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Weather on December 22

Rockford, IL

55 Years of Data

Avg High
33°F
Avg Low
18°F
Warmest
2006
44°F avg
Coldest
1989
-11°F avg

About This Date

December 22nd in Rockford, IL typically brings cold winter weather, with average highs around 33°F and lows near 18°F. Over 55 years of records, the warmest December 22nd was in 2006 (44°F average), while the coldest was 1989 (-11°F) — a 55°F range across recorded history. Precipitation has occurred on 25% of recorded December 22nd dates, with snow falling 11% of the time (heaviest snowfall: 5"). The last decade has been 9.1°F warmer on this date compared to 20-30 years ago.

The last decade has been 9.1°F warmer on this date compared to 20-30 years ago.

Planning for December 22nd in Rockford, IL? Bundle up with warm layers and protect extremities from the cold.

Warming Trend
1.3°F per decade on this date
YearHighLowAvgPrecipSnow
202538°31°34°
202434°20°
202344°42°43°1.17"
202230°-10°10°0.08"1.5"
202129°16°23°
202042°28°35°
201953°29°41°
201831°27°29°
201735°31°33°
201638°20°29°
201540°35°37°
201442°33°38°0.74"
201333°24°29°1.42"5"
201229°10°19°
201136°25°30°
201036°13°24°
200932°25°28°0.71"3.4"
2008-7°
200746°35°41°0.69"
2006warmest49°39°44°1.19"
200537°19°
200411°
200343°33°38°
200230°23°27°
200146°29°37°0.28"
2000-12°-5°
199915°11°
199812°
199734°31°32°0.05"
199638°30°34°
199526°20°23°
199443°25°34°
199327°22°24°0.05"0.3"
199242°19°31°
199133°29°31°
199018°-3°
1989coldest-3°-19°-11°
198847°27°37°0.25"
198738°27°32°
198636°14°25°
198536°17°26°0.08"0.3"
198434°16°25°
198315°-18°-1°
198243°27°35°
198134°27°30°
198028°17°23°
197944°40°42°1.35"
197833°20°26°
197730°19°
197630°12°21°0.03"0.1"
197535°13°24°
197434°21°
197324°-4°10°
197232°29°30°
197139°19°29°
55 years of data from ROCKFORD GTR ROCKFORD AP

Rockford, IL Temperature Range by Month

Average monthly highs and lows. The shaded band shows the typical daily temperature range.

0°20°40°60°80°JFMAMJJASOND
Avg high Avg low

Rockford, IL Monthly Precipitation

Average rainfall and snowfall per month, in inches.

0"5.9"11.8"JFMAMJJASOND1.5"0"
Rain (in) Snow (in)

Rockford, IL Daily Temperature Calendar

Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.

151015202531JanFebMarAprMayJunJulAugSepOctNovDec
Cooler
Hotter
20°40°60°80°100°

Best Time to Visit Rockford, IL

Rockford, IL has no months that meet our "pleasant" threshold — every season has tradeoffs.

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Pleasant (65-82°F, ≤2.5" rain) Mild Less ideal

Browse Weather History

Weather data provided by NOAA Climate Data Online. Not for critical planning.

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