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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: Tue Dec 10, 00:30:45 UTC 2019
Location Recent
Temperatures
DEC JAN FEB MAR APR
1-15
APR
16-30
MAY
1-15
MAY
16-31
Port
Orford
OR
51 50 50 50 50 50 50 51
Charleston
OR
50 50 50 51 51 52 52 53
Newport
OR
52 49 50 50 50 50 51 53
Seaside
OR
51 49 49 50 51 51 53 55
Columbia
River
Lightship
OR
49.6
(12/09/2019 23:50 UTC)
50 47 48 49 50 51 52 54
Astoria
OR
45 42 42 46 48 52 56 58
Umatilla
Lightship
WA
50 48 47 47 48 49 50 51
Longview WA 44 42 42 44 47 50 52 56
Neah
Bay
WA
47 45 46 47 48 49 50 51
Port
Townsend
WA
46 44 44 46 47 48 49 50
Seattle
WA
49 47 46 46 48 49 50 51
Tacoma WA 49 47 46 46 47 48 49 49
Cherry Point
WA
47 46 46 46 48 49 50 52
Friday
Harbor
WA
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)