All data are in degrees Fahrenheit

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Water temperature in Jersey City

Detailed information about the current water temperature in Jersey City. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Jersey City now

73.4

°F

August 27, 07:27

Trend:

decreasing

Yesterday:

74.3°F

Tomorrow:

73.3°F

Sunrise:

06:18

Sunset:

19:37

Day Length:

13 h. 19 min.

Jersey City in September

Minimum:

36.7°F

Average:

41.6°F

Maximum:

43.5°F

Sea water temperature in Jersey City today

As of now, in Jersey City, the water temperature is 73.4°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.2°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 77.5°F on 2021, while the historical minimum was 72.2°F on 2023.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the histoorical minimum and others when it was close to the historical maximum. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 73.0°F, the minimum temperature may reach 71.9°F, and the maximum might stay at 73.6°F.

Daily water temperature in Jersey City

Date Current Year

actual* / forecast**

last year 10 years average
Aug 13 76.2°F 75.6°F 75.4°F
Aug 14 76.4°F 76.7°F 75.9°F
Aug 15 76.4°F 76.9°F 75.8°F
Aug 16 75.6°F 77.5°F 75.7°F
Aug 17 74.8°F 76.9°F 75.5°F
Aug 18 74.1°F 76.2°F 75.4°F
Aug 19 74.5°F 77.3°F 75.5°F
Aug 20 76.5°F 75.3°F 75.2°F
Aug 21 76.0°F 74.8°F 75.3°F
Aug 22 75.3°F 73.3°F 74.9°F
Aug 23 74.6°F 73.5°F 74.7°F
Aug 24 75.7°F 73.5°F 74.4°F
Aug 25 75.0°F 73.2°F 74.6°F
Aug 26 74.3°F 73.2°F 74.4°F
Aug 27 73.4°F 72.9°F 74.6°F
Aug 28 73.3°F 72.2°F 74.4°F
Aug 29 73.6°F 71.9°F 74.8°F
Aug 30 73.4°F 72.0°F 74.6°F
Aug 31 73.5°F 72.2°F 74.7°F
Sep 1 73.0°F 71.6°F 74.2°F
Sep 2 72.2°F 72.1°F 73.4°F
Sep 3 71.9°F 70.5°F 73.0°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Jersey City by month

In Jersey City, the months July through August offer comfortable swimming conditions, which amounts to 56 swimming days.
The warmest water in Jersey City was recorded on July 31, 2025, reaching a 79.4°F. While the coldest temperature occurred on February 2, 2026, dipping to 32.3°F. The average readings by season are 41.9°F in Winter, 48.6°F in Spring, 71.9°F in Summer, and 63.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
New York City 73.4°F 4mi
Manhattan 73.4°F 7mi
Brooklyn 73.4°F 9mi
Coney Island 73.5°F 11mi
Staten Island 74.1°F 12mi
Queens 73.1°F 13mi
The Bronx 73.5°F 14mi

* current water temperature in this city

** straight line distance from Jersey City