Palmyra climate

Palmyra Weather in December

NOAA 1991-2020 normals for Pennsauken 1N, 4.6 km from Palmyra

Average highs run from 49°F on December 1 to 42°F on December 31, and lows from 33°F to 27°F. Normal precipitation for the month is 4.49 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 Palmyra, in °F, with the record for each date.-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
45°F
Average low
30°F
Precipitation
4.49 in
Snowfall
3.5 in
Record high
77°FDec 7, 1998
Record low
-3°FDec 25, 1980
Chance of a freeze
100%
Daylight
9 h 32 min to 9 h 23 min
Cloud cover
63%
Humidity
84%
Dew point
31°F
Wind
8.3 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 149°F33°F73°F 200613°F 196734%3%
Dec 249°F33°F66°F 198013°F 196734%3%
Dec 349°F32°F69°F 199810°F 197634%3%
Dec 449°F32°F72°F 19989°F 196634%3%
Dec 548°F32°F73°F 198217°F 196634%3%
Dec 648°F32°F73°F 200111°F 195734%4%
Dec 748°F32°F77°F 199811°F 200234%4%
Dec 847°F31°F66°F 196614°F 197035%4%
Dec 947°F31°F69°F 196614°F 202535%4%
Dec 1047°F31°F70°F 196611°F 195835%4%
Dec 1146°F31°F66°F 197110°F 196835%4%
Dec 1246°F31°F70°F 20157°F 198835%4%
Dec 1346°F30°F72°F 20159°F 196035%5%
Dec 1446°F30°F70°F 20157°F 196035%5%
Dec 1545°F30°F69°F 20155°F 196035%5%
Dec 1645°F30°F67°F 197110°F 196135%5%
Dec 1745°F30°F66°F 200010°F 196035%5%
Dec 1845°F30°F68°F 20068°F 196035%5%
Dec 1944°F29°F62°F 19577°F 196035%5%
Dec 2044°F29°F63°F 19579°F 196334%6%
Dec 2144°F29°F68°F 20139°F 195834%6%
Dec 2244°F29°F69°F 20136°F 195834%6%
Dec 2343°F29°F70°F 20152°F 196034%6%
Dec 2443°F29°F72°F 20152°F 198334%6%
Dec 2543°F28°F70°F 2015-3°F 198034%6%
Dec 2643°F28°F68°F 1964-3°F 198034%6%
Dec 2742°F28°F65°F 20168°F 195834%6%
Dec 2842°F28°F67°F 20089°F 196034%6%
Dec 2942°F28°F74°F 198412°F 196134%6%
Dec 3042°F27°F65°F 19903°F 196234%6%
Dec 3142°F27°F66°F 19921°F 196334%7%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Palmyra, 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 7:03 AM, sunset 4:35 PM
December 31
sunrise 7:22 AM, sunset 4:45 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00286864 (Pennsauken 1N), public domain. Records: NOAA GHCN-Daily, station USW00094732, 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.