Weather on June 18
Chicago, IL
55 Years of Data
Avg High
82°F
Avg Low
63°F
Warmest
1984
84°F avg
Coldest
2019
58°F avg
About This Date
June 18th in Chicago, IL typically brings warm summer weather, with average highs around 82°F and lows near 63°F. Over 53 years of records, the warmest June 18th was in 1984 (84°F average), while the coldest was 2019 (58°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 19% of June 18th dates historically, with the wettest June 18th recording 5.13" of rain. 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 June 18th in Chicago, IL? Stay hydrated and seek shade during peak afternoon hours.
Cooling Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 72° | 65° | 68° | — | — |
| 2024 | 91° | 77° | 84° | — | — |
| 2023 | 86° | 62° | 74° | — | — |
| 2022 | 66° | 57° | 62° | — | — |
| 2021 | 82° | 65° | 73° | — | — |
| 2020 | 75° | 63° | 69° | — | — |
| 2019coldest | 63° | 54° | 58° | — | — |
| 2018 | 93° | 62° | 78° | — | — |
| 2017 | 78° | 70° | 74° | — | — |
| 2016 | 77° | 62° | 70° | — | — |
| 2015 | 81° | 55° | 68° | — | — |
| 2014 | 83° | 57° | 70° | — | — |
| 2013 | 62° | 55° | 59° | — | — |
| 2012 | 93° | 75° | 84° | — | — |
| 2011 | 76° | 62° | 69° | — | — |
| 2010 | 91° | 68° | 80° | — | — |
| 2009 | 76° | 62° | 69° | — | — |
| 2008 | 70° | 59° | 64° | — | — |
| 2007 | 89° | 73° | 81° | — | — |
| 2006 | 79° | 71° | 75° | — | — |
| 2005 | 66° | 56° | 61° | — | — |
| 2004 | 82° | 63° | 72° | — | — |
| 2003 | 89° | 61° | 75° | 1.91" | — |
| 2002 | 84° | 60° | 72° | — | — |
| 2001 | 93° | 69° | 81° | 0.25" | — |
| 2000 | 75° | 58° | 66° | 0.03" | — |
| 1999 | 74° | 51° | 62° | — | — |
| 1998 | 90° | 65° | 77° | 1.04" | — |
| 1997 | 80° | 57° | 69° | — | — |
| 1994 | 91° | 74° | 82° | — | — |
| 1993 | 93° | 70° | 81° | 1.98" | — |
| 1992 | 89° | 64° | 77° | 5.13" | — |
| 1991 | 82° | 64° | 73° | — | — |
| 1990 | 93° | 70° | 81° | — | — |
| 1989 | 79° | 63° | 71° | — | — |
| 1988 | 89° | 61° | 75° | — | — |
| 1987 | 92° | 72° | 82° | — | — |
| 1986 | 79° | 54° | 66° | — | — |
| 1985 | 79° | 58° | 68° | — | — |
| 1984warmest | 94° | 74° | 84° | — | — |
| 1983 | 71° | 60° | 66° | — | — |
| 1982 | 77° | 55° | 66° | — | — |
| 1981 | 82° | 63° | 72° | — | — |
| 1980 | 79° | 55° | 67° | — | — |
| 1979 | 71° | 55° | 63° | 1.32" | — |
| 1978 | 90° | 66° | 78° | 4.85" | — |
| 1977 | 91° | 68° | 80° | 1.4" | — |
| 1976 | 82° | 61° | 71° | — | — |
| 1975 | 86° | 68° | 77° | — | — |
| 1974 | 80° | 58° | 69° | — | — |
| 1973 | 83° | 66° | 74° | — | — |
| 1972 | 64° | 54° | 59° | — | — |
| 1971 | 93° | 66° | 80° | 1.8" | — |
53 years of data from CHICAGO GRANT PARK