Weather on August 22
Joliet, IL
55 Years of Data
Avg High
82°F
Avg Low
62°F
Warmest
2003
83°F avg
Coldest
1977
63°F avg
About This Date
August 22nd in Joliet, IL typically brings warm summer weather, with average highs around 82°F and lows near 62°F. Over 53 years of records, the warmest August 22nd was in 2003 (83°F average), while the coldest was 1977 (63°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 26% of August 22nd dates historically, with the wettest August 22nd recording 2.67" 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 August 22nd in Joliet, IL? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 60° | 71° | — | — |
| 2024 | 76° | 53° | 64° | — | — |
| 2023 | 86° | 67° | 76° | — | — |
| 2022 | 80° | 62° | 71° | — | — |
| 2021 | 85° | 70° | 77° | 0.13" | — |
| 2020 | 83° | 61° | 72° | — | — |
| 2019 | 81° | 64° | 72° | — | — |
| 2018 | 77° | 57° | 67° | 0.2" | — |
| 2017 | 82° | 68° | 75° | 1.73" | — |
| 2016 | 75° | 56° | 65° | — | — |
| 2015 | 81° | 56° | 68° | — | — |
| 2014 | 83° | 70° | 76° | 2.29" | — |
| 2013 | 89° | 66° | 78° | 0.89" | — |
| 2012 | 80° | 56° | 68° | — | — |
| 2011 | 79° | 60° | 69° | — | — |
| 2010 | 85° | 69° | 77° | — | — |
| 2009 | 73° | 57° | 65° | 0.23" | — |
| 2008 | 77° | 67° | 72° | 0.03" | — |
| 2007 | 84° | 70° | 77° | 1.02" | — |
| 2006 | 80° | 60° | 70° | — | — |
| 2005 | 82° | 63° | 72° | — | — |
| 2004 | 74° | 52° | 63° | — | — |
| 2003warmest | 95° | 71° | 83° | — | — |
| 2002 | 87° | 64° | 76° | 0.05" | — |
| 2001 | 80° | 58° | 69° | — | — |
| 2000 | 80° | 56° | 68° | — | — |
| 1999 | 79° | 56° | 67° | — | — |
| 1998 | 90° | 74° | 82° | — | — |
| 1997 | 72° | 55° | 63° | — | — |
| 1996 | 89° | 71° | 80° | 0.08" | — |
| 1995 | 89° | 65° | 77° | — | — |
| 1994 | 77° | 58° | 67° | — | — |
| 1993 | 81° | 64° | 72° | — | — |
| 1992 | 80° | 53° | 67° | — | — |
| 1991 | 91° | 65° | 78° | — | — |
| 1990 | 73° | 68° | 71° | 0.03" | — |
| 1989 | 85° | 62° | 73° | — | — |
| 1988 | 80° | 65° | 72° | — | — |
| 1986 | 84° | 57° | 71° | — | — |
| 1985 | 77° | 50° | 64° | — | — |
| 1984 | 86° | 57° | 72° | — | — |
| 1983 | 95° | 67° | 81° | — | — |
| 1982 | 80° | 57° | 69° | — | — |
| 1981 | 82° | 60° | 71° | — | — |
| 1980 | 84° | 58° | 71° | — | — |
| 1979 | 79° | 66° | 72° | 0.53" | — |
| 1978 | 80° | 57° | 69° | — | — |
| 1977coldest | 74° | 53° | 63° | 0.86" | — |
| 1976 | 79° | 53° | 66° | — | — |
| 1974 | 92° | 67° | 79° | — | — |
| 1973 | 82° | 57° | 70° | — | — |
| 1972 | 89° | 67° | 78° | 2.67" | — |
| 1971 | 93° | 65° | 79° | — | — |
53 years of data from JOLIET