Copper River Census Area Weather in December
Average highs run from 8°F on December 1 to 3°F on December 31, and lows from -8°F to -14°F. Normal precipitation for the month is 0.79 in over about 6 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
- 6°F
- Average low
- -11°F
- Precipitation
- 0.79 in
- Record high
- 49°FDec 21, 1999
- Record low
- -65°FDec 27, 1917
- Chance of a freeze
- 100%
- Daylight
- 5 h 49 min to 5 h 19 min
- Cloud cover
- 66%
- Humidity
- 92%
- Dew point
- 4°F
- Wind
- 6.9 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 | 8°F | -8°F | 39°F 1976 | -50°F 1917 | 19% |
| Dec 2 | 8°F | -8°F | 39°F 1992 | -50°F 1917 | 19% |
| Dec 3 | 8°F | -8°F | 40°F 2011 | -52°F 1917 | 19% |
| Dec 4 | 8°F | -8°F | 42°F 2011 | -51°F 1917 | 20% |
| Dec 5 | 8°F | -8°F | 37°F 1943 | -47°F 1970 | 20% |
| Dec 6 | 7°F | -8°F | 38°F 1943 | -48°F 1970 | 20% |
| Dec 7 | 7°F | -8°F | 43°F 1943 | -49°F 1948 | 20% |
| Dec 8 | 7°F | -8°F | 39°F 2005 | -48°F 1916 | 20% |
| Dec 9 | 7°F | -9°F | 44°F 1943 | -49°F 1966 | 20% |
| Dec 10 | 7°F | -9°F | 42°F 1986 | -52°F 1964 | 19% |
| Dec 11 | 7°F | -9°F | 43°F 1985 | -55°F 1964 | 19% |
| Dec 12 | 6°F | -9°F | 39°F 1985 | -52°F 1971 | 19% |
| Dec 13 | 6°F | -9°F | 41°F 1943 | -55°F 1964 | 19% |
| Dec 14 | 6°F | -10°F | 40°F 1943 | -58°F 1964 | 20% |
| Dec 15 | 6°F | -10°F | 43°F 2005 | -59°F 1917 | 20% |
| Dec 16 | 6°F | -10°F | 40°F 2005 | -61°F 1917 | 20% |
| Dec 17 | 5°F | -11°F | 39°F 2005 | -59°F 1917 | 19% |
| Dec 18 | 5°F | -11°F | 36°F 1946 | -50°F 1980 | 19% |
| Dec 19 | 5°F | -11°F | 43°F 1985 | -51°F 1980 | 19% |
| Dec 20 | 5°F | -11°F | 42°F 1985 | -52°F 1942 | 20% |
| Dec 21 | 5°F | -12°F | 49°F 1999 | -50°F 1917 | 20% |
| Dec 22 | 5°F | -12°F | 49°F 1999 | -50°F 1917 | 20% |
| Dec 23 | 4°F | -12°F | 43°F 1985 | -61°F 1917 | 20% |
| Dec 24 | 4°F | -13°F | 41°F 1985 | -62°F 1917 | 20% |
| Dec 25 | 4°F | -13°F | 40°F 1962 | -64°F 1917 | 20% |
| Dec 26 | 4°F | -13°F | 39°F 1999 | -64°F 1917 | 20% |
| Dec 27 | 4°F | -13°F | 40°F 1999 | -65°F 1917 | 20% |
| Dec 28 | 4°F | -14°F | 41°F 1982 | -64°F 1917 | 20% |
| Dec 29 | 3°F | -14°F | 41°F 1982 | -61°F 1917 | 20% |
| Dec 30 | 3°F | -14°F | 40°F 2015 | -50°F 1981 | 20% |
| Dec 31 | 3°F | -14°F | 41°F 1980 | -49°F 1949 | 20% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (AKST).
- December 1
- sunrise 9:37 AM, sunset 3:26 PM
- December 31
- sunrise 10:06 AM, sunset 3:25 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00503304 (Gennallen Kcam), public domain. Records: NOAA GHCN-Daily, station USW00026425, 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.