Sea Temperature

Hewlett Harbor Sea Temperature

(Today) Aug 2020

21.6°C / 70.9°F

Current weather

22°C / 71°F
(overcast clouds)

Partly cloudy
Wind

5 mph

Humidity

78%


The measurements for the water temperature in Hewlett Harbor, 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 max / min water temperatures

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

Maximum and minimum monthly sea temperatures in Hewlett Harbor
  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

7 day tide forecast for Hewlett Harbor

FriSatSunMonTueWedThu
  • Low 5:56am
    (0.07m)
  • High 12:02pm
    (3.93m)
  • Low 6:09pm
    (0.59m)
  • High 12:12am
    (4.14m)
  • Low 6:31am
    (0.24m)
  • High 12:45pm
    (3.87m)
  • Low 6:49pm
    (0.78m)
  • High 12:56am
    (3.90m)
  • Low 7:06am
    (0.43m)
  • High 1:28pm
    (3.83m)
  • Low 7:34pm
    (0.96m)
  • High 1:40am
    (3.67m)
  • Low 7:43am
    (0.62m)
  • High 2:09pm
    (3.81m)
  • Low 8:27pm
    (1.11m)
  • High 2:25am
    (3.48m)
  • Low 8:27am
    (0.78m)
  • High 2:51pm
    (3.81m)
  • Low 9:31pm
    (1.16m)
  • High 3:13am
    (3.33m)
  • Low 9:23am
    (0.88m)
  • High 3:37pm
    (3.85m)
  • Low 10:36pm
    (1.10m)
  • High 4:07am
    (3.25m)
  • Low 10:25am
    (0.88m)
  • High 4:29pm
    (3.94m)
  • Low 11:34pm
    (0.92m)
7 day tide times for Hewlett Harbor

*These tide times are estimates based on the nearest port (East Rockaway, Long Island) and may differ by up to half and hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.

Average August sea temperatures

  • Max: 25.2°C / 77.4°F
  • Avg: 23.4°C / 74.1°F
  • Min: 21.6°C / 70.9°F
Hewlett Harbor average sea temperature chart

These average ocean temperatures for Hewlett Harbor are calculated from several years of archived data.

Map showing location of Hewlett Harbor (40.636210, -73.681520)

Locations nearby

Variations

Whilst sea temperatures for Hewlett Harbor are as accurate as current data allows, there may be slight local and regional variations depending on conditions. Time of day and wind direction may have a temporary local effect as can water flows from neraby rivers.

Alternate names for Hewlett Harbor

Hewlett Harbor average sea temperature chart