
Today the water temperature in Lake Hopatcong is higher than the same day in previous years. The water temperature range here in February is from 32°F to 39°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 Hopatcong 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
| Date | Current | Average | Forecast |
|---|---|---|---|
| Feb 16 | 33°F | 34°F | |
| Feb 17 | 34°F | 34°F | |
| Feb 18 | 34°F | 34°F | |
| Feb 19 | 35°F | 34°F | |
| Feb 20 | 35°F | 34°F | |
| Feb 21 | 34°F | 34°F | |
| Feb 22 | 34°F | 34°F | |
| Feb 23 | 34°F | 34°F | |
| Feb 24 | 34°F | 34°F | |
| Feb 25 | 34°F | 34°F | |
| Feb 26 | 34°F | 34°F | |
| Feb 27 | 34°F | 34°F | |
| Feb 28 | 34°F | 34°F | |
| Mar 1 | 34°F | 34°F | |
| Mar 2 | 34°F | 34°F | |
| Mar 3 | 34°F | 34°F |
Water Temperature Ranges in Lake Hopatcong by Month
January
| Minimum | Average | Maximum |
|---|---|---|
| 32°F | 36°F | 41°F |
February
| Minimum | Average | Maximum |
|---|---|---|
| 32°F | 34°F | 39°F |
March
| Minimum | Average | Maximum |
|---|---|---|
| 32°F | 34°F | 39°F |
April
| Minimum | Average | Maximum |
|---|---|---|
| 39°F | 44°F | 48°F |
May
| Minimum | Average | Maximum |
|---|---|---|
| 52°F | 56°F | 61°F |
June
| Minimum | Average | Maximum |
|---|---|---|
| 63°F | 67°F | 72°F |
July
| Minimum | Average | Maximum |
|---|---|---|
| 77°F | 81°F | 86°F |
August
| Minimum | Average | Maximum |
|---|---|---|
| 75°F | 80°F | 84°F |
September
| Minimum | Average | Maximum |
|---|---|---|
| 73°F | 77°F | 81°F |
October
| Minimum | Average | Maximum |
|---|---|---|
| 55°F | 59°F | 63°F |
November
| Minimum | Average | Maximum |
|---|---|---|
| 46°F | 50°F | 54°F |
December
| Minimum | Average | Maximum |
|---|---|---|
| 34°F | 39°F | 43°F |
Monthly Water Temperature Histogram for Lake Hopatcong
Known Beaches in the Area of Lake Hopatcong?
Crescent Cove Beach Club
Crescent Cove Beach Club is a 3-stars sandy beach, located in a 2 km (1 miles) radius of Lake Hopatcong. There are lifeguards on the beach. There is parking. There are restrooms. Crescent Cove Beach Club is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
Lake Hopatcong State Park
Lake Hopatcong State Park is a 5-stars sandy beach, located in a 4 km (2 miles) radius of Lake Hopatcong. There are lifeguards on the beach. There is parking. There are restrooms. Lake Hopatcong State Park is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Tomahawk Lake
Tomahawk Lake is a 5-stars sandy beach, located in a 6 km (4 miles) radius of Lake Hopatcong. 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.
Forest Lake
Forest Lake is a 5-stars sandy beach, located in a 8 km (5 miles) radius of Lake Hopatcong. There are lifeguards on the beach. There is parking. There are restrooms. Forest Lake is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Alpine Beach
Alpine Beach is a 1-stars sandy beach, located in a 8 km (5 miles) radius of Lake Hopatcong.
Lake Saginaw
Lake Saginaw is a 5-stars sandy beach, located in a 8 km (5 miles) radius of Lake Hopatcong. There are lifeguards on the beach. There is parking. There are restrooms. Lake Saginaw is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Mine Hill Beach
Mine Hill Beach is a 3-stars sandy beach, located in a 9 km (6 miles) radius of Lake Hopatcong. There is parking. There are restrooms. Mine Hill Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible.
Lake Lenape Beach
Lake Lenape Beach is a 5-stars sandy beach, located in a 10 km (6 miles) radius of Lake Hopatcong. There are lifeguards on the beach. There is parking. There are restrooms. Lake Lenape Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Upper Lake Beach
Upper Lake Beach is a 1-stars sandy beach, located in a 10 km (6 miles) radius of Lake Hopatcong.
Lake Hopatcong Weather
FEBRUARY 24
28°F / 43°F
overcastrain: 2% | wind: 11 mph
FEBRUARY 25
32°F / 50°F
light drizzlerain: 12% | wind: 11 mph
FEBRUARY 26
32°F / 45°F
light drizzlerain: 12% | wind: 9 mph
FEBRUARY 27
36°F / 43°F
moderate drizzlerain: 28% | wind: 11 mph
FEBRUARY 28
27°F / 37°F
overcastrain: 28% | wind: 12 mph
Water Temperature in Lake Hopatcong: General Trends and Swimming Opportunities
Lake Hopatcong is located in the state of New Jersey, in the counties of Morris, Sussex, at an elevation of 918 feet (280 meters) above sea level.
Lake Hopatcong is a medium lake. Its surface area is 3.9 sq mi (10.1 sq km). Typically versatile lakes with developed ecosystems; popular for water sports and tourism.
The water temperature in Lake Hopatcong varies throughout the year, ranging from 32°F (0°C) in January to 86°F (30°C) in July. The average annual water temperature of the lake is 55°F (13°C). The months when the average water temperature in Lake Hopatcong exceeds 68 degrees Fahrenheit (20°C) are July, August and September.
The nearest cities ans towns to Lake Hopatcong are: Hopatcong, Mount Arlington, Lake Hopatcong, Hopatcong Hills, Landing, Wharton, Netcong, Kenvil, Lake Mohawk, Stanhope in New Jersey.
Geographical Location of Lake Hopatcong
Nearby Lakes
Frequently Asked Questions About Lake Hopatcong and its Water Temperatures
What is the current water temperature in Lake Hopatcong?
The water temperature today in Lake Hopatcong is 34°F (1.2°C).
What is the water temperature in Lake Hopatcong during the summer months?
The average water temperature in Lake Hopatcong during the summer months is typically between 67°F to 81°F (19°C to 27°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 Lake Hopatcong in May?
The average water temperature in Lake Hopatcong in May ranges from 52°F to 61°F (11°C to 16°C).
What is the water temperature in Lake Hopatcong in September?
The average water temperature in Lake Hopatcong in September is typically between 73°F to 81°F (23°C to 27°C).
Where is Lake Hopatcong located?
Lake Hopatcong is located in the United States in the state of New Jersey, in the counties of Morris, Sussex, at an elevation of 918 feet (280 meters) above sea level. The surface area of the lake is 3.896 sq mi (10.09 sq km).
Is it possible to swim in Lake Hopatcong and what are the possibilities for this?
Yes, it's possible to swim in Lake Hopatcong, New Jersey. There are several public and private beaches available, in addition to boat rentals for increased access to swimming spots.
What are the coordinates of Lake Hopatcong?
Lake Hopatcong is located at coordinates 40.9470°N 74.6370°W.
Is Lake Lake Hopatcong a popular vacation spot among Americans?
Lake Hopatcong 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 Hopatcong?
Lake Hopatcong is home to fish species such as Largemouth bass (best caught in Spring, Fall), Smallmouth bass (Spring, Fall), Chain pickerel (Spring, Fall), Yellow perch (Spring, Winter), White perch (Spring, Summer), Bluegill (Spring, Summer), Black crappie (Spring, Fall), Walleye (Spring, Fall), Channel catfish (Spring, Summer), Brown bullhead (Spring, Summer, Fall), Rainbow trout (Spring, Fall), Lake trout (Spring, Fall), Gar (Summer).