Weather on September 4
Chicago, IL
55 Years of Data
About This Date
September 4th in Chicago, IL typically brings pleasant fall weather, with average highs around 78°F and lows near 63°F. Over 53 years of records, the warmest September 4th was in 2007 (83°F average), while the coldest was 2025 (58°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 13% of September 4th dates historically, with the wettest September 4th recording 3.94" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for September 4th in Chicago, IL? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025coldest | 66° | 50° | 58° | — | — |
| 2024 | 76° | 61° | 68° | — | — |
| 2023 | 93° | 71° | 82° | — | — |
| 2022 | 71° | 67° | 69° | — | — |
| 2021 | 74° | 64° | 69° | — | — |
| 2020 | 78° | 60° | 69° | — | — |
| 2019 | 70° | 61° | 65° | — | — |
| 2018 | 92° | 72° | 82° | — | — |
| 2017 | 82° | 66° | 74° | — | — |
| 2016 | 78° | 63° | 70° | — | — |
| 2015 | 74° | 68° | 71° | — | — |
| 2014 | 85° | 69° | 77° | — | — |
| 2013 | 83° | 63° | 73° | — | — |
| 2012 | 87° | 68° | 78° | — | — |
| 2011 | 77° | 62° | 70° | — | — |
| 2010 | 70° | 56° | 63° | — | — |
| 2009 | 71° | 63° | 67° | — | — |
| 2008 | 70° | 65° | 67° | — | — |
| 2007warmest | 94° | 73° | 83° | — | — |
| 2006 | 70° | 63° | 66° | — | — |
| 2005 | 77° | 67° | 72° | — | — |
| 2004 | 84° | 68° | 76° | — | — |
| 2003 | 72° | 59° | 65° | — | — |
| 2002 | 85° | 62° | 73° | — | — |
| 2001 | 76° | 64° | 70° | — | — |
| 2000 | 72° | 62° | 67° | 0.05" | — |
| 1999 | 91° | 69° | 80° | — | — |
| 1998 | 78° | 66° | 72° | — | — |
| 1997 | 69° | 49° | 59° | — | — |
| 1994 | 69° | 56° | 62° | 0.1" | — |
| 1993 | 72° | 58° | 65° | — | — |
| 1992 | 82° | 57° | 70° | — | — |
| 1991 | 87° | 65° | 76° | 3.94" | — |
| 1990 | 89° | 66° | 78° | — | — |
| 1989 | 77° | 60° | 69° | — | — |
| 1988 | 84° | 62° | 73° | 0.28" | — |
| 1987 | 72° | 58° | 65° | — | — |
| 1986 | 84° | 69° | 77° | 0.23" | — |
| 1985 | 85° | 73° | 79° | — | — |
| 1984 | 70° | 55° | 62° | — | — |
| 1983 | 91° | 68° | 80° | — | — |
| 1982 | 77° | 54° | 65° | — | — |
| 1981 | 74° | 63° | 68° | 0.41" | — |
| 1980 | 84° | 70° | 77° | — | — |
| 1979 | 76° | 60° | 68° | — | — |
| 1978 | 76° | 60° | 68° | — | — |
| 1977 | 83° | 65° | 74° | — | — |
| 1976 | 80° | 69° | 75° | — | — |
| 1975 | 72° | 65° | 68° | — | — |
| 1974 | 62° | 55° | 59° | — | — |
| 1973 | 81° | 65° | 73° | — | — |
| 1972 | 65° | 57° | 61° | — | — |
| 1971 | 87° | 71° | 79° | 0.97" | — |
Chicago, IL Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Chicago, IL Monthly Precipitation
Average rainfall per month, in inches.
Chicago, IL Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Chicago, IL
Chicago, IL has no months that meet our "pleasant" threshold — every season has tradeoffs.