Water Temperature of the Tualatin River in Hillsboro, OR

Current Water Temperature

61.3°F

Measurement Time: Friday, September 18, 2026, 5:00 AM 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

65°F
Mostly Sunny
Mostly Sunny
66%
S 1 mph
54°F

Weather Forecast

Sunny
This Afternoon
73°F - Sunny
Mostly Clear then Patchy Fog
Tonight
51°F - Mostly Clear then Patchy Fog
Patchy Fog then Partly Sunny
Saturday
81°F - Patchy Fog then Partly Sunny
Partly Cloudy
Saturday Night
52°F - Partly Cloudy
Patchy Fog then Sunny
Sunday
84°F - Patchy Fog then Sunny
Mostly Clear
Sunday Night
53°F - Mostly Clear
Mostly Sunny
Monday
78°F - Mostly Sunny
Partly Cloudy
Monday Night
52°F - Partly Cloudy
Mostly Sunny
Tuesday
74°F - Mostly Sunny
Partly Cloudy
Tuesday Night
49°F - Partly Cloudy
Mostly Sunny
Wednesday
73°F - Mostly Sunny
Partly Cloudy
Wednesday Night
52°F - Partly Cloudy
Mostly Sunny
Thursday
76°F - Mostly Sunny
Slight Chance Light Rain
Thursday Night
53°F - Slight Chance Light Rain

Astronomical

Sunrise: 6:54 AM
Sun Transit: 1:06 PM
Sunset: 7:17 PM
Daylight: 12 hrs 22 mins
Moonrise: 3:18 PM
Moon Transit: 7:13 PM
Moonset: 11:10 PM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

1:44 AM - 4:14 AM
6:43 PM - 9:13 PM

Minor Periods

12:00 AM - 12:00 AM
2:48 PM - 4:18 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: 6:54 AM
Sun Transit: 1:06 PM
Sunset: 7:17 PM
Daylight: 12 hrs 22 mins
Moonrise: 3:18 PM
Moon Transit: 7:13 PM
Moonset: 11:10 PM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

1:44 AM - 4:14 AM
6:43 PM - 9:13 PM

Minor Periods

12:00 AM - 12:00 AM
2:48 PM - 4:18 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: 6:54 AM
Sun Transit: 1:06 PM
Sunset: 7:17 PM
Daylight: 12 hrs 22 mins
Moonrise: 3:18 PM
Moon Transit: 7:13 PM
Moonset: 11:10 PM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

1:44 AM - 4:14 AM
6:43 PM - 9:13 PM

Minor Periods

12:00 AM - 12:00 AM
2:48 PM - 4:18 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: 6:56 AM
Sun Transit: 1:05 PM
Sunset: 7:15 PM
Daylight: 12 hrs 19 mins
Moonrise: 4:04 PM
Moon Transit: 8:05 PM
Moonset: 12:10 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

2:36 AM - 5:06 AM
7:35 PM - 10:05 PM

Minor Periods

3:34 PM - 5:04 PM
12:00 AM - 12:00 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: 6:56 AM
Sun Transit: 1:05 PM
Sunset: 7:15 PM
Daylight: 12 hrs 19 mins
Moonrise: 4:04 PM
Moon Transit: 8:05 PM
Moonset: 12:10 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

2:36 AM - 5:06 AM
7:35 PM - 10:05 PM

Minor Periods

3:34 PM - 5:04 PM
12:00 AM - 12:00 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: 6:57 AM
Sun Transit: 1:05 PM
Sunset: 7:13 PM
Daylight: 12 hrs 16 mins
Moonrise: 4:41 PM
Moon Transit: 8:54 PM
Moonset: 12:10 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%

Best Times for Fishing or Hunting

Major Periods

3:27 AM - 5:57 AM
8:24 PM - 10:54 PM

Minor Periods

4:11 PM - 5:41 PM
12:00 AM - 12:00 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: 6:57 AM
Sun Transit: 1:05 PM
Sunset: 7:13 PM
Daylight: 12 hrs 16 mins
Moonrise: 4:41 PM
Moon Transit: 8:54 PM
Moonset: 12:10 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%

Best Times for Fishing or Hunting

Major Periods

3:27 AM - 5:57 AM
8:24 PM - 10:54 PM

Minor Periods

4:11 PM - 5:41 PM
12:00 AM - 12:00 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: 6:58 AM
Sun Transit: 1:04 PM
Sunset: 7:11 PM
Daylight: 12 hrs 13 mins
Moonrise: 5:10 PM
Moon Transit: 9:42 PM
Moonset: 1:15 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%

Best Times for Fishing or Hunting

Major Periods

4:16 AM - 6:46 AM
9:12 PM - 11:42 PM

Minor Periods

4:40 PM - 6:10 PM
12:45 AM - 2:15 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: 6:58 AM
Sun Transit: 1:04 PM
Sunset: 7:11 PM
Daylight: 12 hrs 13 mins
Moonrise: 5:10 PM
Moon Transit: 9:42 PM
Moonset: 1:15 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%

Best Times for Fishing or Hunting

Major Periods

4:16 AM - 6:46 AM
9:12 PM - 11:42 PM

Minor Periods

4:40 PM - 6:10 PM
12:45 AM - 2:15 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: 6:59 AM
Sun Transit: 1:04 PM
Sunset: 7:09 PM
Daylight: 12 hrs 10 mins
Moonrise: 5:34 PM
Moon Transit: 10:28 PM
Moonset: 2:23 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.7%

Best Times for Fishing or Hunting

Major Periods

5:03 AM - 7:33 AM
12:00 AM - 12:00 AM

Minor Periods

5:04 PM - 6:34 PM
1:53 AM - 3:23 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: 6:59 AM
Sun Transit: 1:04 PM
Sunset: 7:09 PM
Daylight: 12 hrs 10 mins
Moonrise: 5:34 PM
Moon Transit: 10:28 PM
Moonset: 2:23 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.7%

Best Times for Fishing or Hunting

Major Periods

5:03 AM - 7:33 AM
12:00 AM - 12:00 AM

Minor Periods

5:04 PM - 6:34 PM
1:53 AM - 3:23 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: 7:00 AM
Sun Transit: 1:04 PM
Sunset: 7:07 PM
Daylight: 12 hrs 7 mins
Moonrise: 5:55 PM
Moon Transit: 11:13 PM
Moonset: 3:33 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 91.9%

Best Times for Fishing or Hunting

Major Periods

5:48 AM - 8:18 AM
12:00 AM - 12:00 AM

Minor Periods

5:25 PM - 6:55 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: 7:00 AM
Sun Transit: 1:04 PM
Sunset: 7:07 PM
Daylight: 12 hrs 7 mins
Moonrise: 5:55 PM
Moon Transit: 11:13 PM
Moonset: 3:33 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 91.9%

Best Times for Fishing or Hunting

Major Periods

5:48 AM - 8:18 AM
12:00 AM - 12:00 AM

Minor Periods

5:25 PM - 6:55 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: 7:02 AM
Sun Transit: 1:03 PM
Sunset: 7:05 PM
Daylight: 12 hrs 3 mins
Moonrise: 6:13 PM
Moon Transit: 11:57 PM
Moonset: 4:43 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.0%

Best Times for Fishing or Hunting

Major Periods

6:33 AM - 9:03 AM
12:00 AM - 12:00 AM

Minor Periods

5:43 PM - 7:13 PM
4:13 AM - 5:43 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: 7:02 AM
Sun Transit: 1:03 PM
Sunset: 7:05 PM
Daylight: 12 hrs 3 mins
Moonrise: 6:13 PM
Moon Transit: 11:57 PM
Moonset: 4:43 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.0%

Best Times for Fishing or Hunting

Major Periods

6:33 AM - 9:03 AM
12:00 AM - 12:00 AM

Minor Periods

5:43 PM - 7:13 PM
4:13 AM - 5:43 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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