Greenback climate

Greenback Weather in December

NOAA 1991-2020 normals for Lenoir City, 16.3 km from Greenback

Average highs run from 56°F on December 1 to 49°F on December 31, and lows from 33°F to 29°F. Normal precipitation for the month is 5.86 in over about 11 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 Greenback, in °F, with the record for each date.020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
52°F
Average low
31°F
Precipitation
5.86 in
Snowfall
0.4 in
Record high
79°FDec 11, 2007
Record low
3°FDec 30, 1899
Chance of a freeze
100%
Daylight
9 h 55 min to 9 h 47 min
Cloud cover
62%
Humidity
83%
Dew point
33°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.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Dec 156°F33°F69°F 201815°F 190333%0%
Dec 256°F33°F71°F 201818°F 202434%0%
Dec 355°F33°F70°F 201217°F 190334%0%
Dec 455°F33°F73°F 201216°F 202434%0%
Dec 555°F33°F74°F 200114°F 189934%0%
Dec 654°F33°F75°F 200116°F 190734%0%
Dec 754°F33°F73°F 200413°F 201034%0%
Dec 854°F32°F71°F 201211°F 200635%0%
Dec 954°F32°F74°F 200715°F 201635%0%
Dec 1053°F32°F76°F 200717°F 200935%0%
Dec 1153°F32°F79°F 200711°F 189835%0%
Dec 1253°F32°F70°F 200718°F 201335%0%
Dec 1353°F32°F72°F 20075°F 201035%0%
Dec 1452°F32°F69°F 190110°F 189835%0%
Dec 1552°F32°F68°F 19069°F 190135%0%
Dec 1652°F31°F71°F 19088°F 190135%0%
Dec 1752°F31°F73°F 190814°F 190136%1%
Dec 1851°F31°F73°F 20064°F 190136%1%
Dec 1951°F31°F71°F 202412°F 200036%1%
Dec 2051°F31°F71°F 201512°F 190136%1%
Dec 2151°F31°F73°F 201311°F 200536%1%
Dec 2251°F31°F70°F 20116°F 190136%1%
Dec 2350°F30°F69°F 20214°F 202236%1%
Dec 2450°F30°F72°F 20165°F 202236%1%
Dec 2550°F30°F70°F 19049°F 202236%1%
Dec 2650°F30°F74°F 20219°F 202236%1%
Dec 2750°F30°F74°F 20215°F 201036%1%
Dec 2849°F30°F76°F 201914°F 190236%1%
Dec 2949°F30°F74°F 202114°F 189936%1%
Dec 3049°F29°F74°F 20213°F 189936%1%
Dec 3149°F29°F74°F 20213°F 189936%1%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Greenback, 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 (EST).

December 1
sunrise 7:28 AM, sunset 5:23 PM
December 31
sunrise 7:46 AM, sunset 5:33 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00405158 (Lenoir City), public domain. Records: NOAA GHCN-Daily, station USC00408886, 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.