Sea Temperature

Roslyn Harbor Sea Temperature

(Today) Oct 2018

17.2°C / 63°F

Current weather

6°C / 43°F
(clear sky)

Partly cloudy
Wind

6 mph

Humidity

81%


The measurements for the water temperature in Roslyn 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 Roslyn Harbor water temperature derived from many years of historical sea surface temperature data.

Maximum and minimum monthly sea temperatures in Roslyn 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 Roslyn Harbor

TueWedThuFriSatSunMon
  • Low 05:03am
    (0.52m)
  • High 10:48am
    (8.19m)
  • Low 05:30pm
    (0.10m)
  • High 11:09pm
    (7.82m)
  • Low 05:26am
    (0.30m)
  • High 11:16am
    (8.47m)
  • Low 05:59pm
    (-0.18m)
  • High 11:42pm
    (7.95m)
  • Low 05:57am
    (0.12m)
  • High 11:52am
    (8.70m)
  • Low 06:33pm
    (-0.37m)
  • High 12:21am
    (8.02m)
  • Low 06:34am
    (0.04m)
  • High 12:32pm
    (8.84m)
  • Low 07:11pm
    (-0.43m)
  • High 01:03am
    (7.99m)
  • Low 07:15am
    (0.09m)
  • High 01:16pm
    (8.84m)
  • Low 07:55pm
    (-0.34m)
  • High 01:49am
    (7.86m)
  • Low 08:01am
    (0.27m)
  • High 02:04pm
    (8.67m)
  • Low 08:44pm
    (-0.11m)
  • High 02:40am
    (7.65m)
  • Low 08:52am
    (0.57m)
  • High 02:55pm
    (8.36m)
  • Low 09:41pm
    (0.21m)

*These tide times are estimates based on the nearest port (Glen Cove, Hempstead Harbor) 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 October sea temperatures

  • Max: 20.9°C / 69.6°F
  • Avg: 17.6°C / 63.7°F
  • Min: 14.3°C / 57.7°F
Roslyn Harbor average sea temperature chart

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

Map showing location of Roslyn Harbor (40.816490, -73.637070)

Locations nearby

Variations

Whilst sea temperatures for Roslyn 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 Roslyn Harbor

Roslyn Harbor average sea temperature chart