Weather on August 4
Joliet, IL
55 Years of Data
Avg High
84°F
Avg Low
62°F
Warmest
1988
87°F avg
Coldest
1974
62°F avg
About This Date
August 4th in Joliet, IL typically brings warm summer weather, with average highs around 84°F and lows near 62°F. Over 53 years of records, the warmest August 4th was in 1988 (87°F average), while the coldest was 1974 (62°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 36% of August 4th dates historically, with the wettest August 4th recording 7.24" of rain. The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.
Planning for August 4th in Joliet, IL? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 84° | 65° | 75° | — | — |
| 2024 | 90° | 69° | 79° | — | — |
| 2023 | 86° | 67° | 76° | — | — |
| 2022 | 89° | 71° | 80° | 0.25" | — |
| 2021 | 80° | 55° | 68° | — | — |
| 2020 | 72° | 57° | 64° | — | — |
| 2019 | 86° | 62° | 74° | — | — |
| 2018 | 87° | 60° | 74° | — | — |
| 2017 | 81° | 54° | 67° | 3.84" | — |
| 2016 | 87° | 70° | 78° | — | — |
| 2015 | 82° | 59° | 71° | — | — |
| 2014 | 85° | 60° | 72° | — | — |
| 2013 | 82° | 58° | 70° | — | — |
| 2012 | 93° | 66° | 80° | — | — |
| 2011 | 87° | 67° | 77° | — | — |
| 2010 | 86° | 67° | 76° | 1.22" | — |
| 2009 | 82° | 64° | 73° | — | — |
| 2008 | 82° | 63° | 72° | — | — |
| 2007 | 88° | 66° | 77° | — | — |
| 2006 | 95° | 64° | 80° | 0.2" | — |
| 2005 | 89° | 72° | 80° | 0.03" | — |
| 2004 | 91° | 67° | 79° | 2.92" | — |
| 2003 | 82° | 62° | 72° | 5.13" | — |
| 2002 | 89° | 63° | 76° | — | — |
| 2001 | 94° | 63° | 78° | — | — |
| 2000 | 75° | 56° | 65° | — | — |
| 1999 | 83° | 60° | 71° | — | — |
| 1998 | 86° | 75° | 81° | 7.24" | — |
| 1997 | 91° | 68° | 80° | — | — |
| 1996 | 82° | 59° | 71° | — | — |
| 1995 | 78° | 71° | 75° | 0.86" | — |
| 1994 | 86° | 61° | 73° | 0.99" | — |
| 1993 | 80° | 55° | 68° | 0.03" | — |
| 1992 | 78° | 54° | 66° | 0.03" | — |
| 1991 | 79° | 61° | 70° | — | — |
| 1990 | 85° | 63° | 74° | 3.05" | — |
| 1989 | 89° | 69° | 79° | 0.18" | — |
| 1988warmest | 98° | 75° | 87° | 1.4" | — |
| 1986 | 84° | 53° | 69° | — | — |
| 1985 | 82° | 59° | 71° | — | — |
| 1984 | 85° | 68° | 76° | 0.08" | — |
| 1983 | 92° | 64° | 78° | 0.08" | — |
| 1982 | 92° | 67° | 79° | — | — |
| 1981 | 84° | 67° | 75° | — | — |
| 1980 | 87° | 60° | 74° | — | — |
| 1979 | 86° | 65° | 75° | — | — |
| 1978 | 78° | 50° | 64° | — | — |
| 1977 | 86° | 65° | 75° | — | — |
| 1976 | 79° | 55° | 67° | — | — |
| 1974coldest | 73° | 51° | 62° | 0.13" | — |
| 1973 | 84° | 57° | 71° | — | — |
| 1972 | 74° | 52° | 63° | 0.05" | — |
| 1971 | 71° | 58° | 64° | — | — |
53 years of data from JOLIET