Search for cities, countries, lakes and rivers

Raritan River

Raritan River Current Water Temperature and Forecast

On this page, you will find comprehensive information about the water temperature in Raritan River, 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 Water Temperature in Raritan River

47°F

TODAY

48°F

YESTERDAY

48°F

A WEEK AGO

As of today, the minimum water temperature in the Raritan River ranges from 41°F (5°C) to 47°F (8°C). This water temperature is still quite low, and swimming in such conditions may only be comfortable for hardened individuals. It is recommended to limit the time spent in the water to avoid hypothermia. For those not accustomed to cold water, it is better to refrain from swimming. However, if you decide to enter the water, it is advisable to wear a warm wetsuit for protection against the cold.

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 Raritan River Over the Last 30 Days

Today the water temperature in Raritan River is higher than the same day in previous years. The water temperature range here in March is from 36°F to 52°F. The water temperature has decreased over the past 7 days but has increased over the past month.

The forecasted water temperature values for Raritan River 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 2348°F44°F
Mar 2448°F44°F
Mar 2548°F44°F
Mar 2648°F44°F
Mar 2748°F44°F
Mar 2848°F44°F
Mar 2948°F44°F
Mar 3147°F44°F
Apr 150°F48°F
Apr 250°F48°F
Apr 350°F48°F
Apr 450°F48°F
Apr 550°F48°F
Apr 650°F49°F
Apr 750°F49°F
Apr 850°F49°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 Raritan River by Month

January

MinimumAverageMaximum
34°F41°F48°F

February

MinimumAverageMaximum
34°F41°F48°F

March

MinimumAverageMaximum
36°F44°F52°F

April

MinimumAverageMaximum
41°F50°F61°F

May

MinimumAverageMaximum
46°F56°F70°F

June

MinimumAverageMaximum
57°F65°F72°F

July

MinimumAverageMaximum
63°F68°F75°F

August

MinimumAverageMaximum
63°F71°F73°F

September

MinimumAverageMaximum
52°F64°F66°F

October

MinimumAverageMaximum
46°F56°F61°F

November

MinimumAverageMaximum
37°F47°F61°F

December

MinimumAverageMaximum
37°F40°F46°F

Monthly Water Temperature Histogram for Raritan River

Water Temperature in Cities and Towns on Raritan River

Woodbridge
United States (New Jersey)
49°F
Clinton
United States (New Jersey)
45°F
Somerville
United States (New Jersey)
47°F
Bound Brook
United States (New Jersey)
47°F
South Bound Brook
United States (New Jersey)
47°F
United States (New Jersey)
49°F
United States (New Jersey)
48°F
Highland Park
United States (New Jersey)
49°F
Raritan
United States (New Jersey)
48°F
United States (New Jersey)
49°F
United States (New Jersey)
49°F
East Brunswick
United States (New Jersey)
48°F
United States (New Jersey)
49°F
South Amboy
United States (New Jersey)
49°F

Known Beaches in the Area of Raritan River?

Sunset Lake

Sunset Lake is a 5-stars sandy beach, located in a 10 km (6 miles) radius of Raritan River. There are lifeguards on the beach. There is parking. There are restrooms. Sunset 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.

Raritan River Weather

APRIL 1

39°F / 64°F
heavy intensity rain

rain: 93% | wind: 14 mph

APRIL 2

36°F / 52°F
light drizzle

rain: 6% | wind: 14 mph

APRIL 3

46°F / 77°F
moderate drizzle

rain: 25% | wind: 16 mph

APRIL 4

54°F / 73°F
overcast

rain: 40% | wind: 14 mph

APRIL 5

46°F / 55°F
light drizzle

rain: 35% | wind: 6 mph

Water Temperature in Raritan River: General Trends and Swimming Opportunities

Source:
• location Confluence of South Branch Raritan River and North Branch Raritan River
• elevation 47.7 ft (14.5 m)
Mouth:
• location Raritan Bay
Length 69.6 mi (112.0 km)

The Raritan River, located in New Jersey, offers a mix of swimming opportunities and challenges depending on the time of year and the water conditions. During the warmer months, typically from late spring to early fall, the river's water temperature can rise to more comfortable levels for swimming, ranging from 70°F to 80°F (21°C to 27°C). However, the river's water temperature can be highly influenced by rainfall and seasonal changes, with colder temperatures in the early spring and fall, often dipping below 60°F (15°C), making it less ideal for swimming without proper protection.

While swimming is possible in the Raritan River, it is important to note that the river is not as widely used for recreational swimming compared to some other rivers or beaches in the region. The current can be swift in some parts, and water quality can vary, especially following storms or in areas near urban centers. Despite this, there are several parks and natural areas along the river where people enjoy boating, kayaking, and fishing. The river's proximity to populated areas means that certain sections may have limited access for swimming, but it remains a popular destination for other water activities. Always check the water conditions and be cautious of potential pollution in urban sections of the river when considering swimming.

Geographical Location of Raritan River

Frequently Asked Questions About Raritan River and its Water Temperatures

What is the current water temperature in Raritan River?

The water temperature today in Raritan River ranges from 45°F (7.1°C) to 49°F (9.4°C).

What is the water temperature in Raritan River during the summer months?

The average water temperature in Raritan River during the summer months is typically between 65°F to 71°F (19°C to 21°C), and it can reach up to 75°F (24°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Raritan River in May?

The average water temperature in Raritan River in May ranges from 46°F to 70°F (8°C to 21°C).

What is the water temperature in Raritan River in September?

The average water temperature in Raritan River in September is typically between 52°F to 66°F (11°C to 19°C).

Where does Raritan River flow?

Raritan River flows through United States (New Jersey).

Is it possible to swim in the Raritan River?

Yes, it is physically possible to swim in the Raritan River. However, due to pollution concerns, it is not recommended for safety and health reasons.

What major cities are located on Raritan River?

Cities along the course of Raritan River include Edison (New Jersey), New Brunswick (New Jersey), Perth Amboy (New Jersey), Piscataway (New Jersey), Sayreville (New Jersey).