Water Temperature of Trinity River in Douglas City, CA
Current Water Temperature
Measurement Time: Thursday, August 21, 2025, 7:00 AM PDT
Temperature Locations
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Station Name: TRINITY R A DOUGLAS CITY CA
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 1,624 feet / 495 meters
Nearest Address:
51 Poplar Ln
Douglas City, CA 96024
Trinity County
GPS Coordinates: 40.64527778, -122.9566667
Nearby Water Temperatures
Trinity River, Lewiston, CA (9.8 mi)Trinity River, Helena, CA (11.8 mi)
Trinity River, Hoopa, CA (46.7 mi)
Klamath River, Orleans, CA (54.6 mi)
Mill Creek, Los Milinos, CA (63.8 mi)
Humboldt Bay, Eureka, CA (66.5 mi)
Deer Creek, Vina, CA (68.7 mi)
Elder Creek, Branscomb, CA (72.9 mi)
Pacific Ocean, Manila, CA (75.3 mi)
Klamath River, Klamath, CA (80.1 mi)
Hat Creek, Old Station, CA (80.4 mi)
Pacific Ocean, Eureka, CA (82.6 mi)
Butte Creek, Chico, CA (91.5 mi)
Pacific Ocean, Petrolia, CA (96.4 mi)
East Fork Russian River, Ukiah, CA (97.1 mi)
Weather for Douglas City, California
Current Weather

Humidity: 14%
Feels Like: 94.6°F
Wind: SSE 2.5 mph
Wind Gusts: 2.8 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 9
Five Day Weather Forecast

Thu
H: 98°F
L: 62°F

Fri
H: 100°F
L: 65°F

Sat
H: 99°F
L: 71°F

Sun
H: 101°F
L: 66°F

Mon
H: 101°F
L: 59°F
Air Quality
Nitrogen Dioxide: 11.84 μg/m3
Sulphur Dioxide: 1.11 μg/m3
Ozone: 93 μg/m3
Astronomical
Sun Transit: 1:14 PM
Sunset: 8:00 PM
Daylight: 13 hrs 31 mins
Moon Transit: 12:08 AM
Moonset: 7:31 PM
Moon Phase: Waning Crescent
Moon Illumination: 1.2%
Best Times for Fishing or Hunting
Major Periods
7:31 PM - 10:01 PM11:38 AM - 2:08 PM
Minor Periods
7:01 PM - 8:31 PM4:03 AM - 5:33 AM
Action Rating: 3 out of 5
Heat Advisory issued August 21 at 3:31AM PDT until August 23 at 11:00PM PDT by NWS Eureka CA
Effective: Thu August 21, 2025, 3:31 AM
Expires: Thu August 21, 2025, 11:45 AM
* WHAT...High temperatures from 100 to 110 with moderate to isolated Major HeatRisk. * WHERE...Trinity County, Lake County, and Northeastern Mendocino Interior. * WHEN...From 11 AM this morning to 11 PM PDT Saturday. * IMPACTS...Hot temperatures and warm nights may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. Schedule frequent rest breaks in shaded or air conditioned environments during outdoor work. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Heat Advisory issued August 21 at 3:31AM PDT until August 23 at 11:00PM PDT by NWS Eureka CA
Effective: Thu August 21, 2025, 3:31 AM
Expires: Thu August 21, 2025, 11:45 AM
* WHAT...High temperatures from 100 to 110 with moderate to isolated Major HeatRisk. * WHERE...Trinity County, Lake County, and Northeastern Mendocino Interior. * WHEN...From 11 AM this morning to 11 PM PDT Saturday. * IMPACTS...Hot temperatures and warm nights may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. Schedule frequent rest breaks in shaded or air conditioned environments during outdoor work. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Heat Advisory issued August 20 at 12:12PM PDT until August 23 at 11:00PM PDT by NWS Sacramento CA
Effective: Wed August 20, 2025, 12:12 PM
Expires: Thu August 21, 2025, 4:00 PM
* WHAT...High temperatures 95 to 107 expected. Overnight low temperatures in the mid 60s to 70s. Widespread Moderate HeatRisk with areas of Major HeatRisk. * WHERE...Carquinez Strait and Delta, Mountains Southwestern Shasta County to Western Colusa County, Shasta Lake Area / Northern Shasta County, Sacramento Valley and Northern San Joaquin Valley. * WHEN...From 11 AM Friday to 11 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during heat events, particularly for those working or participating in outdoor activities.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
Heat Advisory issued August 20 at 12:12PM PDT until August 23 at 11:00PM PDT by NWS Sacramento CA
Effective: Wed August 20, 2025, 12:12 PM
Expires: Thu August 21, 2025, 4:00 PM
* WHAT...High temperatures 95 to 107 expected. Overnight low temperatures in the mid 60s to 70s. Widespread Moderate HeatRisk with areas of Major HeatRisk. * WHERE...Carquinez Strait and Delta, Mountains Southwestern Shasta County to Western Colusa County, Shasta Lake Area / Northern Shasta County, Sacramento Valley and Northern San Joaquin Valley. * WHEN...From 11 AM Friday to 11 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during heat events, particularly for those working or participating in outdoor activities.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
Heat Advisory issued August 21 at 3:31AM PDT until August 23 at 11:00PM PDT by NWS Eureka CA
Effective: Thu August 21, 2025, 3:31 AM
Expires: Thu August 21, 2025, 11:45 AM
* WHAT...Temperatures from 100 to 109 with moderate to isolated Major HeatRisk. * WHERE...Humboldt Interior, Northwestern Mendocino Interior, and Southeastern Mendocino Interior. * WHEN...From 11 AM Friday to 11 PM PDT Saturday. * IMPACTS...Hot temperatures and warm night may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. Schedule frequent rest breaks in shaded or air conditioned environments during outdoor work. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Weather Forecast
Average Temperature: 80.2°F
Average Humidity: 34%
Wind: 5.1 mph
UV Index: 2.4
Air Quality
Nitrogen Dioxide: 5.62 μg/m3
Sulphur Dioxide: 1.79 μg/m3
Ozone: 86.96 μg/m3
Astronomical
Sun Transit: 1:14 PM
Sunset: 8:00 PM
Daylight: 13 hrs 31 mins
Moon Transit: 12:08 AM
Moonset: 7:31 PM
Moon Phase: Waning Crescent
Moon Illumination: 1.2%
Best Times for Fishing or Hunting
Major Periods
7:31 PM - 10:01 PM11:38 AM - 2:08 PM
Minor Periods
7:01 PM - 8:31 PM4:03 AM - 5:33 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 82.1°F
Average Humidity: 27%
Wind: 6.7 mph
UV Index: 2.3
Air Quality
Nitrogen Dioxide: 10.09 μg/m3
Sulphur Dioxide: 1.18 μg/m3
Ozone: 100 μg/m3
Astronomical
Sun Transit: 1:14 PM
Sunset: 7:59 PM
Daylight: 13 hrs 29 mins
Moon Transit: 12:57 AM
Moonset: 7:58 PM
Moon Phase: New
Moon Illumination: 0.0%
Best Times for Fishing or Hunting
Major Periods
8:18 PM - 10:48 PM12:27 AM - 2:57 PM
Minor Periods
7:28 PM - 8:58 PM5:14 AM - 6:44 AM
Action Rating: 5 out of 5
Weather Forecast
Average Temperature: 83.7°F
Average Humidity: 19%
Wind: 5.6 mph
UV Index: 2.3
Air Quality
Nitrogen Dioxide: 6.42 μg/m3
Sulphur Dioxide: 1.38 μg/m3
Ozone: 124.76 μg/m3
Astronomical
Sun Transit: 1:14 PM
Sunset: 7:57 PM
Daylight: 13 hrs 26 mins
Moon Transit: 1:43 PM
Moonset: 8:21 PM
Moon Phase: New
Moon Illumination: 1.4%
Best Times for Fishing or Hunting
Major Periods
9:03 PM - 11:33 PM1:13 PM - 3:43 PM
Minor Periods
7:51 PM - 9:21 PM6:24 AM - 7:54 AM
Action Rating: 5 out of 5
Weather Forecast
Average Temperature: 83.1°F
Average Humidity: 24%
Wind: 5.8 mph
UV Index: 2.3
Air Quality
Nitrogen Dioxide: 7.14 μg/m3
Sulphur Dioxide: 1.46 μg/m3
Ozone: 113.8 μg/m3
Astronomical
Sun Transit: 1:14 PM
Sunset: 7:56 PM
Daylight: 13 hrs 24 mins
Moon Transit: 2:25 PM
Moonset: 8:41 PM
Moon Phase: New
Moon Illumination: 0.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM1:55 PM - 4:25 PM
Minor Periods
8:11 PM - 9:41 PM7:29 AM - 8:59 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 77.3°F
Average Humidity: 32%
Wind: 6 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 10.42 μg/m3
Sulphur Dioxide: 1.37 μg/m3
Ozone: 113.77 μg/m3
Astronomical
Sun Transit: 1:13 PM
Sunset: 7:54 PM
Daylight: 13 hrs 21 mins
Moon Transit: 3:06 PM
Moonset: 9:01 PM
Moon Phase: New
Moon Illumination: 1.9%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM2:36 PM - 5:06 PM
Minor Periods
8:31 PM - 10:01 PM8:33 AM - 10:03 AM
Action Rating: 3 out of 5