Measurements:
°C
°F
Jersey City
86°F
SE 13 mph
Feels like: 88°F
Precip: 2%
World Resorts USA Jersey City Weather

Jersey City Sea Water Temperature

Current Sea Water Temperature:
+77.8°F
Maximum Sea Water Temperature in August: 81.8°F
Minimum Sea Water Temperature in August: 73.6°F
Average water temperature in August: 77.8°F

Sea Water Temperature for the Last 10 Days:

August 25 77.8°F August 20 79.4°F
August 24 78.6°F August 19 77.2°F
August 23 77.4°F August 18 76.8°F
August 22 78.2°F August 17 77.6°F
August 21 79.0°F August 16 78.4°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 78.5°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: 2025 2024 2023

The average sea surface temperature in September 2025 for Jersey City was 73.5°F. The maximum and minimum values were 71.6°F and 75.2°F respectively.

Best Time to Visit Jersey City
The most sunny months:
November 16 days
September 15 days
October 15 days
The most warm months:
July 89.2 °F
August 85.8 °F
June 82.4 °F
Warmest sea temperature:
August 77.8 °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 +80
Chicago +80
Hawaii +84
Houston +106
Las Vegas +116
Los Angeles +96
Maui +70
Miami +92
Myrtle Beach +84
New York +82
San Diego +96
San Francisco +64
Santa Monica +86
Sarasota +92
Washington +84
24 Hours Weather Forecast
Jersey City
Local time: 17:37
25 aug, tuesday
1800 86°F
SE
13 mph
2100 74°F
SE
8 mph
26 aug, wednesday
0000 70°F
SE
8 mph
0300 68°F
SE
8 mph
0600 68°F
SE
5 mph
0900 72°F
SE
5 mph
1200 84°F
E
5 mph
1500 88°F
NE
9 mph