Foresthill Weather in December
Average highs run from 55°F on December 1 to 54°F on December 31, and lows from 37°F to 36°F. Normal precipitation for the month is 8.52 in over about 11 wet days.
December day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
December at a glance
- Average high
- 54°F
- Average low
- 36°F
- Precipitation
- 8.52 in
- Snowfall
- 1.5 in
- Record high
- 80°FDec 14, 1924
- Record low
- 5°FDec 9, 2013
- Chance of a freeze
- 97%
- Daylight
- 9 h 38 min to 9 h 29 min
- Cloud cover
- 60%
- Humidity
- 70%
- Dew point
- 36°F
- Wind
- 6.7 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 |
|---|---|---|---|---|---|---|
| Dec 1 | 55°F | 37°F | 75°F 1924 | 28°F 1906 | 35% | 1% |
| Dec 2 | 55°F | 37°F | 75°F 1924 | 27°F 2022 | 35% | 1% |
| Dec 3 | 55°F | 37°F | 75°F 1924 | 24°F 1909 | 36% | 1% |
| Dec 4 | 54°F | 37°F | 75°F 1958 | 23°F 1909 | 36% | 1% |
| Dec 5 | 54°F | 37°F | 74°F 1924 | 15°F 2013 | 36% | 1% |
| Dec 6 | 54°F | 37°F | 75°F 1934 | 21°F 1909 | 36% | 1% |
| Dec 7 | 54°F | 37°F | 74°F 1924 | 16°F 2009 | 36% | 1% |
| Dec 8 | 54°F | 36°F | 74°F 1924 | 20°F 2009 | 36% | 1% |
| Dec 9 | 54°F | 36°F | 73°F 1913 | 5°F 2013 | 36% | 1% |
| Dec 10 | 53°F | 36°F | 75°F 1925 | 17°F 1972 | 36% | 2% |
| Dec 11 | 53°F | 36°F | 74°F 1924 | 20°F 1972 | 36% | 2% |
| Dec 12 | 53°F | 36°F | 73°F 1924 | 20°F 1972 | 36% | 2% |
| Dec 13 | 53°F | 36°F | 73°F 1924 | 19°F 1932 | 36% | 2% |
| Dec 14 | 53°F | 36°F | 80°F 1924 | 19°F 1932 | 36% | 2% |
| Dec 15 | 53°F | 36°F | 80°F 1924 | 23°F 1972 | 36% | 2% |
| Dec 16 | 53°F | 36°F | 76°F 1924 | 24°F 1910 | 36% | 2% |
| Dec 17 | 53°F | 36°F | 73°F 1924 | 24°F 1911 | 36% | 2% |
| Dec 18 | 53°F | 36°F | 73°F 1980 | 24°F 1911 | 36% | 2% |
| Dec 19 | 53°F | 36°F | 72°F 1919 | 24°F 1924 | 36% | 2% |
| Dec 20 | 53°F | 36°F | 73°F 1924 | 21°F 1990 | 36% | 2% |
| Dec 21 | 53°F | 36°F | 73°F 1999 | 18°F 1990 | 36% | 2% |
| Dec 22 | 53°F | 36°F | 74°F 1924 | 17°F 1990 | 36% | 2% |
| Dec 23 | 53°F | 36°F | 73°F 1924 | 19°F 1990 | 36% | 2% |
| Dec 24 | 53°F | 36°F | 72°F 1924 | 23°F 1990 | 36% | 2% |
| Dec 25 | 53°F | 36°F | 73°F 1924 | 23°F 1990 | 36% | 2% |
| Dec 26 | 53°F | 36°F | 74°F 1924 | 22°F 1990 | 36% | 2% |
| Dec 27 | 53°F | 36°F | 74°F 1967 | 21°F 1910 | 36% | 2% |
| Dec 28 | 54°F | 36°F | 74°F 1924 | 26°F 1916 | 36% | 2% |
| Dec 29 | 54°F | 36°F | 74°F 1924 | 25°F 1990 | 36% | 2% |
| Dec 30 | 54°F | 36°F | 73°F 1924 | 23°F 1929 | 36% | 2% |
| Dec 31 | 54°F | 36°F | 72°F 1924 | 19°F 1910 | 36% | 2% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PST).
- December 1
- sunrise 7:03 AM, sunset 4:41 PM
- December 31
- sunrise 7:22 AM, sunset 4:51 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00041912 (Colfax), public domain. Records: NOAA GHCN-Daily, station USC00040383, 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.