Dartmouth Water Temperature

(Today) 2025

11.2°C / 52.2°F

The water will feel cool (fresh). Probably too cold for all but seasoned swimmers. We'd recommend a 4mm or 5mm wetsuit if you want to stay in the water.

*Live data from Halifax Harbour: 11.4°C / 52.5°F

Current weather

18°C / 65°F
(overcast clouds)
Partly cloudy
Wind
4 mph
Humidity
92%

The measurements for the water temperature in Dartmouth, Nova Scotia 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.

*Live data may vary from satellite readings for a number of reasons. These include local factors, depth of smapling and time of day.

Water temp by month

Monthly average max / min water temperatures

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

Dartmouth average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Dartmouth
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -0.1 -0.9 -0.3 0.1 2.4 6.1 12 15.2 14.2 11.2 6.5 2.5
Max °C 5.7 2.5 2.1 5.3 8.1 12.7 16.2 19.1 19 16.4 11.7 8.6
Min °F 34.1 31.7 32.5 34.3 38.6 45.6 55.3 60.9 59.5 54.2 45.8 38.9
Max °F 39.9 35.1 34.8 39.5 44.3 52.2 59.5 64.8 64.3 59.4 51 45

The warmest water temperature is in August with an average around 62.8°F / 17.1°C. The coldest month is February with an average water temperature of 33.4°F / 0.8°C.

7 day tide forecast for Dartmouth

MonTueWedThuFriSatSun
  • High 12:08am
    (1.76m)
  • Low 7:08am
    (0.24m)
  • High 12:49pm
    (1.7m)
  • Low 7:40pm
    (0.53m)
  • High 12:55am
    (1.66m)
  • Low 7:55am
    (0.34m)
  • High 1:33pm
    (1.66m)
  • Low 8:31pm
    (0.53m)
  • High 1:45am
    (1.56m)
  • Low 8:40am
    (0.43m)
  • High 2:18pm
    (1.61m)
  • Low 9:20pm
    (0.52m)
  • High 2:39am
    (1.47m)
  • Low 9:23am
    (0.52m)
  • High 3:06pm
    (1.57m)
  • Low 10:06pm
    (0.5m)
  • High 3:41am
    (1.4m)
  • Low 10:05am
    (0.59m)
  • High 3:58pm
    (1.54m)
  • Low 10:52pm
    (0.47m)
  • High 4:48am
    (1.37m)
  • Low 10:50am
    (0.64m)
  • High 4:53pm
    (1.53m)
  • Low 11:39pm
    (0.43m)
  • High 5:49am
    (1.39m)
  • Low 11:38am
    (0.66m)
  • High 5:47pm
    (1.54m)
7 day tide times for Dartmouth

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