All data are in degrees Fahrenheit

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Water temperature in New York City

Detailed information about the current water temperature in New York 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 New York City now

74.4

°F

July 19, 14:06

Trend:

stable

Yesterday:

74.6°F

Tomorrow:

74.5°F

Sunrise:

05:41

Sunset:

20:23

Day Length:

14 h. 42 min.

New York City in July

Minimum:

37.8°F

Average:

42.4°F

Maximum:

46.2°F

Sea water temperature in New York City today

As of now, in New York City, the water temperature is 74.4°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 stay about the same.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 77.6°F on 2025, while the historical minimum was 73.6°F on 2022.

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 74.6°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in New York City

Date Current Year

actual* / forecast**

last year 10 years average
Jul 5 76.3°F 73.4°F 72.1°F
Jul 6 75.9°F 73.4°F 72.6°F
Jul 7 72.9°F 74.0°F 73.5°F
Jul 8 71.7°F 75.5°F 73.3°F
Jul 9 71.4°F 75.2°F 72.8°F
Jul 10 71.7°F 74.9°F 73.0°F
Jul 11 72.4°F 74.7°F 73.6°F
Jul 12 72.4°F 73.1°F 73.5°F
Jul 13 73.2°F 74.2°F 73.9°F
Jul 14 72.8°F 74.7°F 74.3°F
Jul 15 73.5°F 75.3°F 74.6°F
Jul 16 74.5°F 75.8°F 75.0°F
Jul 17 75.3°F 76.7°F 75.5°F
Jul 18 74.6°F 78.0°F 75.4°F
Jul 19 74.4°F 77.6°F 75.6°F
Jul 20 74.5°F 76.9°F 75.7°F
Jul 21 74.7°F 76.9°F 76.0°F
Jul 22 75.2°F 76.4°F 76.4°F
Jul 23 74.9°F 75.1°F 76.2°F
Jul 24 74.5°F 74.8°F 75.7°F
Jul 25 74.2°F 74.4°F 75.5°F
Jul 26 74.5°F 76.1°F 75.8°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 New York City by month

In New York City, the months July through August offer comfortable swimming conditions, which amounts to 56 swimming days.
The warmest water in New York 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**
Jersey City 74.4°F 4mi
Manhattan 74.1°F 5mi
Brooklyn 74.1°F 5mi
Queens 73.7°F 9mi
Coney Island 74.2°F 9mi

* current water temperature in this city

** straight line distance from New York City