What is the current water temperature in Manhattan?

Q: What is the current water temperature in Manhattan?

As of now, in Manhattan, the water temperature is 5.45°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.

United States > Manhattan

Water temperature in Manhattan

Detailed information about the current water temperature in Manhattan. 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.

41.8

°F

March 30, 01:01

Trend:

stable

Yesterday:

41.2°F

Tomorrow:

41.6°F

Sunrise:

06:43

Sunset:

19:18

Day Length:

12 h. 35 min.

Manhattan in April

Minimum:

41.1°F

Average:

42.6°F

Maximum:

45.2°F

Sea water temperature in Manhattan today

As of now, in Manhattan, the water temperature is 41.8°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 2.0°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 fall 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 is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 46.0°F on 2020, while the historical minimum was 41.3°F on 2018.

latest data

last year

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 42.2°F, with minimum temperature starting at 41.6°F, while the maximum might reach 42.9°F.

Daily water temperature in Manhattan

Date	Current Year actual* / forecast**	last year	10 years average
Mar 16	38.5°F	40.6°F	40.4°F
Mar 17	38.2°F	41.6°F	41.2°F
Mar 18	38.9°F	40.6°F	41.2°F
Mar 19	38.0°F	42.5°F	41.5°F
Mar 20	37.5°F	42.6°F	41.4°F
Mar 21	38.2°F	42.5°F	41.1°F
Mar 22	40.0°F	43.5°F	41.9°F
Mar 23	39.9°F	43.1°F	42.0°F
Mar 24	39.7°F	42.2°F	42.0°F
Mar 25	39.1°F	41.9°F	42.1°F
Mar 26	39.3°F	44.6°F	42.4°F
Mar 27	40.4°F	43.4°F	42.8°F
Mar 28	41.1°F	44.0°F	42.8°F
Mar 29	41.2°F	43.8°F	43.3°F
Mar 30	41.8°F	44.5°F	43.8°F
Mar 31	41.6°F	44.4°F	43.7°F
Apr 1	41.7°F	44.4°F	43.7°F
Apr 2	42.2°F	45.9°F	44.2°F
Apr 3	42.4°F	45.4°F	44.4°F
Apr 4	42.4°F	45.3°F	44.4°F
Apr 5	42.9°F	44.6°F	44.9°F
Apr 6	42.5°F	45.0°F	44.5°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 Manhattan by month

In Manhattan, the months July through August offer comfortable swimming conditions, which amounts to 52 swimming days.

The warmest water in Manhattan was recorded on July 31, 2025, reaching a 78.9°F. While the coldest temperature occurred on February 19, 2026, dipping to 32.7°F. The average readings by season are 41.6°F in Winter, 48.3°F in Spring, 71.6°F in Summer, and 63.7°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
New York City	41.9°F	5mi
The Bronx	41.6°F	7mi
Jersey City	41.9°F	7mi
Brooklyn	41.4°F	9mi
Queens	41.3°F	10mi

* current water temperature in this city

** straight line distance from Manhattan