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United States > New York City

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

34.5

°F

February 1, 02:58

Trend:

increasing

Yesterday:

34.1°F

Tomorrow:

34.7°F

Sunrise:

07:06

Sunset:

17:14

Day Length:

10 h. 8 min.

New York City in February

Minimum:

39.5°F

Average:

43.0°F

Maximum:

46.9°F

Sea water temperature in New York City today

As of now, in New York City, the water temperature is 34.5°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 4.6°F lower 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 rise 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 minimum temperature for this date. The maximum temperature recorded for this date was 41.2°F on 2023, while the historical minimum was 37.4°F on 2019.

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 34.4°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
Jan 18 38.8°F 37.4°F 40.8°F
Jan 19 39.0°F 37.3°F 40.9°F
Jan 20 39.8°F 36.6°F 40.2°F
Jan 21 39.6°F 37.0°F 40.3°F
Jan 22 37.8°F 37.3°F 40.0°F
Jan 23 38.5°F 35.0°F 39.9°F
Jan 24 37.9°F 37.0°F 40.1°F
Jan 25 37.3°F 36.1°F 39.8°F
Jan 26 37.6°F 35.9°F 39.6°F
Jan 27 37.1°F 36.1°F 39.3°F
Jan 28 33.8°F 37.8°F 39.1°F
Jan 29 34.9°F 38.2°F 39.2°F
Jan 30 34.5°F 38.7°F 39.3°F
Jan 31 34.1°F 37.5°F 38.9°F
Feb 1 34.5°F 37.6°F 39.1°F
Feb 2 34.7°F 39.1°F 39.3°F
Feb 3 34.7°F 38.4°F 39.3°F
Feb 4 34.7°F 38.3°F 39.3°F
Feb 5 34.5°F 38.1°F 39.1°F
Feb 6 34.6°F 38.2°F 39.1°F
Feb 7 34.0°F 38.2°F 38.6°F
Feb 8 34.0°F 38.4°F 38.6°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

January

February

March

April

May

June

July

August

September

October

November

December

In New York City, the months July through August offer comfortable swimming conditions, which amounts to 57 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 January 28, 2026, dipping to 33.8°F. The average readings by season are 42.1°F in Winter, 48.7°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 34.5°F 4mi
Manhattan 34.4°F 5mi
Brooklyn 35.4°F 5mi
Queens 36.3°F 9mi
Coney Island 36.2°F 9mi

* current water temperature in this city

** straight line distance from New York City