Osterville Water Temperature

(Today) 2023

5.3°C / 41.5°F

The water will feel very cold. For the hardcore only. The water is now dangerously cold and most people will risk hypothermia if not equipped with a thick, 6/5mm wetsuit along with boots and a hood

Current weather

10°C / 50°F
(clear sky)
Partly cloudy
Wind
17 mph
Humidity
68%

The measurements for the water temperature in Osterville, Massachusetts 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.

Water temp by month

Monthly average max / min water temperatures

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

Osterville average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Osterville
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 2.9 2 1.6 3.6 7.1 11 16.1 18.5 17.2 12.7 9.6 5.1
Max °C 7.4 4.9 5.7 9.7 13.3 18.6 21.9 21.9 20.3 18.9 13.9 11.4
Min °F 39 36.7 36.5 40.9 47.3 54.8 63.3 66.7 64.2 57.3 51 43.7
Max °F 43.5 39.6 40.6 47 53.5 62.4 69.1 70.1 67.3 63.5 55.3 50

The warmest water temperature is in August with an average around 68.4°F / 20.2°C. The coldest month is February with an average water temperature of 38.1°F / 3.4°C.

7 day tide forecast for Osterville

SunMonTueWedThuFriSat
  • High 6:25am
    (0.78m)
  • Low 12:16pm
    (0.05m)
  • High 7:01pm
    (0.68m)
  • Low 12:29am
    (0.1m)
  • High 7:23am
    (0.76m)
  • Low 1:20pm
    (0.07m)
  • High 8:05pm
    (0.65m)
  • Low 1:27am
    (0.13m)
  • High 8:21am
    (0.75m)
  • Low 2:23pm
    (0.07m)
  • High 9:07pm
    (0.64m)
  • Low 2:25am
    (0.14m)
  • High 9:18am
    (0.75m)
  • Low 3:21pm
    (0.06m)
  • High 10:04pm
    (0.64m)
  • Low 3:19am
    (0.14m)
  • High 10:10am
    (0.76m)
  • Low 4:11pm
    (0.05m)
  • High 10:54pm
    (0.65m)
  • Low 4:08am
    (0.12m)
  • High 10:57am
    (0.77m)
  • Low 4:55pm
    (0.04m)
  • High 11:37pm
    (0.67m)
  • Low 4:52am
    (0.11m)
  • High 11:40am
    (0.78m)
  • Low 5:34pm
    (0.03m)
7 day tide times for Osterville

*These tide times are estimates based on the nearest accurate location (Cotuit Highlands, Nantucket Sound, Massachusetts) and may differ by up to half an hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.