Sea Temperature

Groton Sea Temperature

(Today) Dec 2019

10.4°C / 50.8°F

Current weather

7°C / 45°F
(overcast clouds)

Partly cloudy
Wind

11 mph

Humidity

48%


The measurements for the water temperature in Groton, Connecticut 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 Groton water temperature derived from many years of historical sea surface temperature data.

Maximum and minimum monthly sea temperatures in Groton
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 2.9 2.2 2.2 3.4 7.4 12.7 18.2 20.1 18.2 13.6 10.5 6.2
Max °C 7.5 5 5.4 9.5 13.3 19.2 22.3 23 20.9 19.3 14.2 11.5
Min °F 39.1 37.1 37.2 40.5 47.6 57.4 66.4 69.3 65.8 58.7 52.3 45.2
Max °F 43.7 39.9 40.4 46.6 53.5 63.9 70.5 72.2 68.5 64.4 56 50.5

7 day tide forecast for Groton

SunMonTueWedThuFriSat
  • Low 5:20am
    (0.27m)
  • High 11:08am
    (3.20m)
  • Low 6:11pm
    (-0.20m)
  • High 11:54pm
    (2.47m)
  • Low 6:17am
    (0.31m)
  • High 12:02pm
    (3.04m)
  • Low 7:03pm
    (-0.13m)
  • High 12:51am
    (2.50m)
  • Low 7:19am
    (0.33m)
  • High 1:02pm
    (2.85m)
  • Low 7:58pm
    (-0.05m)
  • High 1:53am
    (2.56m)
  • Low 8:25am
    (0.31m)
  • High 2:07pm
    (2.65m)
  • Low 8:55pm
    (0.00m)
  • High 2:56am
    (2.66m)
  • Low 9:30am
    (0.22m)
  • High 3:16pm
    (2.50m)
  • Low 9:52pm
    (0.03m)
  • High 3:58am
    (2.81m)
  • Low 10:34am
    (0.09m)
  • High 4:24pm
    (2.40m)
  • Low 10:47pm
    (0.02m)
  • High 4:57am
    (2.98m)
  • Low 11:34am
    (-0.06m)
  • High 5:27pm
    (2.35m)
  • Low 11:41pm
    (0.00m)
7 day tide times for Groton

*These tide times are estimates based on the nearest port (New London, Connecticut) 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 December sea temperatures

  • Max: 11.5°C / 52.6°F
  • Avg: 8.8°C / 47.8°F
  • Min: 6.2°C / 43.1°F
Groton average sea temperature chart

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

Map showing location of Groton (41.350100, -72.078410)

Locations nearby

Variations

Whilst sea temperatures for Groton 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 Groton
Groton

Groton average sea temperature chart