Weather on June 23
Joliet, IL
55 Years of Data
Avg High
82°F
Avg Low
60°F
Warmest
2025
85°F avg
Coldest
1974
55°F avg
About This Date
June 23rd in Joliet, IL typically brings warm summer weather, with average highs around 82°F and lows near 60°F. Over 53 years of records, the warmest June 23rd was in 2025 (85°F average), while the coldest was 1974 (55°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 26% of June 23rd dates historically, with the wettest June 23rd recording 4.52" of rain. The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.
Planning for June 23rd in Joliet, IL? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 94° | 76° | 85° | — | — |
| 2024 | 91° | 66° | 79° | 3.81" | — |
| 2023 | 85° | 57° | 71° | — | — |
| 2022 | 88° | 63° | 75° | — | — |
| 2021 | 74° | 52° | 63° | — | — |
| 2020 | 83° | 60° | 71° | — | — |
| 2019 | 78° | 52° | 65° | — | — |
| 2018 | 69° | 60° | 65° | 0.64" | — |
| 2017 | 81° | 62° | 71° | 1.32" | — |
| 2016 | 75° | 64° | 70° | 2.16" | — |
| 2015 | 84° | 69° | 77° | 0.25" | — |
| 2014 | 84° | 65° | 74° | 0.51" | — |
| 2013 | 79° | 67° | 73° | — | — |
| 2012 | 84° | 61° | 72° | — | — |
| 2011 | 72° | 44° | 58° | — | — |
| 2010 | 87° | 67° | 77° | 4.52" | — |
| 2009 | 89° | 70° | 79° | — | — |
| 2008 | 81° | 57° | 69° | — | — |
| 2007 | 77° | 62° | 70° | 0.43" | — |
| 2006 | 81° | 62° | 71° | 0.97" | — |
| 2005 | 88° | 62° | 75° | — | — |
| 2004 | 74° | 56° | 65° | — | — |
| 2003 | 86° | 60° | 73° | — | — |
| 2002 | 92° | 68° | 80° | — | — |
| 2001 | 73° | 53° | 63° | — | — |
| 2000 | 83° | 63° | 73° | — | — |
| 1999 | 87° | 65° | 76° | 1.37" | — |
| 1998 | 83° | 66° | 74° | — | — |
| 1997 | 89° | 65° | 77° | — | — |
| 1996 | 82° | 63° | 72° | — | — |
| 1995 | 92° | 67° | 79° | — | — |
| 1994 | 89° | 60° | 75° | — | — |
| 1993 | 87° | 68° | 78° | — | — |
| 1992 | 64° | 46° | 55° | — | — |
| 1991 | 78° | 62° | 70° | — | — |
| 1990 | 72° | 59° | 65° | 1.02" | — |
| 1988 | 97° | 68° | 82° | — | — |
| 1987 | 83° | 62° | 72° | — | — |
| 1986 | 90° | 60° | 75° | — | — |
| 1985 | 81° | 57° | 69° | — | — |
| 1984 | 82° | 61° | 71° | 1.5" | — |
| 1983 | 91° | 65° | 78° | — | — |
| 1982 | 74° | 48° | 61° | — | — |
| 1981 | 81° | 57° | 69° | — | — |
| 1980 | 86° | 59° | 73° | — | — |
| 1979 | 83° | 51° | 67° | — | — |
| 1978 | 82° | 58° | 70° | — | — |
| 1977 | 78° | 58° | 68° | — | — |
| 1976 | 78° | 60° | 69° | 0.91" | — |
| 1974coldest | 63° | 48° | 55° | — | — |
| 1973 | 88° | 59° | 73° | — | — |
| 1972 | 70° | 42° | 56° | — | — |
| 1971 | 86° | 62° | 74° | 0.23" | — |
53 years of data from JOLIET