Weather on January 18
Chicago, IL
55 Years of Data
Avg High
32°F
Avg Low
18°F
Warmest
1973
51°F avg
Coldest
1994
-8°F avg
About This Date
January 18th in Chicago, IL typically brings cold winter weather, with average highs around 32°F and lows near 18°F. Over 53 years of records, the warmest January 18th was in 1973 (51°F average), while the coldest was 1994 (-8°F) — a 59°F range across recorded history. Precipitation has occurred on 17% of recorded January 18th dates, with snow falling 8% of the time (heaviest snowfall: 4.5"). The last decade has been 4.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.8°F warmer on this date compared to 20-30 years ago.
Planning for January 18th in Chicago, IL? Bundle up with warm layers and protect extremities from the cold.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 19° | 9° | 14° | — | — |
| 2025 | 41° | 17° | 29° | — | — |
| 2024 | 25° | 13° | 19° | — | — |
| 2023 | 38° | 35° | 36° | — | — |
| 2022 | 43° | 22° | 32° | — | — |
| 2021 | 31° | 25° | 28° | — | — |
| 2020 | 37° | 8° | 23° | — | — |
| 2019 | 33° | 28° | 31° | — | — |
| 2018 | 33° | 18° | 25° | — | — |
| 2017 | 39° | 34° | 36° | — | — |
| 2016 | 10° | -2° | 4° | — | — |
| 2015 | 42° | 34° | 38° | — | — |
| 2014 | 23° | 12° | 18° | — | — |
| 2013 | 42° | 24° | 33° | — | — |
| 2012 | 28° | 15° | 22° | — | — |
| 2011 | 37° | 28° | 33° | — | — |
| 2010 | 33° | 29° | 31° | — | — |
| 2009 | 21° | 13° | 17° | — | — |
| 2008 | 31° | 12° | 21° | — | — |
| 2007 | 32° | 24° | 28° | — | — |
| 2006 | 36° | 21° | 28° | — | — |
| 2005 | 23° | 2° | 12° | — | — |
| 2004 | 30° | 7° | 18° | 0.03" | — |
| 2003 | 21° | 6° | 14° | — | — |
| 2002 | 25° | 15° | 20° | — | — |
| 2001 | 32° | 19° | 26° | — | — |
| 2000 | 32° | 20° | 26° | — | — |
| 1999 | 36° | 23° | 29° | 0.03" | — |
| 1998 | 28° | 9° | 18° | — | — |
| 1994coldest | 4° | -20° | -8° | — | — |
| 1993 | 28° | 13° | 20° | 0.08" | 1" |
| 1992 | 26° | 3° | 15° | — | — |
| 1991 | 31° | 17° | 24° | — | — |
| 1990 | 56° | 32° | 44° | — | — |
| 1989 | 46° | 37° | 42° | — | — |
| 1988 | 38° | 33° | 35° | 1.3" | — |
| 1987 | 30° | 23° | 27° | 0.94" | 4.5" |
| 1986 | 56° | 44° | 50° | — | — |
| 1985 | 28° | 16° | 22° | 0.25" | 1.5" |
| 1984 | 19° | 6° | 13° | — | — |
| 1983 | 25° | 9° | 17° | — | — |
| 1982 | 22° | -1° | 11° | 0.43" | 1.5" |
| 1981 | 41° | 21° | 31° | — | — |
| 1980 | 38° | 31° | 34° | — | — |
| 1979 | 21° | 4° | 12° | — | — |
| 1978 | 27° | 22° | 24° | — | — |
| 1977 | 23° | -3° | 10° | 0.05" | — |
| 1976 | 20° | 9° | 14° | — | — |
| 1975 | 36° | 27° | 31° | — | — |
| 1974 | 39° | 33° | 36° | — | — |
| 1973warmest | 54° | 49° | 51° | — | — |
| 1972 | 50° | 36° | 43° | — | — |
| 1971 | 20° | 7° | 13° | 0.03" | — |
53 years of data from CHICAGO GRANT PARK