Water Temperature of Port Townsend Bay in Port Townsend, WA

Current Water Temperature

52.7°F

Measurement Time: Thursday, September 18, 2025, 12:18 AM PDT

Temperature Locations

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Local Points of Interest

Port Townsend Ferry Terminal; Strait of Juan de Fuca; Olympic Peninsula

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Port Townsend Bay

Station Name: 9444900 - Port Townsend, WA
Station Type: Fixed
Data Source: National Data Buoy Center

Elevation Above Sea Level: 0 feet / 0 meters

Nearest Address:
Ferry Dock
Port Townsend, WA 98368
Jefferson County

GPS Coordinates: 48.111, -122.76

Nearby Water Temperatures

Skagit River, Burlington, WA (30.2 mi)
Port Angeles Harbor, Port Angeles, WA (31.4 mi)
Friday Harbor, Friday Harbor, WA (32.2 mi)
Strait of Juan de Fuca, Angeles Point, WA (39.3 mi)
Sultan River, Lake Roesiger, WA (45.7 mi)
Sultan River, Sultan, WA (45.9 mi)
Duwamish River, Tukwila, WA (47.5 mi)
South Fork Nooksack River, Doran, WA (47.7 mi)
Skookum Creek, Doran, WA (48.1 mi)
North Fork Skokomish River, Hoodsport, WA (49.0 mi)
Duwamish River, Tukwila, WA (49.5 mi)
Cedar River, Renton, WA (50.5 mi)
Nooksack River, Ferndale, WA (51.3 mi)
Tolt River, Carnation, WA (52.0 mi)
North Fork Tolt River, Carnation, WA (52.7 mi)

Weather for Port Townsend, Washington

Current Weather

51.1°F
Partly Cloudy
Conditions: Partly Cloudy
Humidity: 92%
Feels Like: 48.8°F
Wind: W 6.3 mph
Wind Gusts: 13.2 mph
Pressure: 30.12 in
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0

Five Day Weather Forecast

Partly Cloudy
Thu
H: 54°F
L: 49°F
Cloudy
Fri
H: 55°F
L: 48°F
Mist
Sat
H: 56°F
L: 49°F
Patchy rain nearby
Sun
H: 61°F
L: 52°F
Sunny
Mon
H: 62°F
L: 50°F

Air Quality

PM2.5: 5.74 μg/m3
PM10: 7.4 μg/m3
Carbon Monoxide: 284.9 μg/m3
Nitrogen Dioxide: 11.29 μg/m3
Sulphur Dioxide: 1.67 μg/m3
Ozone: 49 μg/m3

Astronomical

Sunrise: 6:53 AM
Sun Transit: 1:04 PM
Sunset: 7:16 PM
Daylight: 12 hrs 23 mins
Moonrise: 3:09 AM
Moon Transit: 10:52 AM
Moonset: 6:18 PM
Moon Phase: Waning Crescent
Moon Illumination: 7.8%

Best Times for Fishing or Hunting

Major Periods

6:15 PM - 8:45 PM
10:22 AM - 12:52 AM

Minor Periods

5:48 PM - 7:18 PM
2:39 AM - 4:09 AM

Action Rating: 3 out of 5

Thursday, September 18, 2025

Weather Forecast

Conditions: Partly Cloudy
Average Temperature: 52.7°F
Average Humidity: 90%
Chance of Rain: 0%
Wind: 8.5 mph
UV Index: 1.1

Air Quality

AQI: 1 - Good
PM2.5: 6.39 μg/m3
PM10: 8.21 μg/m3
Carbon Monoxide: 260.7 μg/m3
Nitrogen Dioxide: 9.83 μg/m3
Sulphur Dioxide: 1.96 μg/m3
Ozone: 58.36 μg/m3

Astronomical

Sunrise: 6:53 AM
Sun Transit: 1:04 PM
Sunset: 7:16 PM
Daylight: 12 hrs 23 mins
Moonrise: 3:09 AM
Moon Transit: 10:52 AM
Moonset: 6:18 PM
Moon Phase: Waning Crescent
Moon Illumination: 7.8%

Best Times for Fishing or Hunting

Major Periods

6:15 PM - 8:45 PM
10:22 AM - 12:52 AM

Minor Periods

5:48 PM - 7:18 PM
2:39 AM - 4:09 AM

Action Rating: 3 out of 5

Friday, September 19, 2025

Weather Forecast

Conditions: Cloudy
Average Temperature: 51.4°F
Average Humidity: 90%
Chance of Rain: 0%
Wind: 6.5 mph
UV Index: 1.1

Air Quality

AQI: 1 - Good
PM2.5: 8.48 μg/m3
PM10: 10.26 μg/m3
Carbon Monoxide: 303.55 μg/m3
Nitrogen Dioxide: 11.89 μg/m3
Sulphur Dioxide: 2.66 μg/m3
Ozone: 68.72 μg/m3

Astronomical

Sunrise: 6:54 AM
Sun Transit: 1:04 PM
Sunset: 7:14 PM
Daylight: 12 hrs 20 mins
Moonrise: 4:26 AM
Moon Transit: 11:38 AM
Moonset: 6:35 PM
Moon Phase: Waning Crescent
Moon Illumination: 2.8%

Best Times for Fishing or Hunting

Major Periods

7:00 PM - 9:30 PM
11:08 AM - 1:38 PM

Minor Periods

6:05 PM - 7:35 PM
3:56 AM - 5:26 AM

Action Rating: 4 out of 5

Saturday, September 20, 2025

Weather Forecast

Conditions: Mist
Average Temperature: 53.1°F
Average Humidity: 93%
Chance of Rain: 0%
Wind: 9.4 mph
UV Index: 0.8

Air Quality

AQI: 2 - Moderate
PM2.5: 17.07 μg/m3
PM10: 18.54 μg/m3
Carbon Monoxide: 342.18 μg/m3
Nitrogen Dioxide: 28.87 μg/m3
Sulphur Dioxide: 4.6 μg/m3
Ozone: 51.64 μg/m3

Astronomical

Sunrise: 6:56 AM
Sun Transit: 1:04 PM
Sunset: 7:12 PM
Daylight: 12 hrs 16 mins
Moonrise: 5:38 AM
Moon Transit: 12:21 AM
Moonset: 6:49 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.3%

Best Times for Fishing or Hunting

Major Periods

7:42 PM - 10:12 PM
11:51 AM - 2:21 PM

Minor Periods

6:19 PM - 7:49 PM
5:08 AM - 6:38 AM

Action Rating: 3 out of 5

Sunday, September 21, 2025

Weather Forecast

Conditions: Patchy rain nearby
Average Temperature: 56°F
Average Humidity: 84%
Chance of Rain: 87%
Wind: 11.2 mph
UV Index: 1

Air Quality

AQI: 1 - Good
PM2.5: 11.48 μg/m3
PM10: 12.98 μg/m3
Carbon Monoxide: 351.07 μg/m3
Nitrogen Dioxide: 22.31 μg/m3
Sulphur Dioxide: 2.65 μg/m3
Ozone: 44.54 μg/m3

Astronomical

Sunrise: 6:57 AM
Sun Transit: 1:03 PM
Sunset: 7:10 PM
Daylight: 12 hrs 13 mins
Moonrise: 6:49 AM
Moon Transit: 1:02 PM
Moonset: 7:02 PM
Moon Phase: New
Moon Illumination: 0.3%

Best Times for Fishing or Hunting

Major Periods

8:23 PM - 10:53 PM
12:32 AM - 3:02 PM

Minor Periods

6:32 PM - 8:02 PM
6:19 AM - 7:49 AM

Action Rating: 3 out of 5

Monday, September 22, 2025

Weather Forecast

Conditions: Sunny
Average Temperature: 53.1°F
Average Humidity: 81%
Chance of Rain: 0%
Wind: 6.7 mph
UV Index: 0

Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:58 AM
Sun Transit: 1:03 PM
Sunset: 7:08 PM
Daylight: 12 hrs 9 mins
Moonrise: 7:58 AM
Moon Transit: 1:43 PM
Moonset: 7:16 PM
Moon Phase: New
Moon Illumination: 2.9%

Best Times for Fishing or Hunting

Major Periods

9:03 PM - 11:33 PM
1:13 PM - 3:43 PM

Minor Periods

6:46 PM - 8:16 PM
7:28 AM - 8:58 AM

Action Rating: 5 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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