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

66.2

°F

October 16, 10:47

Trend:

stable

Yesterday:

65.5°F

Tomorrow:

65.8°F

Sunrise:

07:08

Sunset:

18:15

Day Length:

11 h. 7 min.

New York City in October

Minimum:

39.5°F

Average:

41.8°F

Maximum:

43.5°F

Sea water temperature in New York City today

As of now, in New York City, the water temperature is 66.2°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 1.9°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. 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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 67.7°F on 2021, while the historical minimum was 61.8°F on 2022.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 64.5°F, the minimum temperature may reach 63.3°F, and the maximum might stay at 65.8°F.

Daily water temperature in New York City

Date Current Year

actual* / forecast**

last year 10 years average
Oct 2 71.2°F 69.0°F 68.4°F
Oct 3 70.7°F 68.9°F 68.1°F
Oct 4 69.2°F 68.5°F 67.6°F
Oct 5 69.0°F 67.9°F 67.3°F
Oct 6 68.7°F 67.4°F 66.9°F
Oct 7 69.3°F 67.4°F 66.6°F
Oct 8 69.3°F 67.7°F 67.0°F
Oct 9 69.4°F 67.8°F 66.7°F
Oct 10 69.6°F 67.5°F 66.3°F
Oct 11 67.7°F 67.2°F 65.9°F
Oct 12 67.1°F 66.3°F 65.2°F
Oct 13 66.4°F 65.7°F 65.2°F
Oct 14 65.9°F 65.0°F 64.8°F
Oct 15 65.5°F 64.9°F 64.8°F
Oct 16 66.2°F 64.3°F 64.3°F
Oct 17 65.8°F 63.9°F 64.0°F
Oct 18 65.3°F 62.4°F 63.5°F
Oct 19 65.0°F 61.8°F 63.1°F
Oct 20 64.3°F 61.2°F 62.5°F
Oct 21 64.0°F 60.9°F 62.1°F
Oct 22 63.7°F 60.7°F 61.8°F
Oct 23 63.3°F 61.4°F 61.5°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 58 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 23, 2025, dipping to 34.0°F. The average readings by season are 42.3°F in Winter, 48.5°F in Spring, 71.9°F in Summer, and 63.8°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Jersey City 66.2°F 4mi
Manhattan 65.8°F 5mi
Brooklyn 65.6°F 5mi
Queens 65.5°F 9mi
Coney Island 65.6°F 9mi

* current water temperature in this city

** straight line distance from New York City