Weather on January 15
Chicago, IL
55 Years of Data
Avg High
29°F
Avg Low
18°F
Warmest
1990
41°F avg
Coldest
1972
-8°F avg
About This Date
January 15th in Chicago, IL typically brings very cold winter weather, with average highs around 29°F and lows near 18°F. Over 53 years of records, the warmest January 15th was in 1990 (41°F average), while the coldest was 1972 (-8°F) — a 49°F range across recorded history. Precipitation has occurred on 13% of recorded January 15th dates, with snow falling 9% of the time (heaviest snowfall: 2.5"). Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for January 15th in Chicago, IL? Bundle up with warm layers and protect extremities from the cold.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 25° | 16° | 20° | — | — |
| 2025 | 20° | 8° | 14° | — | — |
| 2024 | 5° | -9° | -2° | — | — |
| 2023 | 42° | 26° | 34° | — | — |
| 2022 | 25° | 21° | 23° | — | — |
| 2021 | 39° | 30° | 35° | — | — |
| 2020 | 37° | 30° | 34° | — | — |
| 2019 | 32° | 25° | 28° | — | — |
| 2018 | 24° | 10° | 17° | — | — |
| 2017 | 34° | 25° | 29° | — | — |
| 2016 | 44° | 31° | 37° | — | — |
| 2015 | 36° | 17° | 26° | — | — |
| 2014 | 23° | 17° | 20° | — | — |
| 2013 | 32° | 21° | 27° | — | — |
| 2012 | 34° | 18° | 26° | — | — |
| 2011 | 29° | 23° | 26° | — | — |
| 2010 | 36° | 27° | 31° | — | — |
| 2009 | 5° | -8° | -1° | — | — |
| 2008 | 29° | 17° | 23° | — | — |
| 2007 | 34° | 23° | 28° | — | — |
| 2006 | 40° | 30° | 35° | — | — |
| 2005 | 16° | 6° | 11° | — | — |
| 2004 | 25° | 15° | 20° | — | — |
| 2003 | 22° | 5° | 13° | — | — |
| 2002 | 35° | 31° | 33° | — | — |
| 2001 | 36° | 32° | 34° | 0.03" | — |
| 2000 | 44° | 28° | 36° | — | — |
| 1999 | 30° | 17° | 24° | — | — |
| 1998 | 31° | 25° | 28° | — | — |
| 1994 | 3° | -16° | -6° | — | — |
| 1993 | 28° | 22° | 25° | — | — |
| 1992 | 25° | 17° | 21° | 0.41" | 2.5" |
| 1991 | 40° | 31° | 35° | — | — |
| 1990warmest | 49° | 34° | 41° | — | — |
| 1989 | 34° | 28° | 31° | 0.05" | — |
| 1988 | 32° | 19° | 26° | 0.03" | 0.2" |
| 1987 | 45° | 36° | 40° | — | — |
| 1986 | 34° | 18° | 26° | — | — |
| 1985 | 26° | 6° | 16° | — | — |
| 1984 | 29° | 15° | 22° | 0.05" | 0.5" |
| 1983 | 34° | 20° | 27° | 0.36" | 1" |
| 1982 | 15° | 5° | 10° | — | — |
| 1981 | 30° | 24° | 27° | 0.1" | 0.3" |
| 1980 | 40° | 33° | 36° | — | — |
| 1979 | 5° | -13° | -4° | — | — |
| 1978 | 25° | 9° | 17° | — | — |
| 1977 | 24° | 10° | 17° | — | — |
| 1976 | 34° | 16° | 25° | — | — |
| 1975 | 29° | 20° | 24° | — | — |
| 1974 | 42° | 30° | 36° | — | — |
| 1973 | 38° | 35° | 36° | — | — |
| 1972coldest | -5° | -12° | -8° | — | — |
| 1971 | 22° | 8° | 15° | — | — |
53 years of data from CHICAGO GRANT PARK