Trinity County Weather in January
Average highs run from 48°F on January 1 to 52°F on January 31, and lows from 34°F to 35°F. Normal precipitation for the month is 6.41 in over about 16 wet days.
January day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
January at a glance
- Average high
- 50°F
- Average low
- 34°F
- Precipitation
- 6.41 in
- Snowfall
- 0.7 in
- Record high
- 75°FJan 16, 1920
- Record low
- -7°FJan 15, 1950
- Chance of a freeze
- 97%
- Daylight
- 9 h 20 min to 10 h 06 min
- Cloud cover
- 61%
- Humidity
- 87%
- Dew point
- 33°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.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Jan 1 | 48°F | 34°F | 61°F 2018 | 2°F 1924 | 48% | 2% |
| Jan 2 | 48°F | 34°F | 61°F 1894 | -2°F 1924 | 48% | 2% |
| Jan 3 | 48°F | 34°F | 61°F 2001 | 8°F 1949 | 48% | 2% |
| Jan 4 | 48°F | 34°F | 64°F 1918 | 5°F 1949 | 49% | 2% |
| Jan 5 | 48°F | 34°F | 68°F 2014 | 7°F 1949 | 49% | 2% |
| Jan 6 | 48°F | 34°F | 67°F 1936 | 7°F 1937 | 49% | 2% |
| Jan 7 | 48°F | 34°F | 69°F 1963 | 5°F 1937 | 49% | 2% |
| Jan 8 | 48°F | 34°F | 67°F 1943 | 12°F 1974 | 49% | 2% |
| Jan 9 | 49°F | 34°F | 60°F 1932 | 0°F 1937 | 49% | 2% |
| Jan 10 | 49°F | 34°F | 70°F 1894 | -1°F 1949 | 50% | 2% |
| Jan 11 | 49°F | 34°F | 65°F 1962 | 3°F 1949 | 50% | 2% |
| Jan 12 | 49°F | 34°F | 66°F 1920 | 5°F 1949 | 50% | 2% |
| Jan 13 | 49°F | 34°F | 64°F 1986 | 6°F 1917 | 50% | 2% |
| Jan 14 | 49°F | 34°F | 60°F 1943 | 10°F 1917 | 50% | 2% |
| Jan 15 | 49°F | 34°F | 64°F 1920 | -7°F 1950 | 50% | 2% |
| Jan 16 | 50°F | 34°F | 75°F 1920 | 8°F 1917 | 50% | 2% |
| Jan 17 | 50°F | 35°F | 63°F 2011 | 6°F 1917 | 50% | 2% |
| Jan 18 | 50°F | 35°F | 63°F 1948 | 6°F 1943 | 50% | 2% |
| Jan 19 | 50°F | 35°F | 61°F 2009 | 0°F 1937 | 50% | 2% |
| Jan 20 | 50°F | 35°F | 67°F 1948 | 0°F 1937 | 50% | 2% |
| Jan 21 | 50°F | 35°F | 64°F 1992 | 1°F 1937 | 50% | 2% |
| Jan 22 | 51°F | 35°F | 64°F 1961 | 6°F 1937 | 50% | 2% |
| Jan 23 | 51°F | 35°F | 66°F 2014 | 6°F 1937 | 50% | 2% |
| Jan 24 | 51°F | 35°F | 70°F 2014 | 0°F 1949 | 50% | 2% |
| Jan 25 | 51°F | 35°F | 70°F 2015 | -3°F 1949 | 49% | 2% |
| Jan 26 | 51°F | 35°F | 67°F 2014 | 7°F 1950 | 49% | 2% |
| Jan 27 | 51°F | 35°F | 66°F 2019 | -4°F 1957 | 49% | 2% |
| Jan 28 | 52°F | 35°F | 73°F 1894 | 9°F 1957 | 49% | 2% |
| Jan 29 | 52°F | 35°F | 70°F 1920 | 5°F 1957 | 49% | 2% |
| Jan 30 | 52°F | 35°F | 72°F 1936 | 5°F 1957 | 49% | 2% |
| Jan 31 | 52°F | 35°F | 74°F 1920 | 2°F 1950 | 49% | 2% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PST).
- January 1
- sunrise 7:36 AM, sunset 4:56 PM
- January 31
- sunrise 7:23 AM, sunset 5:29 PM
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.