Yukon-Koyukuk Census Area climate

Yukon-Koyukuk Census Area Weather in December

NOAA 1991-2020 normals for Tanana Calhoun Mem AP, 64.9 km from Yukon-Koyukuk Census Area

Average highs run from 5°F on December 1 to -1°F on December 31, and lows from -10°F to -17°F. Normal precipitation for the month is 0.41 in over about 7 wet days.

December day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Yukon-Koyukuk Census Area, in °F, with the record for each date.-75-50-2502550151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
2°F
Average low
-13°F
Precipitation
0.41 in
Snowfall
10.3 in
Record high
46°FDec 8, 1934
Record low
-64°FDec 29, 1961
Chance of a freeze
100%
Daylight
4 h 12 min to 3 h 23 min
Cloud cover
57%
Humidity
95%
Dew point
-7°F
Wind
11.6 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.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Dec 15°F-10°F37°F 1919-54°F 199024%36%
Dec 25°F-10°F33°F 1992-54°F 193524%36%
Dec 35°F-10°F30°F 2018-53°F 193524%36%
Dec 45°F-10°F31°F 2022-56°F 190524%36%
Dec 55°F-10°F34°F 1978-59°F 190524%36%
Dec 64°F-11°F45°F 1934-63°F 190524%36%
Dec 74°F-11°F44°F 1934-58°F 193524%36%
Dec 84°F-11°F46°F 1934-52°F 190524%36%
Dec 94°F-11°F38°F 1934-56°F 191824%36%
Dec 104°F-11°F31°F 1960-53°F 195524%36%
Dec 114°F-11°F32°F 2012-56°F 196424%35%
Dec 123°F-12°F30°F 1986-56°F 196424%35%
Dec 133°F-12°F30°F 2017-58°F 194624%35%
Dec 143°F-12°F32°F 1955-59°F 194624%35%
Dec 153°F-12°F32°F 1955-56°F 193624%35%
Dec 163°F-13°F38°F 1944-56°F 194023%34%
Dec 172°F-13°F37°F 1944-55°F 193623%34%
Dec 182°F-13°F29°F 1944-55°F 193323%34%
Dec 192°F-13°F35°F 1968-58°F 193623%33%
Dec 202°F-14°F38°F 2021-52°F 191823%33%
Dec 212°F-14°F36°F 1970-52°F 190223%33%
Dec 221°F-14°F33°F 1939-52°F 195622%33%
Dec 231°F-14°F31°F 1939-52°F 191722%32%
Dec 241°F-15°F32°F 1985-58°F 196122%32%
Dec 251°F-15°F32°F 1939-58°F 196122%31%
Dec 260°F-15°F33°F 2021-59°F 196122%31%
Dec 270°F-16°F32°F 2021-57°F 196121%31%
Dec 280°F-16°F27°F 1985-63°F 196121%30%
Dec 290°F-16°F32°F 2021-64°F 196121%30%
Dec 30-1°F-16°F34°F 1951-63°F 196121%30%
Dec 31-1°F-17°F42°F 1973-64°F 190220%29%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Yukon-Koyukuk Census Area, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (AKST).

December 1
sunrise 10:54 AM, sunset 3:06 PM
December 31
sunrise 11:33 AM, sunset 2:56 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00026529 (Tanana Calhoun Mem AP), public domain. Records: NOAA GHCN-Daily, station USW00026529, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.