Measurements:
°C
°F
Jersey City
110°F
SE 16 mph
Feels like: 116°F
Precip: 0%
World Resorts USA Jersey City Weather

Jersey City Sea Water Temperature

Current Sea Water Temperature:
+76.0°F
Maximum Sea Water Temperature in July: 82.6°F
Minimum Sea Water Temperature in July: 71.2°F
Average water temperature in July: 77.3°F

Sea Water Temperature for the Last 10 Days:

July 15 76.0°F July 10 74.2°F
July 14 75.4°F July 09 73.8°F
July 13 75.8°F July 08 74.0°F
July 12 74.8°F July 07 75.4°F
July 11 75.0°F July 06 78.8°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: 2025 2024 2023

The average sea surface temperature in August 2025 for Jersey City was 77.6°F. The maximum and minimum values were 74.4°F and 81.4°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Jersey City was 75.8°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 88.9 °F
August 85.8 °F
June 82.4 °F
Warmest sea temperature:
August 77.6 °F
July 77.4 °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
March 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 +94
Chicago +88
Hawaii +80
Houston +90
Las Vegas +120
Los Angeles +106
Maui +76
Miami +100
Myrtle Beach +96
New York +114
San Diego +96
San Francisco +76
Santa Monica +84
Sarasota +102
Tampa +100
24 Hours Weather Forecast
Jersey City
Local time: 14:18
15 jul, wednesday
1500 110°F
SE
16 mph
1800 104°F
SE
15 mph
2100 92°F
S
9 mph
16 jul, thursday
0000 88°F
SE
7 mph
0300 86°F
SE
7 mph
0600 82°F
E
7 mph
0900 88°F
E
11 mph
1200 96°F
E
11 mph