Weather on September 4
Joliet, IL
55 Years of Data
Avg High
81°F
Avg Low
59°F
Warmest
1971
81°F avg
Coldest
1997
57°F avg
About This Date
September 4th in Joliet, IL typically brings warm fall weather, with average highs around 81°F and lows near 59°F. Over 54 years of records, the warmest September 4th was in 1971 (81°F average), while the coldest was 1997 (57°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 22% of September 4th dates historically, with the wettest September 4th recording 3.15" of rain. The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
Planning for September 4th in Joliet, IL? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 67° | 49° | 58° | — | — |
| 2024 | 76° | 57° | 66° | — | — |
| 2023 | 90° | 63° | 76° | — | — |
| 2022 | 85° | 67° | 76° | — | — |
| 2021 | 80° | 61° | 70° | — | — |
| 2020 | 85° | 53° | 69° | — | — |
| 2019 | 81° | 60° | 70° | 2.03" | — |
| 2018 | 87° | 70° | 78° | 3.15" | — |
| 2017 | 81° | 48° | 64° | — | — |
| 2016 | 77° | 58° | 67° | — | — |
| 2015 | 91° | 69° | 80° | — | — |
| 2014 | 83° | 62° | 72° | 0.03" | — |
| 2013 | 74° | 57° | 65° | — | — |
| 2012 | 88° | 71° | 79° | — | — |
| 2011 | 89° | 64° | 77° | 2.41" | — |
| 2010 | — | 53° | — | 0.05" | — |
| 2009 | 78° | 46° | 62° | — | — |
| 2008 | 75° | 65° | 70° | 0.25" | — |
| 2007 | 84° | 59° | 72° | — | — |
| 2006 | 76° | 58° | 67° | 0.23" | — |
| 2005 | 84° | 56° | 70° | — | — |
| 2004 | 83° | 66° | 74° | — | — |
| 2003 | 81° | 56° | 68° | — | — |
| 2002 | 83° | 57° | 70° | — | — |
| 2001 | 84° | 60° | 72° | — | — |
| 2000 | 84° | 68° | 76° | — | — |
| 1999 | 91° | 67° | 79° | — | — |
| 1998 | 86° | 57° | 72° | 0.03" | — |
| 1997coldest | 67° | 47° | 57° | — | — |
| 1996 | 86° | 65° | 75° | — | — |
| 1995 | 81° | 58° | 69° | — | — |
| 1994 | 71° | 54° | 62° | — | — |
| 1993 | 75° | 55° | 65° | 0.03" | — |
| 1992 | 79° | 55° | 67° | — | — |
| 1991 | 80° | 56° | 68° | — | — |
| 1990 | 82° | 63° | 72° | — | — |
| 1989 | 75° | 54° | 64° | — | — |
| 1988 | 82° | 58° | 70° | — | — |
| 1987 | 73° | 53° | 63° | — | — |
| 1986 | 83° | 61° | 72° | — | — |
| 1985 | 86° | 69° | 78° | — | — |
| 1984 | 70° | 48° | 59° | — | — |
| 1983 | 88° | 59° | 73° | — | — |
| 1982 | 75° | 47° | 61° | — | — |
| 1981 | 68° | 59° | 64° | 0.05" | — |
| 1980 | 82° | 59° | 71° | — | — |
| 1979 | 81° | 56° | 68° | — | — |
| 1978 | 86° | 50° | 68° | — | — |
| 1977 | 78° | 59° | 69° | — | — |
| 1976 | 84° | 62° | 73° | — | — |
| 1975 | 86° | 62° | 74° | — | — |
| 1974 | 71° | 46° | 59° | — | — |
| 1973 | 88° | 68° | 78° | 2.24" | — |
| 1971warmest | 92° | 70° | 81° | 0.2" | — |
54 years of data from JOLIET