Harbor Isle Water Temperature

(Today) 2022

19.7°C / 67.4°F

Current weather

21°C / 69°F
(overcast clouds)

Partly cloudy

Wind

7 mph

Humidity

74%


The measurements for the water temperature in Harbor Isle, New York are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.

Monthly average water temp

Monthly average max / min water temperatures

The graph below shows the range of monthly Harbor Isle water temperature derived from many years of historical sea surface temperature data.

Harbor Isle average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Harbor Isle
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 3.2 2.6 2.7 3.9 8.2 14.4 20.1 21.6 19.1 14.3 10.9 6.3
Max °C 8.3 6.2 7 11.6 16.3 22.2 24.5 25.2 23.2 20.9 14.6 11.6
Min °F 39.8 38.1 38.5 42.1 50 61 69.9 72.3 68 60.4 53.1 45.4
Max °F 44.9 41.7 42.8 49.8 58.1 68.8 74.3 75.9 72.1 67 56.8 50.7

The warmest water temperature is in August with an average around 74.1°F / 23.4°C. The coldest month is February with an average water temperature of 39.9°F / 4.4°C.