Williamston climate

Williamston Weather in December

NOAA 1991-2020 normals for W Pelzer, 3.4 km from Williamston

Average highs run from 59°F on December 1 to 53°F on December 31, and lows from 35°F to 32°F. Normal precipitation for the month is 4.90 in over about 9 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 Williamston, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
55°F
Average low
33°F
Precipitation
4.90 in
Snowfall
0.2 in
Record high
80°FDec 3, 2021
Record low
8°FDec 24, 2022
Chance of a freeze
99%
Daylight
10 h 00 min to 9 h 52 min
Cloud cover
57%
Humidity
82%
Dew point
37°F
Wind
4.9 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 159°F35°F72°F 200624°F 199925%1%
Dec 258°F35°F74°F 202124°F 199926%1%
Dec 358°F35°F80°F 202123°F 200826%1%
Dec 458°F34°F76°F 202120°F 200026%1%
Dec 557°F34°F69°F 199520°F 200026%1%
Dec 657°F34°F73°F 199820°F 201027%1%
Dec 757°F34°F76°F 199817°F 201027%1%
Dec 857°F34°F73°F 199817°F 201027%1%
Dec 956°F34°F74°F 199817°F 201027%1%
Dec 1056°F34°F70°F 200719°F 200628%1%
Dec 1156°F33°F76°F 200718°F 199528%1%
Dec 1256°F33°F76°F 200719°F 199528%1%
Dec 1355°F33°F76°F 200722°F 199528%1%
Dec 1455°F33°F73°F 200710°F 201028%1%
Dec 1555°F33°F67°F 200110°F 201029%1%
Dec 1655°F33°F71°F 199515°F 201029%1%
Dec 1755°F33°F71°F 200621°F 200429%1%
Dec 1854°F33°F68°F 200619°F 200029%1%
Dec 1954°F33°F73°F 200619°F 200029%1%
Dec 2054°F33°F71°F 200613°F 199630%1%
Dec 2154°F32°F71°F 200813°F 199630%1%
Dec 2254°F32°F65°F 199820°F 199530%1%
Dec 2353°F32°F67°F 199213°F 202230%1%
Dec 2453°F32°F70°F 20198°F 202230%1%
Dec 2553°F32°F70°F 202117°F 199530%1%
Dec 2653°F32°F76°F 202117°F 199530%1%
Dec 2753°F32°F73°F 202120°F 201030%1%
Dec 2853°F32°F72°F 202119°F 201030%1%
Dec 2953°F32°F68°F 201919°F 201031%1%
Dec 3053°F32°F69°F 201920°F 200031%1%
Dec 3153°F32°F69°F 199619°F 199331%1%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Williamston, 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 7:19 AM, sunset 5:19 PM
December 31
sunrise 7:37 AM, sunset 5:29 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00389122 (W Pelzer), public domain. Records: NOAA GHCN-Daily, station USC00383735, 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.