All data are in degrees Fahrenheit

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United States > Jersey City

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

46.7

°F

April 10, 16:33

Trend:

increasing

Yesterday:

44.5°F

Tomorrow:

46.9°F

Sunrise:

06:26

Sunset:

19:30

Day Length:

13 h. 4 min.

Jersey City in April

Minimum:

41.0°F

Average:

42.9°F

Maximum:

45.0°F

Sea water temperature in Jersey City today

As of now, in Jersey City, the water temperature is 46.7°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 0.8°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a noticeable increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming 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 48.9°F on 2021, while the historical minimum was 42.5°F on 2018.

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 minimum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 48.4°F, with minimum temperature starting at 46.9°F, while the maximum might reach 50.0°F.

Daily water temperature in Jersey City

Date Current Year

actual* / forecast**

 last year 10 years average
Mar 27 41.3°F 43.4°F 43.3°F
Mar 28 41.6°F 44.5°F 43.2°F
Mar 29 41.2°F 43.8°F 43.4°F
Mar 30 42.5°F 45.5°F 44.1°F
Mar 31 43.3°F 45.2°F 43.9°F
Apr 1 43.1°F 45.2°F 44.1°F
Apr 2 43.9°F 46.6°F 44.5°F
Apr 3 44.9°F 45.8°F 44.8°F
Apr 4 42.3°F 45.8°F 44.5°F
Apr 5 45.0°F 44.6°F 45.2°F
Apr 6 43.4°F 45.3°F 44.7°F
Apr 7 45.8°F 45.5°F 45.4°F
Apr 8 45.9°F 45.6°F 45.5°F
Apr 9 44.5°F 46.2°F 45.7°F
Apr 10 46.7°F 45.6°F 45.9°F
Apr 11 46.9°F 46.1°F 46.1°F
Apr 12 47.4°F 45.9°F 46.6°F
Apr 13 47.9°F 45.8°F 47.2°F
Apr 14 48.6°F 45.2°F 47.8°F
Apr 15 49.1°F 45.2°F 48.3°F
Apr 16 49.1°F 45.5°F 48.3°F
Apr 17 50.0°F 47.1°F 49.2°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

January

February

March

April

May

June

July

August

September

October

November

December

In Jersey City, the months July through August offer comfortable swimming conditions, which amounts to 57 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, 72.0°F in Summer, and 63.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
New York City 46.7°F 4mi
Manhattan 46.0°F 7mi
Brooklyn 45.9°F 9mi
Coney Island 46.5°F 11mi
Staten Island 46.9°F 12mi
Queens 44.7°F 13mi
The Bronx 44.5°F 14mi

* current water temperature in this city

** straight line distance from Jersey City