Jamestown Water Temperature

(Today) 2024

5.8°C / 42.4°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

7°C / 44°F
(moderate rain)
Partly cloudy
Wind
14 mph
Humidity
84%

The measurements for the water temperature in Jamestown, Rhode 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.

Water temp by month

Monthly average max / min water temperatures

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

Jamestown average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Jamestown
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 2.9 2 2.1 3.3 7.7 12.4 17.5 19.7 18.2 13.9 10.6 5.8
Max °C 7.3 4.6 5.5 10.2 13.6 19.1 22.1 22.6 20.7 19.3 14.7 12
Min °F 39 36.6 37.1 40.7 48.2 57 65.3 68.6 65.7 59.2 52.7 44.9
Max °F 43.4 39.2 40.5 47.6 54.1 63.7 69.9 71.5 68.2 64.6 56.8 51.1

The warmest water temperature is in August with an average around 70°F / 21.1°C. The coldest month is February with an average water temperature of 37.9°F / 3.3°C.


7 day tide forecast for Jamestown

FriSatSunMonTueWedThu
  • Low 4:46am
    (0.02m)
  • High 11:02am
    (0.84m)
  • Low 4:36pm
    (0.03m)
  • High 11:19pm
    (1m)
  • Low 5:22am
    (0.07m)
  • High 11:47am
    (0.8m)
  • Low 5:12pm
    (0.06m)
  • High 12:06am
    (0.97m)
  • Low 6:06am
    (0.13m)
  • High 12:38pm
    (0.77m)
  • Low 5:56pm
    (0.1m)
  • High 1:01am
    (0.95m)
  • Low 7:05am
    (0.18m)
  • High 1:34pm
    (0.76m)
  • Low 6:54pm
    (0.14m)
  • High 2:02am
    (0.94m)
  • Low 8:33am
    (0.19m)
  • High 2:37pm
    (0.78m)
  • Low 8:13pm
    (0.15m)
  • High 3:10am
    (0.96m)
  • Low 10:05am
    (0.14m)
  • High 3:45pm
    (0.85m)
  • Low 9:46pm
    (0.1m)
  • High 4:20am
    (1.01m)
  • Low 11:03am
    (0.06m)
  • High 4:51pm
    (0.96m)
  • Low 11:03pm
    (0.01m)
7 day tide times for Jamestown

*These tide times are estimates based on the nearest accurate location (Castle Hill, Narragansett Bay, Rhode 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.