Water Temperature of the Long Tom River in Monroe, OR

Current Water Temperature

62.1°F

Measurement Time: Tuesday, September 29, 2026, 7:30 PM PDT

Temperature Locations

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Long Tom River

Station Name: LONG TOM RIVER AT MONROE, OR
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 285 feet

Nearest Address:
475 S Fifth St
Monroe, OR 97456
Benton County

GPS Coordinates: 44.31290047, -123.2964859

Nearby Water Temperatures

Willamette River , Harrisburg, OR (6.7 mi)
Long Tom River, Alvadore, OR (13.1 mi)
Willamette River , Eugene, OR (17.7 mi)
McKenzie River, Eugene, OR (18.5 mi)
McKenzie River, Springfield, OR (23.4 mi)
Willamette River , Albany, OR (24.4 mi)
Cedar Creek, Thurston, OR (25.6 mi)
Camp Creek, Springfield, OR (26.4 mi)
South Santiam River, Waterloo, OR (26.6 mi)
South Santiam River, Sweet Home, OR (30.8 mi)
McKenzie River, Walterville, OR (31 mi)
North Santiam River, Jefferson, OR (31.6 mi)
Santiam River, Jefferson, OR (31.8 mi)
Middle Fork Willamette River, Fall Creek, OR (34.1 mi)
Middle Santiam River, Foster, OR (38 mi)

Weather for Monroe, Oregon

Current Weather

56°F
Partly Cloudy
Partly Cloudy
92%
W 1 mph
54°F

Weather Forecast

Patchy Fog
Overnight
52°F - Patchy Fog
Patchy Fog then Mostly Sunny
Wednesday
73°F - Patchy Fog then Mostly Sunny
Partly Cloudy
Wednesday Night
50°F - Partly Cloudy
Mostly Sunny
Thursday
77°F - Mostly Sunny
Partly Cloudy
Thursday Night
52°F - Partly Cloudy
Mostly Sunny
Friday
77°F - Mostly Sunny
Partly Cloudy
Friday Night
52°F - Partly Cloudy
Mostly Sunny
Saturday
79°F - Mostly Sunny
Mostly Clear
Saturday Night
52°F - Mostly Clear
Sunny
Sunday
82°F - Sunny
Mostly Clear
Sunday Night
53°F - Mostly Clear
Mostly Sunny
Monday
78°F - Mostly Sunny
Mostly Clear
Monday Night
50°F - Mostly Clear
Sunny
Tuesday
75°F - Sunny

Astronomical

Sunrise: 7:10 AM
Sun Transit: 1:03 PM
Sunset: 6:55 PM
Daylight: 11 hrs 46 mins
Moonrise: 8:52 PM
Moon Transit: 4:06 AM
Moonset: 12:16 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%

Best Times for Fishing or Hunting

Major Periods

3:36 AM - 6:06 AM
11:30 AM - 2:00 PM

Minor Periods

8:22 PM - 9:52 PM
11:46 AM - 1:16 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: 7:10 AM
Sun Transit: 1:03 PM
Sunset: 6:55 PM
Daylight: 11 hrs 46 mins
Moonrise: 8:52 PM
Moon Transit: 4:06 AM
Moonset: 12:16 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%

Best Times for Fishing or Hunting

Major Periods

3:36 AM - 6:06 AM
11:30 AM - 2:00 PM

Minor Periods

8:22 PM - 9:52 PM
11:46 AM - 1:16 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: 7:10 AM
Sun Transit: 1:03 PM
Sunset: 6:55 PM
Daylight: 11 hrs 46 mins
Moonrise: 8:52 PM
Moon Transit: 4:06 AM
Moonset: 12:16 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%

Best Times for Fishing or Hunting

Major Periods

3:36 AM - 6:06 AM
11:30 AM - 2:00 PM

Minor Periods

8:22 PM - 9:52 PM
11:46 AM - 1:16 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: 7:10 AM
Sun Transit: 1:03 PM
Sunset: 6:55 PM
Daylight: 11 hrs 46 mins
Moonrise: 8:52 PM
Moon Transit: 4:06 AM
Moonset: 12:16 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%

Best Times for Fishing or Hunting

Major Periods

3:36 AM - 6:06 AM
11:30 AM - 2:00 PM

Minor Periods

8:22 PM - 9:52 PM
11:46 AM - 1:16 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: 7:11 AM
Sun Transit: 1:02 PM
Sunset: 6:54 PM
Daylight: 11 hrs 43 mins
Moonrise: 9:45 PM
Moon Transit: 5:07 AM
Moonset: 1:30 PM
Moon Phase: Waning Gibbous
Moon Illumination: 66.3%

Best Times for Fishing or Hunting

Major Periods

4:37 AM - 7:07 AM
12:30 AM - 3:00 PM

Minor Periods

9:15 PM - 10:45 PM
1:00 PM - 2:30 PM

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: 7:11 AM
Sun Transit: 1:02 PM
Sunset: 6:54 PM
Daylight: 11 hrs 43 mins
Moonrise: 9:45 PM
Moon Transit: 5:07 AM
Moonset: 1:30 PM
Moon Phase: Waning Gibbous
Moon Illumination: 66.3%

Best Times for Fishing or Hunting

Major Periods

4:37 AM - 7:07 AM
12:30 AM - 3:00 PM

Minor Periods

9:15 PM - 10:45 PM
1:00 PM - 2:30 PM

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: 7:12 AM
Sun Transit: 1:02 PM
Sunset: 6:52 PM
Daylight: 11 hrs 40 mins
Moonrise: 10:51 PM
Moon Transit: 6:10 AM
Moonset: 2:34 PM
Moon Phase: Last Quarter
Moon Illumination: 55.3%

Best Times for Fishing or Hunting

Major Periods

5:40 AM - 8:10 AM
1:33 PM - 4:03 PM

Minor Periods

10:21 PM - 11:51 PM
2:04 PM - 3:34 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: 7:12 AM
Sun Transit: 1:02 PM
Sunset: 6:52 PM
Daylight: 11 hrs 40 mins
Moonrise: 10:51 PM
Moon Transit: 6:10 AM
Moonset: 2:34 PM
Moon Phase: Last Quarter
Moon Illumination: 55.3%

Best Times for Fishing or Hunting

Major Periods

5:40 AM - 8:10 AM
1:33 PM - 4:03 PM

Minor Periods

10:21 PM - 11:51 PM
2:04 PM - 3:34 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: 7:13 AM
Sun Transit: 1:02 PM
Sunset: 6:50 PM
Daylight: 11 hrs 37 mins
Moonrise: 12:06 PM
Moon Transit: 7:12 AM
Moonset: 3:25 PM
Moon Phase: Last Quarter
Moon Illumination: 43.9%

Best Times for Fishing or Hunting

Major Periods

6:42 AM - 9:12 AM
2:35 PM - 5:05 PM

Minor Periods

12:00 AM - 12:00 AM
2:55 PM - 4:25 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: 7:13 AM
Sun Transit: 1:02 PM
Sunset: 6:50 PM
Daylight: 11 hrs 37 mins
Moonrise: 12:06 PM
Moon Transit: 7:12 AM
Moonset: 3:25 PM
Moon Phase: Last Quarter
Moon Illumination: 43.9%

Best Times for Fishing or Hunting

Major Periods

6:42 AM - 9:12 AM
2:35 PM - 5:05 PM

Minor Periods

12:00 AM - 12:00 AM
2:55 PM - 4:25 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: 7:15 AM
Sun Transit: 1:01 PM
Sunset: 6:48 PM
Daylight: 11 hrs 34 mins
Moonrise: 12:06 AM
Moon Transit: 8:11 AM
Moonset: 4:05 PM
Moon Phase: Last Quarter
Moon Illumination: 32.9%

Best Times for Fishing or Hunting

Major Periods

7:41 AM - 10:11 AM
3:33 PM - 6:03 PM

Minor Periods

3:35 PM - 5:05 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: 7:15 AM
Sun Transit: 1:01 PM
Sunset: 6:48 PM
Daylight: 11 hrs 34 mins
Moonrise: 12:06 AM
Moon Transit: 8:11 AM
Moonset: 4:05 PM
Moon Phase: Last Quarter
Moon Illumination: 32.9%

Best Times for Fishing or Hunting

Major Periods

7:41 AM - 10:11 AM
3:33 PM - 6:03 PM

Minor Periods

3:35 PM - 5:05 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: 7:16 AM
Sun Transit: 1:01 PM
Sunset: 6:46 PM
Daylight: 11 hrs 31 mins
Moonrise: 1:24 AM
Moon Transit: 9:07 AM
Moonset: 4:36 PM
Moon Phase: Last Quarter
Moon Illumination: 22.8%

Best Times for Fishing or Hunting

Major Periods

8:37 AM - 11:07 AM
4:27 PM - 6:57 PM

Minor Periods

4:06 PM - 5:36 PM
12:54 AM - 2:24 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: 7:16 AM
Sun Transit: 1:01 PM
Sunset: 6:46 PM
Daylight: 11 hrs 31 mins
Moonrise: 1:24 AM
Moon Transit: 9:07 AM
Moonset: 4:36 PM
Moon Phase: Last Quarter
Moon Illumination: 22.8%

Best Times for Fishing or Hunting

Major Periods

8:37 AM - 11:07 AM
4:27 PM - 6:57 PM

Minor Periods

4:06 PM - 5:36 PM
12:54 AM - 2:24 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: 7:17 AM
Sun Transit: 1:01 PM
Sunset: 6:45 PM
Daylight: 11 hrs 28 mins
Moonrise: 2:42 AM
Moon Transit: 9:58 AM
Moonset: 5:00 PM
Moon Phase: Waning Crescent
Moon Illumination: 14.1%

Best Times for Fishing or Hunting

Major Periods

5:17 PM - 7:47 PM
9:28 AM - 11:58 AM

Minor Periods

4:30 PM - 6:00 PM
2:12 AM - 3:42 AM

Action Rating: 2 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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