Cornwall Water Temperature

(Today) 2021

6.3°C / 43.4°F

Current weather

3°C / 38°F
(overcast clouds)

Partly cloudy

Wind

11 mph

Humidity

69%


The measurements for the water temperature in Cornwall, Prince Edward Island 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 water temp

Monthly average max / min water temperatures

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

Cornwall average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Cornwall
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -2.3 -2.2 -2 -1.9 0.7 7.1 13.5 16.3 12.9 9 4.2 -1
Max °C 2.7 -0.5 -0.7 2.3 8.7 13.9 19.4 20.2 18.2 14.7 10 7.4
Min °F 29.9 28.9 29.1 30.4 36.5 47.5 58.6 62.9 57.3 50.4 41.9 33.7
Max °F 34.9 30.6 30.4 34.5 44.5 54.3 64.5 66.8 62.6 56.1 47.7 42

The warmest water temperature is in August with an average around 64.8°F / 18.2°C. The coldest month is February with an average water temperature of 29.7°F / -1.3°C.


7 day tide forecast for Cornwall

ThuFriSatSunMonTueWed
  • Low 2:32am
    (0.66m)
  • High 8:59am
    (2.43m)
  • Low 2:50pm
    (1.14m)
  • High 8:38pm
    (2.69m)
  • Low 3:28am
    (0.4m)
  • High 10:02am
    (2.55m)
  • Low 3:46pm
    (1.14m)
  • High 9:27pm
    (2.78m)
  • Low 4:21am
    (0.19m)
  • High 10:58am
    (2.65m)
  • Low 4:39pm
    (1.14m)
  • High 10:16pm
    (2.84m)
  • Low 5:11am
    (0.05m)
  • High 11:51am
    (2.72m)
  • Low 5:30pm
    (1.16m)
  • High 11:03pm
    (2.86m)
  • Low 6:00am
    (-0.02m)
  • High 12:42pm
    (2.74m)
  • Low 6:20pm
    (1.2m)
  • High 11:50pm
    (2.84m)
  • Low 6:48am
    (-0.01m)
  • High 1:35pm
    (2.72m)
  • Low 7:10pm
    (1.25m)
  • High 12:38am
    (2.77m)
  • Low 7:37am
    (0.08m)
  • High 2:29pm
    (2.67m)
  • Low 8:01pm
    (1.3m)
7 day tide times for Cornwall

*These tide times are estimates based on the nearest accurate location (Charlottetown, Prince Edward Island) and may differ by up to half an hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.