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Raritan River - Photo 1
Photo: South Amboy Nj by Chester Cory Roberts Ii (CC BY 3.0) License

Raritan River

River · South Amboy, New Jersey

Rainy today

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Current water conditions

Comfortable
Water temp
75°F
24°C
Comfortable water. Generally comfortable for swimming. Still check depth, currents, and the weather before getting in.

Live, provisional data from USGS gauge Arthur Kill at Perth Amboy NJ (1 mi away), as of Aug 21, 1:31 PM gauge-local time. Conditions are for general information only and can change quickly — always judge the water in person and follow posted advisories and local guidance before swimming or paddling.

Weather at Raritan River

H: 81° L: 64°
Patchy rain nearby
Patchy rain nearby
75°
|
Feels like 77°
Precipitation
84%
Humidity
72%
Wind
6 mph
UV Index
8.1
Water Conditions:
🏊Perfect for swimming🧴High UV - use sunscreen🌧️Rain expected
12 AM
Patchy rain nearby
64°
3 AM
Patchy rain nearby
65°
6 AM
Patchy rain nearby
64°
9 AM
Patchy rain nearby
65°
12 PM
Patchy rain nearby
73°
3 PM
Sunny
81°
6 PM
Patchy rain nearby
78°
9 PM
Patchy rain nearby
74°

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Frequently asked questions

Where is Raritan River?
Raritan River is a river in South Amboy, New Jersey.
What is the water temperature at Raritan River?
As of August 21, 2026, the water temperature at Raritan River in South Amboy, New Jersey is 75°F (24°C), measured by USGS gauge 01396060, 1 mile away.
Can you swim at Raritan River?
There is no fixed answer for Raritan River: whether it is safe to swim there on a given day depends on the water temperature, recent rainfall, and any advisories posted at Raritan River in South Amboy, New Jersey. Check current water conditions before you go, and follow posted signs and local guidance.
How is Raritan River rated?
Raritan River in South Amboy, New Jersey has an average visitor rating of 4.9 out of 5, based on 14 reviews.

Visitor Reviews

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Best Times to Visit

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Right Now
Not ideal for outdoor activities today
🌊 Rivers & Streams Tips:
  • Check water levels and current conditions before visiting
  • Wear life jackets when on the water
  • Be aware of rapids and potential hazards
  • Respect private property along riverbanks
Best Seasons:
☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)

Location & Contact

South Amboy, NJ 08879

South Amboy, New Jersey 08879

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