Water Temperature Table of the Northern Pacific 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 Pacific Coast (Google Maps-based Web page)
Last Updated: Mon Dec 21, 20:31:56 UTC 2020
Location Recent
Temperatures
DEC JAN FEB MAR APR
1-15
APR
16-30
MAY
1-15
MAY
16-31
Port
Orford
OR
51.6
(12/21/2020 20:24 UTC)
51 50 50 50 50 50 50 51
Charleston
OR
50 50 50 51 51 52 52 53
Newport
OR
51.4
(12/21/2020 20:24 UTC)
52 49 50 50 50 50 51 53
Seaside
OR
51 49 49 50 51 51 53 55
Columbia
River
Lightship
OR
50.7
(12/21/2020 20:10 UTC)
50 47 48 49 50 51 52 54
Astoria
OR
47.1
(12/21/2020 20:18 UTC)
45 42 42 46 48 52 56 58
Umatilla
Lightship
WA
50 48 47 47 48 49 50 51
Longview WA 47.5
(12/21/2020 20:18 UTC)
44 42 42 44 47 50 52 56
Neah
Bay
WA
48.0
(12/21/2020 20:24 UTC)
47 45 46 47 48 49 50 51
Port
Townsend
WA
47.8
(12/21/2020 20:24 UTC)
46 44 44 46 47 48 49 50
Seattle
WA
49 47 46 46 48 49 50 51
Tacoma WA 50.5
(12/21/2020 20:24 UTC)
49 47 46 46 47 48 49 49
Cherry Point
WA
47 46 46 46 48 49 50 52
Friday
Harbor
WA
47.7
(12/21/2020 20:18 UTC)
47 43 42 44 44 45 47 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)