Weather on June 23
Chicago, IL
55 Years of Data
Avg High
79°F
Avg Low
63°F
Warmest
2025
86°F avg
Coldest
1974
53°F avg
About This Date
June 23rd in Chicago, IL typically brings pleasant summer weather, with average highs around 79°F and lows near 63°F. Over 53 years of records, the warmest June 23rd was in 2025 (86°F average), while the coldest was 1974 (53°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 15% of June 23rd dates historically, with the wettest June 23rd recording 1.45" of rain. The last decade has been 4.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.3°F cooler on this date compared to 20-30 years ago.
Planning for June 23rd in Chicago, IL? Great weather for outdoor activities.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 93° | 78° | 86° | — | — |
| 2024 | 78° | 66° | 72° | — | — |
| 2023 | 85° | 69° | 77° | — | — |
| 2022 | 74° | 65° | 69° | — | — |
| 2021 | 79° | 65° | 72° | — | — |
| 2020 | 77° | 60° | 69° | — | — |
| 2019 | 78° | 59° | 69° | — | — |
| 2018 | 71° | 61° | 66° | — | — |
| 2017 | 79° | 63° | 71° | — | — |
| 2016 | 72° | 65° | 68° | — | — |
| 2015 | 76° | 61° | 68° | — | — |
| 2014 | 74° | 61° | 67° | — | — |
| 2013 | 88° | 67° | 77° | — | — |
| 2012 | 78° | 66° | 72° | — | — |
| 2011 | 74° | 65° | 69° | — | — |
| 2010 | 89° | 70° | 79° | — | — |
| 2009 | 86° | 70° | 78° | — | — |
| 2008 | 69° | 62° | 66° | — | — |
| 2007 | 68° | 63° | 65° | — | — |
| 2006 | 67° | 63° | 65° | — | — |
| 2005 | 91° | 62° | 77° | — | — |
| 2004 | 83° | 58° | 70° | 0.2" | — |
| 2003 | 89° | 65° | 77° | — | — |
| 2002 | 93° | 74° | 83° | — | — |
| 2001 | 73° | 53° | 63° | — | — |
| 2000 | 87° | 64° | 76° | 0.2" | — |
| 1999 | 87° | 72° | 79° | 0.13" | — |
| 1998 | 87° | 66° | 77° | — | — |
| 1997 | 94° | 74° | 84° | — | — |
| 1994 | 85° | 65° | 75° | 1.45" | — |
| 1993 | 79° | 62° | 70° | — | — |
| 1992 | 73° | 55° | 64° | 0.05" | — |
| 1991 | 72° | 62° | 67° | — | — |
| 1990 | 74° | 54° | 64° | 1.32" | — |
| 1989 | 92° | 74° | 83° | — | — |
| 1988 | 98° | 66° | 82° | — | — |
| 1987 | 80° | 62° | 71° | — | — |
| 1986 | 87° | 66° | 77° | — | — |
| 1985 | 84° | 67° | 75° | 0.43" | — |
| 1984 | 78° | 62° | 70° | — | — |
| 1983 | 93° | 67° | 80° | — | — |
| 1982 | 69° | 50° | 60° | — | — |
| 1981 | 76° | 57° | 66° | — | — |
| 1980 | 88° | 65° | 76° | — | — |
| 1979 | 70° | 49° | 59° | — | — |
| 1978 | 76° | 59° | 67° | — | — |
| 1977 | 77° | 59° | 68° | — | — |
| 1976 | 67° | 60° | 63° | — | — |
| 1975 | 82° | 68° | 75° | — | — |
| 1974coldest | 55° | 51° | 53° | — | — |
| 1973 | 73° | 62° | 68° | — | — |
| 1972 | 59° | 49° | 54° | — | — |
| 1971 | 84° | 66° | 75° | 0.51" | — |
53 years of data from CHICAGO GRANT PARK