Measurements:
°C
°F
Jersey City
72°F
W 6 mph
Feels like: 72°F
Precip: 1%
World Resorts USA Jersey City Weather

Jersey City Sea Water Temperature

Current Sea Water Temperature:
+77.0°F
Maximum Sea Water Temperature in September: 79.8°F
Minimum Sea Water Temperature in September: 68.6°F
Average water temperature in September: 74.4°F

Sea Water Temperature for the Last 10 Days:

September 15 77.0°F September 10 76.4°F
September 14 76.4°F September 09 76.8°F
September 13 76.4°F September 08 77.2°F
September 12 76.8°F September 07 77.2°F
September 11 78.2°F September 06 76.6°F

When is the Warmest Sea for Jersey City?

According to our data for the last three years for Jersey City the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Jersey City was 78.1°F. The maximum and minimum values were 76.0°F and 80.8°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Jersey City was 76.0°F. The maximum and minimum values were 73.2°F and 79.8°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Jersey City was 76.8°F. The maximum and minimum values were 76.0°F and 78.2°F respectively.

Best Time to Visit Jersey City
The most sunny months:
November 16 days
October 15 days
September 15 days
The most warm months:
July 89.2 °F
August 86.2 °F
June 82.4 °F
Warmest sea temperature:
August 77.7 °F
July 77.2 °F
September 74.2 °F
The most cold months:
January 35.8 °F
February 37.3 °F
December 40.8 °F
The most rainy months:
July 3 days
August 3 days
September 3 days
The most windy months:
March 9 mph
April 9 mph
January 9 mph

Jersey City on the Weather Map

USA Resorts:
NAME
Boston +64
Chicago +66
Hawaii +80
Las Vegas +80
Los Angeles +74
Maui +66
Miami +92
Myrtle Beach +86
New York +72
Panama City Beach +90
San Diego +72
San Francisco +60
Santa Monica +72
Sarasota +94
Washington +76
24 Hours Weather Forecast
Jersey City
Local time: 10:35
15 sep, tuesday
1200 72°F
W
6 mph
1500 76°F
N
9 mph
1800 72°F
N
8 mph
2100 68°F
NW
8 mph
16 sep, wednesday
0000 68°F
N
7 mph
0300 68°F
NE
2 mph
0600 66°F
E
4 mph
0900 70°F
NE
5 mph