Silverton Weather in December
Average highs run from 37°F on December 1 to 33°F on December 31, and lows from 0°F to -6°F. Normal precipitation for the month is 1.63 in over about 9 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
- 34°F
- Average low
- -5°F
- Precipitation
- 1.63 in
- Snowfall
- 27.4 in
- Record high
- 61°FDec 19, 2025
- Record low
- -31°FDec 8, 2005
- Chance of a freeze
- 100%
- Daylight
- 9 h 45 min to 9 h 36 min
- Cloud cover
- 60%
- Humidity
- 83%
- Dew point
- 8°F
- Wind
- 5.4 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 | 37°F | 0°F | 60°F 1999 | -13°F 2006 | 27% | 29% |
| Dec 2 | 36°F | -1°F | 60°F 1926 | -14°F 2004 | 27% | 29% |
| Dec 3 | 36°F | -1°F | 60°F 1999 | -14°F 2004 | 27% | 29% |
| Dec 4 | 35°F | -2°F | 56°F 1979 | -15°F 1993 | 27% | 30% |
| Dec 5 | 35°F | -2°F | 58°F 1946 | -19°F 2005 | 27% | 30% |
| Dec 6 | 35°F | -2°F | 57°F 1939 | -21°F 1960 | 27% | 30% |
| Dec 7 | 35°F | -3°F | 57°F 1981 | -14°F 1964 | 27% | 30% |
| Dec 8 | 34°F | -3°F | 58°F 1940 | -31°F 2005 | 27% | 31% |
| Dec 9 | 34°F | -3°F | 56°F 1981 | -23°F 2005 | 27% | 31% |
| Dec 10 | 34°F | -4°F | 58°F 1940 | -18°F 1994 | 27% | 31% |
| Dec 11 | 34°F | -4°F | 55°F 1939 | -20°F 1947 | 27% | 31% |
| Dec 12 | 33°F | -4°F | 55°F 2017 | -24°F 1961 | 28% | 31% |
| Dec 13 | 33°F | -5°F | 56°F 2017 | -24°F 1945 | 28% | 32% |
| Dec 14 | 33°F | -5°F | 54°F 1936 | -25°F 1945 | 28% | 32% |
| Dec 15 | 33°F | -5°F | 52°F 1946 | -26°F 1945 | 28% | 32% |
| Dec 16 | 33°F | -5°F | 58°F 1959 | -17°F 1999 | 28% | 32% |
| Dec 17 | 33°F | -5°F | 57°F 1980 | -17°F 2003 | 28% | 32% |
| Dec 18 | 33°F | -6°F | 55°F 1931 | -22°F 1996 | 28% | 33% |
| Dec 19 | 33°F | -6°F | 61°F 2025 | -16°F 1927 | 28% | 33% |
| Dec 20 | 33°F | -6°F | 56°F 2025 | -16°F 1913 | 28% | 33% |
| Dec 21 | 33°F | -6°F | 60°F 1919 | -17°F 1929 | 28% | 33% |
| Dec 22 | 33°F | -6°F | 56°F 1940 | -20°F 1998 | 28% | 33% |
| Dec 23 | 33°F | -6°F | 57°F 2025 | -23°F 1990 | 29% | 33% |
| Dec 24 | 33°F | -6°F | 58°F 2025 | -24°F 1926 | 29% | 33% |
| Dec 25 | 33°F | -6°F | 53°F 1980 | -18°F 1924 | 29% | 33% |
| Dec 26 | 33°F | -6°F | 55°F 1980 | -21°F 1962 | 29% | 33% |
| Dec 27 | 33°F | -6°F | 57°F 1980 | -17°F 1911 | 29% | 34% |
| Dec 28 | 33°F | -6°F | 54°F 1933 | -22°F 2007 | 29% | 34% |
| Dec 29 | 33°F | -6°F | 51°F 1921 | -22°F 2007 | 29% | 34% |
| Dec 30 | 33°F | -6°F | 53°F 1980 | -15°F 1964 | 29% | 34% |
| Dec 31 | 33°F | -6°F | 57°F 1980 | -18°F 2019 | 29% | 34% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MST).
- December 1
- sunrise 7:07 AM, sunset 4:52 PM
- December 31
- sunrise 7:26 AM, sunset 5:02 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00057656 (Silverton), public domain. Records: NOAA GHCN-Daily, station USC00058204, 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.