Sea Temperature

New Haven Sea Temperature

(Today) Sep 2018

20.6°C / 69°F

Current weather

13°C / 56°F
(broken clouds)

Partly cloudy

11 mph



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

Maximum and minimum monthly sea temperatures in New Haven
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 2.3 2 2.7 3.7 7.6 13.9 19.1 20.9 19 14.3 11.1 6.9
Max °C 7.9 5.2 5.8 10.1 14.8 20.5 24.2 24.7 21.9 20.2 14.6 11.7
Min °F 38.4 36.9 38.1 41.2 48.6 59.7 68.4 71.1 67.3 60.1 53.3 46.3
Max °F 44 40.1 41.2 47.6 55.8 66.3 73.5 74.9 70.2 66 56.8 51.1

Average September sea temperatures

  • Max: 21.9°C / 71.3°F
  • Avg: 20.4°C / 68.7°F
  • Min: 19°C / 66.1°F
New Haven average sea temperature chart

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

Map showing location of New Haven (41.308150, -72.928160)

Locations nearby


Whilst sea temperatures for New Haven 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 New Haven
N'ju-Gejven, N'ju-Khejven, New Haven, Nju Khejven, Nju Khejvun, Novus Portus, n'yu hevana, niu hei wen, nyuheibeon, nyuheibun, nyw hyfn, kwnytykt, nyw hyybn, nywhywn, kantykt, Њу Хејвен, Нью-Гейвен, Нью-Хейвен, Ню Хейвън, ניו הייבן, نيو هيفن، كونيتيكت, نیوهیون، کانتیکت, न्यू हेवन, ニューヘイブン, 纽黑文, 뉴헤이번

New Haven average sea temperature chart