Weather on December 23
Joliet, IL
55 Years of Data
Avg High
35°F
Avg Low
20°F
Warmest
1979
46°F avg
Coldest
1989
-9°F avg
About This Date
December 23rd in Joliet, IL typically brings cold winter weather, with average highs around 35°F and lows near 20°F. Over 54 years of records, the warmest December 23rd was in 1979 (46°F average), while the coldest was 1989 (-9°F) — a 55°F range across recorded history. Precipitation has occurred on 33% of recorded December 23rd dates, with snow falling 7% of the time (heaviest snowfall: 2.1"). The last decade has been 8.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 8.9°F warmer on this date compared to 20-30 years ago.
Planning for December 23rd in Joliet, IL? Bundle up with warm layers and protect extremities from the cold. Consider bringing rain gear or an umbrella.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 51° | 32° | 42° | — | — |
| 2024 | 37° | 15° | 26° | — | — |
| 2023 | 45° | 42° | 43° | 1.52" | — |
| 2022 | 38° | -9° | 14° | 0.41" | 2.1" |
| 2021 | 30° | 18° | 24° | — | — |
| 2020 | 45° | 26° | 35° | — | — |
| 2019 | 51° | 22° | 36° | — | — |
| 2018 | 35° | 28° | 32° | — | — |
| 2017 | 41° | 27° | 34° | — | — |
| 2016 | 36° | 24° | 30° | — | — |
| 2015 | 49° | 35° | 42° | — | — |
| 2014 | 47° | 31° | 39° | 1.22" | — |
| 2013 | 33° | 14° | 24° | 0.08" | — |
| 2012 | 31° | 14° | 22° | — | — |
| 2011 | 40° | 24° | 32° | — | — |
| 2010 | 28° | 20° | 24° | — | — |
| 2009 | 33° | 29° | 31° | — | — |
| 2008 | 17° | -3° | 7° | 1.27" | 0.8" |
| 2007 | 52° | 18° | 35° | 0.33" | — |
| 2006 | 53° | 37° | 45° | 0.81" | — |
| 2005 | 39° | 19° | 29° | — | — |
| 2004 | 14° | 9° | 11° | — | — |
| 2003 | 45° | 34° | 39° | 0.1" | — |
| 2002 | 31° | 23° | 27° | — | — |
| 2001 | 51° | 23° | 37° | 0.05" | — |
| 2000 | 5° | -9° | -2° | 0.03" | — |
| 1999 | 16° | 1° | 8° | 0.05" | — |
| 1998 | 13° | 4° | 8° | — | — |
| 1997 | 36° | 32° | 34° | 0.3" | — |
| 1996 | 40° | 33° | 36° | 0.03" | — |
| 1995 | 24° | 17° | 21° | — | — |
| 1994 | 48° | 28° | 38° | — | — |
| 1993 | 29° | 15° | 22° | 0.08" | 0.2" |
| 1992 | 37° | 23° | 30° | — | — |
| 1991 | 37° | 31° | 34° | 0.36" | — |
| 1990 | 14° | 3° | 9° | 1.17" | — |
| 1989coldest | -2° | -17° | -9° | — | — |
| 1988 | 49° | 27° | 38° | 2.24" | — |
| 1987 | 38° | 29° | 33° | — | — |
| 1986 | 35° | 22° | 28° | — | — |
| 1985 | 35° | 24° | 30° | — | — |
| 1984 | 32° | 21° | 27° | — | — |
| 1983 | 2° | -13° | -6° | — | 0.3" |
| 1982 | 53° | 31° | 42° | — | — |
| 1981 | 34° | 18° | 26° | — | — |
| 1980 | 35° | 18° | 26° | — | — |
| 1979warmest | 50° | 42° | 46° | 1.57" | — |
| 1978 | 36° | 21° | 28° | — | — |
| 1977 | 35° | 10° | 23° | — | — |
| 1976 | 32° | 6° | 19° | — | — |
| 1975 | 37° | 22° | 29° | — | — |
| 1973 | 34° | 11° | 22° | — | — |
| 1972 | 33° | 28° | 31° | — | — |
| 1971 | 47° | 31° | 39° | — | — |
54 years of data from JOLIET