Trinity County climate

Trinity County Weather in August

NOAA 1991-2020 normals for Big Bar 4 E, 12.8 km from Trinity County

Average highs run from 98°F on August 1 to 93°F on August 31, and lows from 54°F to 50°F. Normal precipitation for the month is 0.20 in over about 1 wet days.

August day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Trinity County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
95°F
Average low
52°F
Precipitation
0.20 in
Record high
116°FAug 4, 1932
Record low
29°FAug 27, 1929
Chance of a freeze
0%
Days of 90°F or more
26.0
Daylight
14 h 18 min to 13 h 07 min
Cloud cover
17%
Humidity
36%
Dew point
37°F
Wind
3.6 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Aug 198°F54°F111°F 201739°F 19293%0%
Aug 298°F54°F112°F 193236°F 19293%0%
Aug 398°F54°F114°F 193238°F 19293%0%
Aug 498°F54°F116°F 193236°F 19293%0%
Aug 597°F54°F116°F 193234°F 19293%0%
Aug 697°F54°F112°F 193235°F 19183%0%
Aug 797°F54°F109°F 198137°F 19183%0%
Aug 897°F53°F113°F 198139°F 19183%0%
Aug 997°F53°F115°F 198138°F 19243%0%
Aug 1097°F53°F110°F 197139°F 19473%0%
Aug 1196°F53°F109°F 197140°F 19443%0%
Aug 1296°F53°F111°F 193338°F 19383%0%
Aug 1396°F53°F113°F 193338°F 19453%0%
Aug 1496°F53°F114°F 193339°F 19293%0%
Aug 1596°F53°F107°F 200237°F 19543%0%
Aug 1695°F52°F108°F 200237°F 19123%0%
Aug 1795°F52°F107°F 191934°F 19723%0%
Aug 1895°F52°F110°F 193733°F 19163%0%
Aug 1995°F52°F108°F 191934°F 19403%0%
Aug 2095°F52°F110°F 191935°F 19183%0%
Aug 2195°F52°F108°F 191936°F 19293%0%
Aug 2294°F52°F107°F 191932°F 19474%0%
Aug 2394°F51°F107°F 192833°F 19294%0%
Aug 2494°F51°F107°F 191632°F 19254%0%
Aug 2594°F51°F107°F 191631°F 19254%0%
Aug 2694°F51°F107°F 192432°F 19294%0%
Aug 2794°F51°F107°F 201929°F 19294%0%
Aug 2893°F51°F108°F 198833°F 19294%0%
Aug 2993°F51°F108°F 198834°F 19294%0%
Aug 3093°F50°F107°F 191830°F 19254%0%
Aug 3193°F50°F106°F 198734°F 19294%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Trinity County, in percent, and of at least 0.1 inch of snowfall.0123451102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

August 1
sunrise 6:09 AM, sunset 8:27 PM
August 31
sunrise 6:39 AM, sunset 7:46 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00040738 (Big Bar 4 E), public domain. Records: NOAA GHCN-Daily, station USC00049490, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.