Corning Weather in December
Average highs run from 59°F on December 1 to 55°F on December 31, and lows from 39°F to 37°F. Normal precipitation for the month is 3.82 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
- 57°F
- Average low
- 37°F
- Precipitation
- 3.82 in
- Record high
- 83°FDec 15, 1980
- Record low
- 13°FDec 23, 1990
- Chance of a freeze
- 91%
- Daylight
- 9 h 33 min to 9 h 24 min
- Cloud cover
- 62%
- Humidity
- 75%
- Dew point
- 35°F
- Wind
- 10.1 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Dec 1 | 59°F | 39°F | 81°F 2021 | 24°F 2007 | 31% |
| Dec 2 | 59°F | 39°F | 81°F 1958 | 30°F 2022 | 31% |
| Dec 3 | 59°F | 39°F | 74°F 1958 | 28°F 1990 | 32% |
| Dec 4 | 58°F | 38°F | 74°F 2020 | 28°F 1990 | 32% |
| Dec 5 | 58°F | 38°F | 76°F 2020 | 23°F 2013 | 32% |
| Dec 6 | 58°F | 38°F | 76°F 1979 | 22°F 2013 | 33% |
| Dec 7 | 58°F | 38°F | 77°F 1938 | 24°F 1972 | 33% |
| Dec 8 | 57°F | 38°F | 76°F 2020 | 19°F 2009 | 33% |
| Dec 9 | 57°F | 38°F | 75°F 1940 | 20°F 1972 | 33% |
| Dec 10 | 57°F | 38°F | 72°F 1958 | 20°F 1972 | 33% |
| Dec 11 | 57°F | 37°F | 77°F 1958 | 21°F 1972 | 33% |
| Dec 12 | 57°F | 37°F | 74°F 1958 | 25°F 1972 | 33% |
| Dec 13 | 57°F | 37°F | 75°F 1988 | 23°F 1972 | 34% |
| Dec 14 | 56°F | 37°F | 75°F 2017 | 22°F 1940 | 34% |
| Dec 15 | 56°F | 37°F | 83°F 1980 | 28°F 1940 | 34% |
| Dec 16 | 56°F | 37°F | 77°F 1998 | 22°F 1967 | 34% |
| Dec 17 | 56°F | 37°F | 72°F 1958 | 25°F 1967 | 34% |
| Dec 18 | 56°F | 37°F | 72°F 1958 | 23°F 1965 | 34% |
| Dec 19 | 56°F | 37°F | 71°F 1999 | 26°F 1965 | 34% |
| Dec 20 | 56°F | 37°F | 73°F 1999 | 22°F 1990 | 34% |
| Dec 21 | 56°F | 37°F | 71°F 1999 | 14°F 1990 | 34% |
| Dec 22 | 56°F | 37°F | 74°F 2013 | 17°F 1990 | 34% |
| Dec 23 | 56°F | 37°F | 72°F 1967 | 13°F 1990 | 34% |
| Dec 24 | 56°F | 37°F | 75°F 1967 | 20°F 1990 | 34% |
| Dec 25 | 55°F | 37°F | 78°F 1967 | 22°F 1990 | 35% |
| Dec 26 | 55°F | 37°F | 76°F 1967 | 26°F 2011 | 35% |
| Dec 27 | 55°F | 37°F | 77°F 1967 | 24°F 1988 | 35% |
| Dec 28 | 55°F | 37°F | 75°F 1956 | 23°F 1988 | 35% |
| Dec 29 | 55°F | 37°F | 72°F 2013 | 26°F 1962 | 35% |
| Dec 30 | 55°F | 37°F | 72°F 1989 | 20°F 1990 | 35% |
| Dec 31 | 55°F | 37°F | 71°F 1958 | 23°F 1990 | 35% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PST).
- December 1
- sunrise 7:11 AM, sunset 4:44 PM
- December 31
- sunrise 7:30 AM, sunset 4:54 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00046506 (Orland), public domain. Records: NOAA GHCN-Daily, station USW00024216, 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.