Water Temperature Table of the Northern Atlantic Coast

IMPORTANT NOTICES:

  • The table below shows the near real-time and average water temperatures in degrees Fahrenheit (°F).
  • Clicking on the hyperlinked "Recent Temperatures" will display station information for the location.
  • Non-linked temperatures in the monthly columns are average water temperatures. (Complete List of Average Temperatures)
  • Use the near real-time water temperature data with discretion, because they may contain errors.

Water Temperature Table of the Northern Atlantic Coast (Google Maps-based Web page)
Last Updated: Thu Oct 01, 16:03:05 UTC 2020
Location Recent
Temperatures
OCT
1-15
OCT
16-31
NOV DEC JAN FEB MAR APR
1-15
Bar Harbor, ME 55 53 52 44 38 36 38 42
Eastport ME 50 49 45 45 40 37 38 39
Portland
ME
57.4
(10/01/2020 14:50 UTC)
54 50 47 39 34 33 37 39
Portsmouth
Harbor NH
53 51 48 41 40 35 37 41
Boston, MA 58 56 51 42 40 36 41 45
Fall River
MA
59 54 52 44 37 36 41 47
Woods
Hole MA
62 56 50 41 34 35 37 44
Conimicut
Light RI
65 59 52 43 38 37 41 46
Quonset
Point RI
62 57 51 43 38 37 40 45
Newport
RI
61 59 52 44 37 36 37 44
Providence
RI
62 58 50 43 39 37 41 46
New Haven
CT
66 60 53 47 42 36 40 46
New London
CT
62 57 52 42 37 37 40 47
To convert temperature units, enter a number in either box below, then click the other box.
Temperature Conversion:  Deg. Fahrenheit (°F) = Deg.Celsius (°C)