Weather on October 4
Joliet, IL
55 Years of Data
Avg High
70°F
Avg Low
48°F
Warmest
2005
78°F avg
Coldest
1980
41°F avg
About This Date
October 4th in Joliet, IL typically brings pleasant fall weather, with average highs around 70°F and lows near 48°F. Over 55 years of records, the warmest October 4th was in 2005 (78°F average), while the coldest was 1980 (41°F) — a 37°F range across recorded history. Rain or other precipitation has occurred on about 33% of October 4th dates historically, with the wettest October 4th recording 4.83" of rain. The last decade has been 5.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.5°F warmer on this date compared to 20-30 years ago.
Planning for October 4th in Joliet, IL? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 89° | 60° | 74° | — | — |
| 2024 | 78° | 48° | 63° | 0.38" | — |
| 2023 | 85° | 60° | 72° | — | — |
| 2022 | 70° | 43° | 56° | — | — |
| 2021 | 76° | 63° | 69° | — | — |
| 2020 | 56° | 37° | 46° | 0.13" | — |
| 2019 | 65° | 45° | 55° | — | — |
| 2018 | 87° | 61° | 74° | 0.18" | — |
| 2017 | 77° | 66° | 72° | 0.23" | — |
| 2016 | 76° | 60° | 68° | — | — |
| 2015 | 54° | 48° | 51° | — | — |
| 2014 | 59° | 38° | 48° | 0.38" | — |
| 2013 | 78° | 65° | 71° | 1.04" | — |
| 2012 | 64° | 56° | 60° | 0.15" | — |
| 2011 | 70° | 40° | 55° | — | — |
| 2010 | 61° | 39° | 50° | — | — |
| 2009 | 50° | 48° | 49° | — | — |
| 2008 | 62° | 39° | 51° | — | — |
| 2007 | 76° | 55° | 65° | — | — |
| 2006 | 86° | 60° | 73° | — | — |
| 2005warmest | 86° | 70° | 78° | — | — |
| 2004 | 70° | 37° | 53° | — | — |
| 2003 | 56° | 37° | 46° | 0.38" | — |
| 2002 | 74° | 60° | 67° | 0.03" | — |
| 2001 | 78° | 53° | 66° | — | — |
| 2000 | 81° | 54° | 67° | 3.1" | — |
| 1999 | 47° | 42° | 44° | 2.01" | — |
| 1998 | 57° | 49° | 53° | 0.1" | — |
| 1997 | 87° | 57° | 72° | — | — |
| 1996 | 57° | 40° | 48° | — | — |
| 1995 | 69° | 47° | 58° | — | — |
| 1994 | 65° | 50° | 57° | — | — |
| 1993 | 70° | 42° | 56° | — | — |
| 1992 | 81° | 56° | 68° | — | — |
| 1991 | 65° | 46° | 55° | 4.83" | — |
| 1990 | 82° | 43° | 62° | 1.5" | — |
| 1989 | 56° | 34° | 45° | — | — |
| 1988 | 65° | 41° | 53° | — | — |
| 1987 | 56° | 33° | 44° | — | — |
| 1986 | 73° | 61° | 67° | 1.02" | — |
| 1985 | 69° | 40° | 54° | — | — |
| 1984 | 76° | 44° | 60° | — | — |
| 1983 | 79° | 58° | 68° | — | — |
| 1982 | 75° | 46° | 61° | — | — |
| 1981 | 68° | 36° | 52° | 0.46" | — |
| 1980coldest | 49° | 34° | 41° | — | — |
| 1979 | 60° | 40° | 50° | 0.05" | — |
| 1978 | 68° | 43° | 55° | — | — |
| 1977 | 65° | 38° | 51° | — | — |
| 1976 | 84° | 53° | 69° | — | — |
| 1975 | 68° | 43° | 55° | — | — |
| 1974 | 79° | 48° | 63° | — | — |
| 1973 | 79° | 50° | 64° | 0.25" | — |
| 1972 | 76° | 52° | 64° | — | — |
| 1971 | 71° | 49° | 60° | — | — |
55 years of data from JOLIET