Measurements:
°C
°F
Jersey City
44°F
N 19 mph
Feels like: 38°F
Precip: 0%
World Resorts USA Jersey City Weather

Jersey City Sea Water Temperature

Current Sea Water Temperature:
+38.2°F
Maximum Sea Water Temperature in March: 47.0°F
Minimum Sea Water Temperature in March: 32.6°F
Average water temperature in March: 40.9°F

Sea Water Temperature for the Last 10 Days:

March 13 38.2°F March 08 35.4°F
March 12 38.0°F March 07 32.6°F
March 11 37.6°F March 06 34.2°F
March 10 37.4°F March 05 34.0°F
March 09 34.6°F March 04 33.6°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: 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: 2025 2024 2023

The average sea surface temperature in July 2025 for Jersey City was 78.3°F. The maximum and minimum values were 75.4°F and 82.6°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 81.3 °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
December 3 days
The most windy months:
April 10 mph
March 10 mph
January 9 mph

Jersey City on the Weather Map

USA Resorts:
NAME
Chicago +44
Hawaii +76
Honolulu +76
Houston +78
Las Vegas +96
Los Angeles +100
Maui +70
Miami +80
Miami Beach +82
New York +42
San Diego +94
San Francisco +74
Sarasota +76
Tampa +82
Washington +60
24 Hours Weather Forecast
Jersey City
Local time: 18:22
13 mar, friday
2100 38°F
N
19 mph
14 mar, saturday
0000 38°F
NE
17 mph
0300 38°F
NE
14 mph
0600 36°F
E
17 mph
0900 38°F
E
19 mph
1200 46°F
E
21 mph
1500 50°F
E
19 mph
1800 48°F
SE
15 mph