Water Temperature of Trinity River in Helena, CA

Current Water Temperature

45.0°F

Measurement Time: Sunday, January 18, 2026, 2:45 AM PST

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

45.3°F
Sunny
Sunny
45.2°F
55.4°F
70%
SE 2.2 mph
6.7 mph
55.4°F
33.9°F
0 in
0%
9 mi
1026 mbar
1.8

Five Day Weather Forecast

Partly Cloudy
Sun
H: 64°F
L: 43°F
Sunny
Mon
H: 67°F
L: 42°F
Overcast
Tue
H: 59°F
L: 40°F
Overcast
Wed
H: 54°F
L: 44°F
Patchy rain nearby
Thu
H: 54°F
L: 41°F

Air Quality

Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:33 AM
Sun Transit: 12:23 AM
Sunset: 5:13 PM
Daylight: 9 hrs 40 mins
Moonrise: 7:50 AM
Moon Transit: 12:27 AM
Moonset: 5:10 PM
Moon Phase: New
Moon Illumination: 2.5%

Best Times for Fishing or Hunting

Major Periods

7:48 PM - 10:18 PM
11:57 AM - 2:27 PM

Minor Periods

4:40 PM - 6:10 PM
7:20 AM - 8:50 AM

Action Rating: 4 out of 5

Sunday, January 18, 2026

Weather Forecast

Partly Cloudy
64.3°F
42.7°F
50.2°F
57%
0 in
0%
0%
2.5 mph
0.4


Air Quality

AQI: 1 - Good
PM2.5: 9.61 μg/m3
PM10: 10.43 μg/m3
Carbon Monoxide: 197.02 μg/m3
Nitrogen Dioxide: 6.17 μg/m3
Sulphur Dioxide: 1.6 μg/m3
Ozone: 61 μg/m3

Astronomical

Sunrise: 7:33 AM
Sun Transit: 12:23 AM
Sunset: 5:13 PM
Daylight: 9 hrs 40 mins
Moonrise: 7:50 AM
Moon Transit: 12:27 AM
Moonset: 5:10 PM
Moon Phase: New
Moon Illumination: 2.5%

Best Times for Fishing or Hunting

Major Periods

7:48 PM - 10:18 PM
11:57 AM - 2:27 PM

Minor Periods

4:40 PM - 6:10 PM
7:20 AM - 8:50 AM

Action Rating: 4 out of 5

Monday, January 19, 2026

Weather Forecast

Sunny
66.6°F
41.9°F
47.8°F
53%
0 in
0%
0%
3.4 mph
0


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: 7:32 AM
Sun Transit: 12:23 AM
Sunset: 5:14 PM
Daylight: 9 hrs 42 mins
Moonrise: 8:22 AM
Moon Transit: 1:16 PM
Moonset: 6:18 PM
Moon Phase: New
Moon Illumination: 0.4%

Best Times for Fishing or Hunting

Major Periods

8:36 PM - 11:06 PM
12:46 AM - 3:16 PM

Minor Periods

5:48 PM - 7:18 PM
7:52 AM - 9:22 AM

Action Rating: 4 out of 5

Tuesday, January 20, 2026

Weather Forecast

Overcast
58.6°F
40.3°F
47.4°F
52%
0 in
0%
0%
4 mph
2


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: 7:32 AM
Sun Transit: 12:23 AM
Sunset: 5:15 PM
Daylight: 9 hrs 44 mins
Moonrise: 8:50 AM
Moon Transit: 2:03 PM
Moonset: 7:26 PM
Moon Phase: New
Moon Illumination: 3.1%

Best Times for Fishing or Hunting

Major Periods

9:22 PM - 11:52 PM
1:33 PM - 4:03 PM

Minor Periods

6:56 PM - 8:26 PM
8:20 AM - 9:50 AM

Action Rating: 3 out of 5

Wednesday, January 21, 2026

Weather Forecast

Overcast
54.3°F
43.9°F
47.8°F
63%
0 in
0%
0%
4 mph
2


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: 7:31 AM
Sun Transit: 12:23 AM
Sunset: 5:17 PM
Daylight: 9 hrs 46 mins
Moonrise: 9:13 AM
Moon Transit: 2:48 PM
Moonset: 8:34 PM
Moon Phase: Waxing Crescent
Moon Illumination: 8.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
2:18 PM - 4:48 PM

Minor Periods

8:04 PM - 9:34 PM
8:43 AM - 10:13 AM

Action Rating: 3 out of 5

Thursday, January 22, 2026

Weather Forecast

Patchy rain nearby
54.4°F
41.2°F
46.4°F
81%
0.01 in
83%
0%
2.9 mph
2


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: 7:30 AM
Sun Transit: 12:24 AM
Sunset: 5:18 PM
Daylight: 9 hrs 47 mins
Moonrise: 9:35 AM
Moon Transit: 3:32 PM
Moonset: 9:42 PM
Moon Phase: Waxing Crescent
Moon Illumination: 15.4%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
3:02 PM - 5:32 PM

Minor Periods

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

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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