Water Temperature of Trinity River in Helena, CA
Current Water Temperature
53.4°F
Measurement Time: Friday, May 9, 2025, 4:45 PM PDT
Temperature Locations
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Local Points of Interest
Junction City, CA; Shasta Trinity National ForestSponsored Content
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 / 428 meters
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 (91.0 mi)
Butte Creek, Chico, CA (103.3 mi)
Weather for Helena, California
Current Weather
57.2°F

Conditions: Clear
Humidity: 59%
Feels Like: 58.4°F
Wind: WNW 2.2 mph
Wind Gusts: 4.7 mph
Humidity: 59%
Feels Like: 58.4°F
Wind: WNW 2.2 mph
Wind Gusts: 4.7 mph
Pressure: 30.07 in
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 8 mi
UV Index: 0
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 8 mi
UV Index: 0
Five Day Weather Forecast

Sat
H: 72°F
L: 44°F

Sun
H: 51°F
L: 39°F

Mon
H: 49°F
L: 36°F

Tue
H: 60°F
L: 36°F

Wed
H: 64°F
L: 39°F
Air Quality
PM2.5:
3.15 μg/m3
PM10:
6.29 μg/m3
Carbon Monoxide: 299.7 μg/m3
Nitrogen Dioxide: 4.63 μg/m3
Sulphur Dioxide: 0.56 μg/m3
Ozone: 87 μg/m3
Nitrogen Dioxide: 4.63 μg/m3
Sulphur Dioxide: 0.56 μg/m3
Ozone: 87 μg/m3
Astronomical
Sunrise: 6:00 AM
Sun Transit: 1:08 PM
Sunset: 8:19 PM
Daylight: 14 hrs 19 mins
Sun Transit: 1:08 PM
Sunset: 8:19 PM
Daylight: 14 hrs 19 mins
Moonrise: 6:50 PM
Moon Transit: 12:00 AM
Moonset: 4:47 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.1%
Moon Transit: 12:00 AM
Moonset: 4:47 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM6:39 AM - 9:09 AM
Minor Periods
6:20 PM - 7:50 PM4:17 AM - 5:47 AM
Action Rating: 4 out of 5
Saturday, May 10, 2025
Weather Forecast
Conditions: Partly Cloudy
Average Temperature: 58.6°F
Average Humidity: 53%
Average Temperature: 58.6°F
Average Humidity: 53%
Chance of Rain: 0%
Wind: 8.3 mph
UV Index: 2.2
Wind: 8.3 mph
UV Index: 2.2
Air Quality
AQI:
1 - Good
PM2.5:
4.13 μg/m3
PM10:
7.3 μg/m3
Carbon Monoxide: 268.84 μg/m3
Nitrogen Dioxide: 5.6 μg/m3
Sulphur Dioxide: 0.61 μg/m3
Ozone: 91.92 μg/m3
Nitrogen Dioxide: 5.6 μg/m3
Sulphur Dioxide: 0.61 μg/m3
Ozone: 91.92 μg/m3
Astronomical
Sunrise: 6:00 AM
Sun Transit: 1:08 PM
Sunset: 8:19 PM
Daylight: 14 hrs 19 mins
Sun Transit: 1:08 PM
Sunset: 8:19 PM
Daylight: 14 hrs 19 mins
Moonrise: 6:50 PM
Moon Transit: 12:00 AM
Moonset: 4:47 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.1%
Moon Transit: 12:00 AM
Moonset: 4:47 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM6:39 AM - 9:09 AM
Minor Periods
6:20 PM - 7:50 PM4:17 AM - 5:47 AM
Action Rating: 4 out of 5
Sunday, May 11, 2025
Weather Forecast
Conditions: Cloudy
Average Temperature: 45.3°F
Average Humidity: 69%
Average Temperature: 45.3°F
Average Humidity: 69%
Chance of Rain: 0%
Wind: 11.9 mph
UV Index: 1.9
Wind: 11.9 mph
UV Index: 1.9
Air Quality
AQI:
1 - Good
PM2.5:
5.96 μg/m3
PM10:
9.31 μg/m3
Carbon Monoxide: 265.29 μg/m3
Nitrogen Dioxide: 2.93 μg/m3
Sulphur Dioxide: 0.53 μg/m3
Ozone: 84.32 μg/m3
Nitrogen Dioxide: 2.93 μg/m3
Sulphur Dioxide: 0.53 μg/m3
Ozone: 84.32 μg/m3
Astronomical
Sunrise: 5:59 AM
Sun Transit: 1:08 PM
Sunset: 8:20 PM
Daylight: 14 hrs 21 mins
Sun Transit: 1:08 PM
Sunset: 8:20 PM
Daylight: 14 hrs 21 mins
Moonrise: 7:52 PM
Moon Transit: 12:03 AM
Moonset: 5:09 AM
Moon Phase: Full
Moon Illumination: 99.7%
Moon Transit: 12:03 AM
Moonset: 5:09 AM
Moon Phase: Full
Moon Illumination: 99.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM7:21 AM - 9:51 AM
Minor Periods
7:22 PM - 8:52 PM4:39 AM - 6:09 AM
Action Rating: 4 out of 5
Monday, May 12, 2025
Weather Forecast
Conditions: Moderate rain
Average Temperature: 41.8°F
Average Humidity: 85%
Average Temperature: 41.8°F
Average Humidity: 85%
Chance of Rain: 89%
Wind: 3.6 mph
UV Index: 0.4
Wind: 3.6 mph
UV Index: 0.4
Air Quality
AQI:
1 - Good
PM2.5:
1.12 μg/m3
PM10:
1.72 μg/m3
Carbon Monoxide: 272.84 μg/m3
Nitrogen Dioxide: 1.45 μg/m3
Sulphur Dioxide: 0.11 μg/m3
Ozone: 80.04 μg/m3
Nitrogen Dioxide: 1.45 μg/m3
Sulphur Dioxide: 0.11 μg/m3
Ozone: 80.04 μg/m3
Astronomical
Sunrise: 5:58 AM
Sun Transit: 1:08 PM
Sunset: 8:21 PM
Daylight: 14 hrs 23 mins
Sun Transit: 1:08 PM
Sunset: 8:21 PM
Daylight: 14 hrs 23 mins
Moonrise: 8:56 PM
Moon Transit: 12:47 AM
Moonset: 5:35 AM
Moon Phase: Full
Moon Illumination: 99.7%
Moon Transit: 12:47 AM
Moonset: 5:35 AM
Moon Phase: Full
Moon Illumination: 99.7%
Best Times for Fishing or Hunting
Major Periods
12:17 AM - 2:47 AM8:06 AM - 10:36 AM
Minor Periods
8:26 PM - 9:56 PM5:05 AM - 6:35 AM
Action Rating: 4 out of 5
Tuesday, May 13, 2025
Weather Forecast
Conditions: Patchy rain nearby
Average Temperature: 46.9°F
Average Humidity: 72%
Average Temperature: 46.9°F
Average Humidity: 72%
Chance of Rain: 80%
Wind: 7.8 mph
UV Index: 1.5
Wind: 7.8 mph
UV Index: 1.5
Air Quality
AQI:
1 - Good
PM2.5:
0.93 μg/m3
PM10:
1.14 μg/m3
Carbon Monoxide: 297.99 μg/m3
Nitrogen Dioxide: 3.07 μg/m3
Sulphur Dioxide: 0.19 μg/m3
Ozone: 64.54 μg/m3
Nitrogen Dioxide: 3.07 μg/m3
Sulphur Dioxide: 0.19 μg/m3
Ozone: 64.54 μg/m3
Astronomical
Sunrise: 5:57 AM
Sun Transit: 1:08 PM
Sunset: 8:22 PM
Daylight: 14 hrs 25 mins
Sun Transit: 1:08 PM
Sunset: 8:22 PM
Daylight: 14 hrs 25 mins
Moonrise: 9:59 PM
Moon Transit: 1:33 AM
Moonset: 6:07 AM
Moon Phase: Full
Moon Illumination: 97.2%
Moon Transit: 1:33 AM
Moonset: 6:07 AM
Moon Phase: Full
Moon Illumination: 97.2%
Best Times for Fishing or Hunting
Major Periods
1:03 AM - 3:33 AM8:54 AM - 11:24 AM
Minor Periods
9:29 PM - 10:59 PM5:37 AM - 7:07 AM
Action Rating: 4 out of 5
Wednesday, May 14, 2025
Weather Forecast
Conditions: Cloudy
Average Temperature: 45.6°F
Average Humidity: 81%
Average Temperature: 45.6°F
Average Humidity: 81%
Chance of Rain: 0%
Wind: 7.2 mph
UV Index: 0
Wind: 7.2 mph
UV Index: 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
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sunrise: 5:56 AM
Sun Transit: 1:08 PM
Sunset: 8:23 PM
Daylight: 14 hrs 27 mins
Sun Transit: 1:08 PM
Sunset: 8:23 PM
Daylight: 14 hrs 27 mins
Moonrise: 10:59 PM
Moon Transit: 2:23 AM
Moonset: 6:46 AM
Moon Phase: Full
Moon Illumination: 92.3%
Moon Transit: 2:23 AM
Moonset: 6:46 AM
Moon Phase: Full
Moon Illumination: 92.3%
Best Times for Fishing or Hunting
Major Periods
1:53 AM - 4:23 AM9:45 AM - 12:15 AM
Minor Periods
10:29 PM - 11:59 PM6:16 AM - 7:46 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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