Plainfield climate

Plainfield Weather in December

NOAA 1991-2020 normals for Indianapolis, 10.2 km from Plainfield

Average highs run from 45°F on December 1 to 37°F on December 31, and lows from 30°F to 23°F. Normal precipitation for the month is 2.92 in over about 12 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 Plainfield, in °F, with the record for each date.-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
40°F
Average low
26°F
Precipitation
2.92 in
Snowfall
6.4 in
Record high
70°FDec 12, 2015
Record low
-10°FDec 23, 2022
Chance of a freeze
100%
Daylight
9 h 35 min to 9 h 25 min
Cloud cover
71%
Humidity
86%
Dew point
28°F
Wind
9.2 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 145°F30°F64°F 201216°F 202436%11%
Dec 245°F30°F62°F 201212°F 202436%12%
Dec 344°F30°F68°F 201215°F 202436%12%
Dec 444°F29°F64°F 201215°F 202536%12%
Dec 544°F29°F61°F 201710°F 202537%13%
Dec 643°F29°F53°F 201512°F 202437%13%
Dec 743°F28°F54°F 20238°F 201337%14%
Dec 843°F28°F58°F 202413°F 201737%14%
Dec 942°F28°F63°F 202317°F 201837%14%
Dec 1042°F28°F60°F 202010°F 201338%15%
Dec 1142°F27°F64°F 20209°F 201338%15%
Dec 1241°F27°F70°F 20151°F 201338%16%
Dec 1341°F27°F63°F 20153°F 202538%16%
Dec 1441°F27°F66°F 2015-8°F 202538%16%
Dec 1540°F26°F60°F 2011-9°F 202538%17%
Dec 1640°F26°F57°F 202411°F 201639%17%
Dec 1740°F26°F50°F 202419°F 201939%17%
Dec 1840°F26°F54°F 20253°F 201639%18%
Dec 1939°F25°F51°F 2018-2°F 201639%18%
Dec 2039°F25°F60°F 20139°F 201639%18%
Dec 2139°F25°F53°F 201120°F 201439%19%
Dec 2239°F25°F53°F 2015-3°F 202239%19%
Dec 2338°F25°F64°F 2015-10°F 202239%19%
Dec 2438°F24°F58°F 2023-1°F 202239%19%
Dec 2538°F24°F61°F 20193°F 202240%19%
Dec 2638°F24°F65°F 20161°F 201740%20%
Dec 2738°F24°F59°F 2015-3°F 201740%20%
Dec 2837°F23°F66°F 20253°F 201740%20%
Dec 2937°F23°F61°F 201912°F 202540%20%
Dec 3037°F23°F55°F 20220°F 201740%20%
Dec 3137°F23°F59°F 2018-1°F 201740%20%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Plainfield, 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 7:47 AM, sunset 5:22 PM
December 31
sunrise 8:06 AM, sunset 5:31 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00093819 (Indianapolis), public domain. Records: NOAA GHCN-Daily, station USC00124260, 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.