Weather on September 22
Naperville, IL
55 Years of Data
Avg High
75°F
Avg Low
51°F
Warmest
2017
80°F avg
Coldest
1995
43°F avg
About This Date
September 22nd in Naperville, IL typically brings pleasant fall weather, with average highs around 75°F and lows near 51°F. Over 55 years of records, the warmest September 22nd was in 2017 (80°F average), while the coldest was 1995 (43°F) — a 37°F range across recorded history. Rain or other precipitation has occurred on about 36% of September 22nd dates historically, with the wettest September 22nd recording 2.77" of rain. The last decade has been 5.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.0°F warmer on this date compared to 20-30 years ago.
Planning for September 22nd in Naperville, IL? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
2.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 83° | 62° | 72° | 0.03" | — |
| 2024 | 91° | 53° | 72° | — | — |
| 2023 | 75° | 60° | 68° | 0.58" | — |
| 2022 | 85° | 52° | 68° | — | — |
| 2021 | 69° | 55° | 62° | 0.3" | — |
| 2020 | 74° | 48° | 61° | — | — |
| 2019 | 79° | 69° | 74° | 1.6" | — |
| 2018 | 76° | 50° | 63° | — | — |
| 2017warmest | 94° | 67° | 80° | — | — |
| 2016 | 74° | 61° | 67° | 1.5" | — |
| 2015 | 75° | 48° | 62° | — | — |
| 2014 | 67° | 40° | 53° | — | — |
| 2013 | 67° | 41° | 54° | — | — |
| 2012 | — | 43° | — | 0.51" | — |
| 2011 | 71° | 50° | 61° | — | — |
| 2010 | 88° | 61° | 74° | 0.48" | — |
| 2009 | 76° | 59° | 67° | 0.15" | — |
| 2008 | 82° | 55° | 69° | — | — |
| 2007 | 89° | 49° | 69° | — | — |
| 2006 | 71° | 57° | 64° | 0.05" | — |
| 2005 | 87° | 66° | 77° | 0.33" | — |
| 2004 | 83° | 47° | 65° | — | — |
| 2003 | 76° | 61° | 68° | 0.64" | — |
| 2002 | 82° | 50° | 66° | 0.53" | — |
| 2001 | 78° | 49° | 63° | 0.05" | — |
| 2000 | 67° | 50° | 58° | — | — |
| 1999 | 77° | 38° | 57° | — | — |
| 1998 | 71° | 54° | 62° | — | — |
| 1997 | 69° | 47° | 58° | — | — |
| 1996 | 75° | 52° | 63° | — | — |
| 1995coldest | 52° | 35° | 43° | 0.64" | — |
| 1994 | 82° | 60° | 71° | — | — |
| 1993 | 76° | 51° | 63° | — | — |
| 1992 | 71° | 50° | 61° | — | — |
| 1991 | 67° | 51° | 59° | — | — |
| 1990 | 73° | 45° | 59° | 2.77" | — |
| 1989 | 79° | 56° | 67° | — | — |
| 1988 | 83° | 60° | 71° | 1.96" | — |
| 1987 | 69° | 50° | 60° | — | — |
| 1986 | 89° | 68° | 79° | 2.21" | — |
| 1985 | 73° | 61° | 67° | 0.03" | — |
| 1984 | 81° | 59° | 70° | — | — |
| 1983 | 57° | 37° | 47° | — | — |
| 1982 | 68° | 40° | 54° | — | — |
| 1981 | 68° | 49° | 58° | — | — |
| 1980 | 82° | 65° | 73° | — | — |
| 1979 | 68° | 40° | 54° | — | — |
| 1978 | 69° | 44° | 57° | 0.08" | — |
| 1977 | 67° | 48° | 57° | — | — |
| 1976 | 72° | 30° | 51° | — | — |
| 1975 | 66° | 48° | 57° | — | — |
| 1974 | 58° | 31° | 44° | — | — |
| 1973 | 76° | 59° | 67° | 1.02" | — |
| 1972 | 70° | 40° | 55° | — | — |
| 1971 | 73° | 41° | 57° | — | — |
55 years of data from WHEATON 3 SE