Water Temperature of Trinity River in Helena, CA

Current Water Temperature

54.7°F

Measurement Time: Tuesday, September 8, 2026, 12:45 AM PDT

Temperature Locations

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Local Points of Interest

Junction City, CA; Shasta Trinity National Forest

Trinity River

Station Name: TRINITY R AB NF TRINITY R NR HELENA CA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 1,404 feet

Nearest Address:
State Rte 299
Helena, CA 96052
Trinity County

GPS Coordinates: 40.76653148, -123.1144757

Nearby Water Temperatures

Trinity River, Douglas City, CA (11.8 mi)
Trinity River, Lewiston, CA (16.7 mi)
Trinity River, Hoopa, CA (35.2 mi)
Klamath River, Orleans, CA (43.1 mi)
Humboldt Bay, Eureka, CA (57.7 mi)
Pacific Ocean, Manila, CA (65.6 mi)
Klamath River, Klamath, CA (68.3 mi)
Pacific Ocean, Eureka, CA (73.9 mi)
Mill Creek, Los Milinos, CA (75.6 mi)
Elder Creek, Branscomb, CA (76.9 mi)
Deer Creek, Vina, CA (80.4 mi)
Crescent Harbor, Crescent City, CA (87.5 mi)
Hat Creek, Old Station, CA (88.7 mi)
Pacific Ocean, Petrolia, CA (91 mi)
Butte Creek, Chico, CA (103.3 mi)

Weather for Helena, California

Current Weather

57°F
Mostly Sunny
Mostly Sunny
51%
NE 2 mph
39°F

Weather Forecast

Mostly Sunny
Today
88°F - Mostly Sunny
Mostly Clear
Tonight
56°F - Mostly Clear
Sunny
Wednesday
96°F - Sunny
Partly Cloudy
Wednesday Night
61°F - Partly Cloudy
Mostly Sunny
Thursday
95°F - Mostly Sunny
Mostly Clear
Thursday Night
58°F - Mostly Clear
Sunny
Friday
88°F - Sunny
Mostly Clear
Friday Night
51°F - Mostly Clear
Sunny
Saturday
74°F - Sunny
Mostly Clear
Saturday Night
50°F - Mostly Clear
Sunny
Sunday
79°F - Sunny
Mostly Clear
Sunday Night
52°F - Mostly Clear
Sunny
Monday
82°F - Sunny
Mostly Clear
Monday Night
54°F - Mostly Clear

Astronomical

Sunrise: 6:47 AM
Sun Transit: 1:10 PM
Sunset: 7:33 PM
Daylight: 12 hrs 46 mins
Moonrise: 3:47 AM
Moon Transit: 11:12 AM
Moonset: 6:25 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

6:34 PM - 9:04 PM
10:42 AM - 1:12 PM

Minor Periods

5:55 PM - 7:25 PM
3:17 AM - 4:47 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: 6:47 AM
Sun Transit: 1:10 PM
Sunset: 7:33 PM
Daylight: 12 hrs 46 mins
Moonrise: 3:47 AM
Moon Transit: 11:12 AM
Moonset: 6:25 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

6:34 PM - 9:04 PM
10:42 AM - 1:12 PM

Minor Periods

5:55 PM - 7:25 PM
3:17 AM - 4:47 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: 6:47 AM
Sun Transit: 1:10 PM
Sunset: 7:33 PM
Daylight: 12 hrs 46 mins
Moonrise: 3:47 AM
Moon Transit: 11:12 AM
Moonset: 6:25 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

6:34 PM - 9:04 PM
10:42 AM - 1:12 PM

Minor Periods

5:55 PM - 7:25 PM
3:17 AM - 4:47 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: 6:48 AM
Sun Transit: 1:09 PM
Sunset: 7:31 PM
Daylight: 12 hrs 43 mins
Moonrise: 5:04 AM
Moon Transit: 12:04 AM
Moonset: 6:52 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

7:24 PM - 9:54 PM
11:34 AM - 2:04 PM

Minor Periods

6:22 PM - 7:52 PM
4:34 AM - 6:04 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: 1:09 PM
Sunset: 7:31 PM
Daylight: 12 hrs 43 mins
Moonrise: 5:04 AM
Moon Transit: 12:04 AM
Moonset: 6:52 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

7:24 PM - 9:54 PM
11:34 AM - 2:04 PM

Minor Periods

6:22 PM - 7:52 PM
4:34 AM - 6:04 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: 6:49 AM
Sun Transit: 1:09 PM
Sunset: 7:29 PM
Daylight: 12 hrs 41 mins
Moonrise: 6:17 AM
Moon Transit: 12:52 AM
Moonset: 7:15 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

8:12 PM - 10:42 PM
12:22 AM - 2:52 PM

Minor Periods

6:45 PM - 8:15 PM
5:47 AM - 7:17 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: 6:49 AM
Sun Transit: 1:09 PM
Sunset: 7:29 PM
Daylight: 12 hrs 41 mins
Moonrise: 6:17 AM
Moon Transit: 12:52 AM
Moonset: 7:15 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

8:12 PM - 10:42 PM
12:22 AM - 2:52 PM

Minor Periods

6:45 PM - 8:15 PM
5:47 AM - 7:17 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: 1:08 PM
Sunset: 7:28 PM
Daylight: 12 hrs 38 mins
Moonrise: 7:27 AM
Moon Transit: 1:38 PM
Moonset: 7:37 PM
Moon Phase: New
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

8:57 PM - 11:27 PM
1:08 PM - 3:38 PM

Minor Periods

7:07 PM - 8:37 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: 6:50 AM
Sun Transit: 1:08 PM
Sunset: 7:28 PM
Daylight: 12 hrs 38 mins
Moonrise: 7:27 AM
Moon Transit: 1:38 PM
Moonset: 7:37 PM
Moon Phase: New
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

8:57 PM - 11:27 PM
1:08 PM - 3:38 PM

Minor Periods

7:07 PM - 8:37 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: 6:51 AM
Sun Transit: 1:08 PM
Sunset: 7:26 PM
Daylight: 12 hrs 35 mins
Moonrise: 8:36 AM
Moon Transit: 2:23 PM
Moonset: 8:00 PM
Moon Phase: New
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
1:53 PM - 4:23 PM

Minor Periods

7:30 PM - 9:00 PM
8:06 AM - 9:36 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: 6:51 AM
Sun Transit: 1:08 PM
Sunset: 7:26 PM
Daylight: 12 hrs 35 mins
Moonrise: 8:36 AM
Moon Transit: 2:23 PM
Moonset: 8:00 PM
Moon Phase: New
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
1:53 PM - 4:23 PM

Minor Periods

7:30 PM - 9:00 PM
8:06 AM - 9:36 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: 6:52 AM
Sun Transit: 1:08 PM
Sunset: 7:24 PM
Daylight: 12 hrs 33 mins
Moonrise: 9:44 AM
Moon Transit: 3:08 PM
Moonset: 8:24 PM
Moon Phase: New
Moon Illumination: 2.2%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
2:38 PM - 5:08 PM

Minor Periods

7:54 PM - 9:24 PM
9:14 AM - 10:44 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: 6:52 AM
Sun Transit: 1:08 PM
Sunset: 7:24 PM
Daylight: 12 hrs 33 mins
Moonrise: 9:44 AM
Moon Transit: 3:08 PM
Moonset: 8:24 PM
Moon Phase: New
Moon Illumination: 2.2%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
2:38 PM - 5:08 PM

Minor Periods

7:54 PM - 9:24 PM
9:14 AM - 10:44 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: 6:52 AM
Sun Transit: 1:07 PM
Sunset: 7:23 PM
Daylight: 12 hrs 30 mins
Moonrise: 10:51 AM
Moon Transit: 3:54 PM
Moonset: 8:51 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

8:21 PM - 9:51 PM
10:21 AM - 11:51 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: 6:52 AM
Sun Transit: 1:07 PM
Sunset: 7:23 PM
Daylight: 12 hrs 30 mins
Moonrise: 10:51 AM
Moon Transit: 3:54 PM
Moonset: 8:51 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

8:21 PM - 9:51 PM
10:21 AM - 11:51 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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