Water Temperature of the Tualatin River in Hillsboro, OR

Current Water Temperature

59.5°F

Measurement Time: Sunday, September 6, 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

58°F
Mostly Clear
Mostly Clear
91%
0 mph
55°F

Weather Forecast

Partly Cloudy
Tonight
50°F - Partly Cloudy
Patchy Fog then Mostly Sunny
Labor Day
71°F - Patchy Fog then Mostly Sunny
Mostly Clear
Monday Night
52°F - Mostly Clear
Sunny
Tuesday
79°F - Sunny
Mostly Clear
Tuesday Night
55°F - Mostly Clear
Sunny
Wednesday
87°F - Sunny
Mostly Clear
Wednesday Night
56°F - Mostly Clear
Sunny
Thursday
81°F - Sunny
Mostly Clear
Thursday Night
53°F - Mostly Clear
Mostly Sunny
Friday
71°F - Mostly Sunny
Partly Cloudy
Friday Night
52°F - Partly Cloudy
Mostly Sunny
Saturday
72°F - Mostly Sunny
Partly Cloudy then Slight Chance Light Rain
Saturday Night
53°F - Partly Cloudy then Slight Chance Light Rain
Slight Chance Light Rain
Sunday
76°F - Slight Chance Light Rain

Astronomical

Sunrise: 6:40 AM
Sun Transit: 1:10 PM
Sunset: 7:40 PM
Daylight: 13 hrs mins
Moonrise: 12:52 AM
Moon Transit: 9:17 AM
Moonset: 5:31 PM
Moon Phase: Last Quarter
Moon Illumination: 18.0%

Best Times for Fishing or Hunting

Major Periods

8:47 AM - 11:17 AM
4:42 PM - 7:12 PM

Minor Periods

5:01 PM - 6:31 PM
12:22 AM - 1:52 AM

Action Rating: 3 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: 6:40 AM
Sun Transit: 1:10 PM
Sunset: 7:40 PM
Daylight: 13 hrs mins
Moonrise: 12:52 AM
Moon Transit: 9:17 AM
Moonset: 5:31 PM
Moon Phase: Last Quarter
Moon Illumination: 18.0%

Best Times for Fishing or Hunting

Major Periods

8:47 AM - 11:17 AM
4:42 PM - 7:12 PM

Minor Periods

5:01 PM - 6:31 PM
12:22 AM - 1:52 AM

Action Rating: 3 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: 6:41 AM
Sun Transit: 1:09 PM
Sunset: 7:38 PM
Daylight: 12 hrs 57 mins
Moonrise: 2:11 AM
Moon Transit: 10:16 AM
Moonset: 6:07 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%

Best Times for Fishing or Hunting

Major Periods

5:40 PM - 8:10 PM
9:46 AM - 12:16 AM

Minor Periods

5:37 PM - 7:07 PM
1:41 AM - 3:11 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: 6:41 AM
Sun Transit: 1:09 PM
Sunset: 7:38 PM
Daylight: 12 hrs 57 mins
Moonrise: 2:11 AM
Moon Transit: 10:16 AM
Moonset: 6:07 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%

Best Times for Fishing or Hunting

Major Periods

5:40 PM - 8:10 PM
9:46 AM - 12:16 AM

Minor Periods

5:37 PM - 7:07 PM
1:41 AM - 3:11 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: 6:42 AM
Sun Transit: 1:09 PM
Sunset: 7:36 PM
Daylight: 12 hrs 54 mins
Moonrise: 3:33 AM
Moon Transit: 11:12 AM
Moonset: 6:35 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

6:35 PM - 9:05 PM
10:42 AM - 1:12 PM

Minor Periods

6:05 PM - 7:35 PM
3:03 AM - 4:33 AM

Action Rating: 3 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: 6:42 AM
Sun Transit: 1:09 PM
Sunset: 7:36 PM
Daylight: 12 hrs 54 mins
Moonrise: 3:33 AM
Moon Transit: 11:12 AM
Moonset: 6:35 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

6:35 PM - 9:05 PM
10:42 AM - 1:12 PM

Minor Periods

6:05 PM - 7:35 PM
3:03 AM - 4:33 AM

Action Rating: 3 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: 6:44 AM
Sun Transit: 1:09 PM
Sunset: 7:34 PM
Daylight: 12 hrs 50 mins
Moonrise: 4:54 AM
Moon Transit: 12:03 AM
Moonset: 6:57 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

7:25 PM - 9:55 PM
11:33 AM - 2:03 PM

Minor Periods

6:27 PM - 7:57 PM
4:24 AM - 5:54 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: 6:44 AM
Sun Transit: 1:09 PM
Sunset: 7:34 PM
Daylight: 12 hrs 50 mins
Moonrise: 4:54 AM
Moon Transit: 12:03 AM
Moonset: 6:57 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

7:25 PM - 9:55 PM
11:33 AM - 2:03 PM

Minor Periods

6:27 PM - 7:57 PM
4:24 AM - 5:54 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

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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