Downieville Weather in December
Average highs run from 49°F on December 1 to 46°F on December 31, and lows from 30°F to 29°F. Normal precipitation for the month is 11.81 in over about 12 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
- 46°F
- Average low
- 29°F
- Precipitation
- 11.81 in
- Snowfall
- 5.1 in
- Record high
- 75°FDec 2, 1958
- Record low
- 3°FDec 9, 1972
- Chance of a freeze
- 100%
- Daylight
- 9 h 35 min to 9 h 25 min
- Cloud cover
- 60%
- Humidity
- 74%
- Dew point
- 33°F
- Wind
- 6.5 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 | 49°F | 30°F | 69°F 1959 | 22°F 1973 | 36% | 4% |
| Dec 2 | 48°F | 30°F | 75°F 1958 | 20°F 1973 | 36% | 4% |
| Dec 3 | 48°F | 30°F | 70°F 1958 | 18°F 1952 | 36% | 4% |
| Dec 4 | 48°F | 30°F | 69°F 1963 | 12°F 1972 | 36% | 4% |
| Dec 5 | 47°F | 30°F | 67°F 1979 | 12°F 1972 | 37% | 5% |
| Dec 6 | 47°F | 30°F | 66°F 1962 | 13°F 1978 | 37% | 5% |
| Dec 7 | 47°F | 30°F | 69°F 1962 | 7°F 1972 | 37% | 5% |
| Dec 8 | 47°F | 30°F | 70°F 1957 | 4°F 1972 | 37% | 5% |
| Dec 9 | 46°F | 29°F | 72°F 1957 | 3°F 1972 | 37% | 5% |
| Dec 10 | 46°F | 29°F | 68°F 2025 | 10°F 1972 | 37% | 5% |
| Dec 11 | 46°F | 29°F | 68°F 2025 | 13°F 1972 | 37% | 6% |
| Dec 12 | 46°F | 29°F | 68°F 2017 | 14°F 1967 | 38% | 6% |
| Dec 13 | 46°F | 29°F | 70°F 2017 | 10°F 1967 | 38% | 6% |
| Dec 14 | 46°F | 29°F | 71°F 2017 | 9°F 1967 | 38% | 6% |
| Dec 15 | 46°F | 29°F | 69°F 1980 | 17°F 1948 | 38% | 6% |
| Dec 16 | 46°F | 29°F | 73°F 1980 | 17°F 1948 | 38% | 6% |
| Dec 17 | 46°F | 29°F | 66°F 1998 | 18°F 1967 | 38% | 6% |
| Dec 18 | 46°F | 29°F | 65°F 1958 | 19°F 1978 | 38% | 7% |
| Dec 19 | 46°F | 29°F | 66°F 1954 | 13°F 1949 | 38% | 7% |
| Dec 20 | 45°F | 29°F | 63°F 1954 | 12°F 1949 | 38% | 7% |
| Dec 21 | 46°F | 29°F | 63°F 1954 | 11°F 1998 | 38% | 7% |
| Dec 22 | 46°F | 29°F | 64°F 1954 | 17°F 1948 | 38% | 7% |
| Dec 23 | 46°F | 29°F | 66°F 1950 | 13°F 1948 | 38% | 7% |
| Dec 24 | 46°F | 29°F | 65°F 1947 | 13°F 1987 | 38% | 7% |
| Dec 25 | 46°F | 29°F | 70°F 1947 | 17°F 2016 | 38% | 7% |
| Dec 26 | 46°F | 29°F | 69°F 1956 | 18°F 1965 | 38% | 7% |
| Dec 27 | 46°F | 29°F | 70°F 1956 | 19°F 1954 | 38% | 7% |
| Dec 28 | 46°F | 29°F | 69°F 1956 | 18°F 1955 | 39% | 7% |
| Dec 29 | 46°F | 29°F | 66°F 1980 | 18°F 1955 | 39% | 7% |
| Dec 30 | 46°F | 29°F | 65°F 1980 | 14°F 1951 | 39% | 7% |
| Dec 31 | 46°F | 29°F | 64°F 1958 | 12°F 1964 | 39% | 7% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PST).
- December 1
- sunrise 7:05 AM, sunset 4:40 PM
- December 31
- sunrise 7:24 AM, sunset 4:49 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00042500 (Downieville), public domain. Records: NOAA GHCN-Daily, station USW00023225, 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.