Penhook climate

Penhook Weather in December

NOAA 1991-2020 normals for Rocky Mt, 23.8 km from Penhook

Average highs run from 54°F on December 1 to 47°F on December 31, and lows from 31°F to 28°F. Normal precipitation for the month is 4.13 in over about 10 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 Penhook, in °F, with the record for each date.-20020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
50°F
Average low
29°F
Precipitation
4.13 in
Snowfall
1.4 in
Record high
80°FDec 6, 1998
Record low
-4°FDec 25, 1983
Chance of a freeze
100%
Daylight
9 h 49 min to 9 h 40 min
Cloud cover
63%
Humidity
81%
Dew point
32°F
Wind
4.5 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 154°F31°F77°F 20069°F 197630%2%
Dec 253°F30°F72°F 202120°F 196930%2%
Dec 353°F30°F73°F 201216°F 197930%2%
Dec 453°F30°F76°F 198212°F 196630%2%
Dec 552°F30°F76°F 200117°F 197430%2%
Dec 652°F30°F80°F 199815°F 198431%2%
Dec 752°F30°F77°F 199812°F 197731%2%
Dec 852°F30°F74°F 198014°F 195431%2%
Dec 951°F30°F73°F 197815°F 199231%3%
Dec 1051°F30°F73°F 200711°F 199531%3%
Dec 1151°F29°F72°F 20157°F 196831%3%
Dec 1251°F29°F75°F 20155°F 196232%3%
Dec 1350°F29°F72°F 19842°F 196232%3%
Dec 1450°F29°F71°F 194810°F 201032%3%
Dec 1550°F29°F75°F 19849°F 196232%3%
Dec 1650°F29°F75°F 19716°F 195132%3%
Dec 1750°F29°F72°F 19845°F 195132%3%
Dec 1849°F29°F73°F 200612°F 196432%3%
Dec 1949°F29°F72°F 19678°F 196432%4%
Dec 2049°F29°F71°F 19878°F 200433%4%
Dec 2149°F29°F70°F 20137°F 198133%4%
Dec 2249°F29°F68°F 20130°F 198933%4%
Dec 2349°F28°F66°F 1990-2°F 198933%4%
Dec 2448°F28°F69°F 19550°F 198333%4%
Dec 2548°F28°F69°F 2021-4°F 198333%4%
Dec 2648°F28°F70°F 19643°F 198033%4%
Dec 2748°F28°F76°F 20159°F 194833%4%
Dec 2848°F28°F75°F 198412°F 197733%4%
Dec 2948°F28°F76°F 198413°F 197833%4%
Dec 3048°F28°F70°F 197110°F 197033%5%
Dec 3147°F28°F72°F 19926°F 198333%5%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Penhook, 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 7:13 AM, sunset 5:02 PM
December 31
sunrise 7:32 AM, sunset 5:12 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00447338 (Rocky Mt), public domain. Records: NOAA GHCN-Daily, station USW00013741, 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.