Water Temperature of the Tualatin River in Hillsboro, OR

Current Water Temperature

61.7°F

Measurement Time: Wednesday, September 9, 2026, 2:00 PM PDT

Temperature Locations

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Local Points of Interest

Jackson Bottom Wetlands; Jackson Slough

Tualatin River

Station Name: TUALATIN RIVER AT HWY 219 NEAR HILLSBORO, OR
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 135 feet

Nearest Address:
2600 SW Hillsboro Hwy
Hillsboro, OR 97123
Washington County

GPS Coordinates: 45.50011635, -122.9912157

Nearby Water Temperatures

Rock Creek, Hillsboro, OR (2.8 mi)
Gales Creek, Forest Grove, OR (6.1 mi)
Tualatin River, Dilley, OR (6.7 mi)
Beaverton Creek, Beaverton, OR (6.7 mi)
Wapato Creek, Gaston, OR (7.7 mi)
Tualatin River, Beaverton, OR (8.3 mi)
Scoggins Creek, Gaston, OR (8.5 mi)
Fanno Creek, Beaverton, OR (10.1 mi)
Scoggins Creek, Gaston, OR (10.3 mi)
Chicken Creek, Sherwood, OR (10.8 mi)
Fanno Creek, Tigard, OR (13.3 mi)
East Fork Dairy Creek, Meacham Corner, OR (13.9 mi)
Willamette River, West Linn, OR (15 mi)
Willamette River, Portland, OR (15.6 mi)
Crystal Springs Creek, Portland, OR (17 mi)

Weather for Hillsboro, Oregon

Current Weather

64°F
Mostly Clear
Mostly Clear
76%
NW 1 mph
56°F

Weather Forecast

Mostly Clear
Overnight
57°F - Mostly Clear
Partly Sunny
Thursday
78°F - Partly Sunny
Partly Cloudy
Thursday Night
50°F - Partly Cloudy
Partly Sunny
Friday
70°F - Partly Sunny
Mostly Cloudy then Chance Light Rain
Friday Night
52°F - Mostly Cloudy then Chance Light Rain
Showers And Thunderstorms Likely
Saturday
64°F - Showers And Thunderstorms Likely
Light Rain Likely then Patchy Fog
Saturday Night
51°F - Light Rain Likely then Patchy Fog
Patchy Fog then Partly Sunny
Sunday
67°F - Patchy Fog then Partly Sunny
Partly Cloudy
Sunday Night
51°F - Partly Cloudy
Sunny
Monday
74°F - Sunny
Mostly Clear
Monday Night
53°F - Mostly Clear
Sunny
Tuesday
79°F - Sunny
Mostly Clear
Tuesday Night
54°F - Mostly Clear
Sunny
Wednesday
83°F - Sunny

Astronomical

Sunrise: 6:45 AM
Sun Transit: 1:08 PM
Sunset: 7:32 PM
Daylight: 12 hrs 47 mins
Moonrise: 6:12 AM
Moon Transit: 12:51 AM
Moonset: 7:17 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

8:12 PM - 10:42 PM
12:21 AM - 2:51 PM

Minor Periods

6:47 PM - 8:17 PM
5:42 AM - 7:12 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:45 AM
Sun Transit: 1:08 PM
Sunset: 7:32 PM
Daylight: 12 hrs 47 mins
Moonrise: 6:12 AM
Moon Transit: 12:51 AM
Moonset: 7:17 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

8:12 PM - 10:42 PM
12:21 AM - 2:51 PM

Minor Periods

6:47 PM - 8:17 PM
5:42 AM - 7:12 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:45 AM
Sun Transit: 1:08 PM
Sunset: 7:32 PM
Daylight: 12 hrs 47 mins
Moonrise: 6:12 AM
Moon Transit: 12:51 AM
Moonset: 7:17 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

8:12 PM - 10:42 PM
12:21 AM - 2:51 PM

Minor Periods

6:47 PM - 8:17 PM
5:42 AM - 7:12 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:45 AM
Sun Transit: 1:08 PM
Sunset: 7:32 PM
Daylight: 12 hrs 47 mins
Moonrise: 6:12 AM
Moon Transit: 12:51 AM
Moonset: 7:17 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

8:12 PM - 10:42 PM
12:21 AM - 2:51 PM

Minor Periods

6:47 PM - 8:17 PM
5:42 AM - 7:12 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:46 AM
Sun Transit: 1:08 PM
Sunset: 7:30 PM
Daylight: 12 hrs 44 mins
Moonrise: 7:27 AM
Moon Transit: 1:37 PM
Moonset: 7:35 PM
Moon Phase: New
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

8:58 PM - 11:28 PM
1:07 PM - 3:37 PM

Minor Periods

7:05 PM - 8:35 PM
6:57 AM - 8:27 AM

Action Rating: 5 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:46 AM
Sun Transit: 1:08 PM
Sunset: 7:30 PM
Daylight: 12 hrs 44 mins
Moonrise: 7:27 AM
Moon Transit: 1:37 PM
Moonset: 7:35 PM
Moon Phase: New
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

8:58 PM - 11:28 PM
1:07 PM - 3:37 PM

Minor Periods

7:05 PM - 8:35 PM
6:57 AM - 8:27 AM

Action Rating: 5 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:47 AM
Sun Transit: 1:08 PM
Sunset: 7:28 PM
Daylight: 12 hrs 41 mins
Moonrise: 8:40 AM
Moon Transit: 2:22 PM
Moonset: 7:53 PM
Moon Phase: New
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
1:52 PM - 4:22 PM

Minor Periods

7:23 PM - 8:53 PM
8:10 AM - 9:40 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:47 AM
Sun Transit: 1:08 PM
Sunset: 7:28 PM
Daylight: 12 hrs 41 mins
Moonrise: 8:40 AM
Moon Transit: 2:22 PM
Moonset: 7:53 PM
Moon Phase: New
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
1:52 PM - 4:22 PM

Minor Periods

7:23 PM - 8:53 PM
8:10 AM - 9:40 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:48 AM
Sun Transit: 1:07 PM
Sunset: 7:26 PM
Daylight: 12 hrs 38 mins
Moonrise: 9:52 AM
Moon Transit: 3:07 PM
Moonset: 8:14 PM
Moon Phase: New
Moon Illumination: 2.2%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
2:37 PM - 5:07 PM

Minor Periods

7:44 PM - 9:14 PM
9:22 AM - 10:52 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:48 AM
Sun Transit: 1:07 PM
Sunset: 7:26 PM
Daylight: 12 hrs 38 mins
Moonrise: 9:52 AM
Moon Transit: 3:07 PM
Moonset: 8:14 PM
Moon Phase: New
Moon Illumination: 2.2%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
2:37 PM - 5:07 PM

Minor Periods

7:44 PM - 9:14 PM
9:22 AM - 10:52 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:50 AM
Sun Transit: 1:07 PM
Sunset: 7:24 PM
Daylight: 12 hrs 35 mins
Moonrise: 11:03 AM
Moon Transit: 3:54 PM
Moonset: 8:36 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.7%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
3:24 PM - 5:54 PM

Minor Periods

8:06 PM - 9:36 PM
10:33 AM - 12:03 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:50 AM
Sun Transit: 1:07 PM
Sunset: 7:24 PM
Daylight: 12 hrs 35 mins
Moonrise: 11:03 AM
Moon Transit: 3:54 PM
Moonset: 8:36 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.7%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
3:24 PM - 5:54 PM

Minor Periods

8:06 PM - 9:36 PM
10:33 AM - 12:03 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:51 AM
Sun Transit: 1:07 PM
Sunset: 7:22 PM
Daylight: 12 hrs 32 mins
Moonrise: 12:14 AM
Moon Transit: 4:41 PM
Moonset: 9:03 PM
Moon Phase: Waxing Crescent
Moon Illumination: 13.4%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
4:11 PM - 6:41 PM

Minor Periods

8:33 PM - 10:03 PM
11:44 AM - 1:14 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:51 AM
Sun Transit: 1:07 PM
Sunset: 7:22 PM
Daylight: 12 hrs 32 mins
Moonrise: 12:14 AM
Moon Transit: 4:41 PM
Moonset: 9:03 PM
Moon Phase: Waxing Crescent
Moon Illumination: 13.4%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
4:11 PM - 6:41 PM

Minor Periods

8:33 PM - 10:03 PM
11:44 AM - 1:14 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:52 AM
Sun Transit: 1:06 PM
Sunset: 7:20 PM
Daylight: 12 hrs 28 mins
Moonrise: 1:21 PM
Moon Transit: 5:31 PM
Moonset: 9:37 PM
Moon Phase: Waxing Crescent
Moon Illumination: 22.0%

Best Times for Fishing or Hunting

Major Periods

12:03 AM - 2:33 AM
5:01 PM - 7:31 PM

Minor Periods

9:07 PM - 10:37 PM
12:51 AM - 2:21 PM

Action Rating: 3 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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