Weather on September 30
Elgin, IL
55 Years of Data
Avg High
70°F
Avg Low
47°F
Warmest
1971
75°F avg
Coldest
1993
41°F avg
About This Date
September 30th in Elgin, IL typically brings pleasant fall weather, with average highs around 70°F and lows near 47°F. Over 54 years of records, the warmest September 30th was in 1971 (75°F average), while the coldest was 1993 (41°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 26% of September 30th dates historically, with the wettest September 30th recording 3.68" of rain. The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.
Planning for September 30th in Elgin, IL? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 90° | 57° | 73° | — | — |
| 2024 | 77° | 58° | 67° | — | — |
| 2023 | 74° | 54° | 64° | — | — |
| 2022 | 65° | 38° | 51° | — | — |
| 2021 | 84° | 51° | 68° | — | — |
| 2020 | 57° | 43° | 50° | — | — |
| 2019 | 66° | 55° | 61° | 0.23" | — |
| 2018 | 57° | 36° | 46° | 0.15" | — |
| 2017 | 71° | 45° | 58° | — | — |
| 2016 | 66° | 59° | 63° | 0.41" | — |
| 2015 | 62° | 48° | 55° | 0.76" | — |
| 2014 | 83° | 47° | 65° | 0.03" | — |
| 2013 | 82° | 43° | 62° | — | — |
| 2012 | 80° | 44° | 62° | — | — |
| 2011 | 67° | 48° | 57° | — | — |
| 2010 | 75° | 48° | 62° | — | — |
| 2009 | 57° | 44° | 51° | — | — |
| 2008 | 63° | 49° | 56° | 1.4" | — |
| 2007 | 81° | 46° | 63° | — | — |
| 2006 | 59° | 41° | 50° | — | — |
| 2005 | 63° | 39° | 51° | — | — |
| 2004 | 69° | 38° | 53° | — | — |
| 2003 | 59° | 38° | 48° | — | — |
| 2002 | 85° | 62° | 73° | — | — |
| 2001 | 68° | 44° | 56° | — | — |
| 2000 | 75° | 48° | 62° | — | — |
| 1999 | 64° | 40° | 52° | — | — |
| 1998 | 80° | 55° | 68° | 0.28" | — |
| 1997 | 75° | 54° | 64° | — | — |
| 1996 | 66° | 46° | 56° | — | — |
| 1995 | 77° | 50° | 64° | — | — |
| 1994 | 69° | 42° | 56° | — | — |
| 1993coldest | 52° | 31° | 41° | — | — |
| 1992 | 63° | 34° | 48° | — | — |
| 1991 | 66° | 38° | 52° | — | — |
| 1990 | 63° | 47° | 55° | 0.05" | — |
| 1989 | 73° | 41° | 57° | — | — |
| 1988 | 78° | 55° | 67° | — | — |
| 1987 | 66° | 46° | 56° | — | — |
| 1986 | 74° | 63° | 68° | 3.68" | — |
| 1985 | — | 49° | — | 0.3" | — |
| 1984 | 56° | 30° | 43° | — | — |
| 1983 | 81° | 49° | 65° | — | — |
| 1982 | 82° | 54° | 68° | — | — |
| 1981 | — | 42° | — | 0.51" | — |
| 1980 | 75° | 47° | 61° | — | — |
| 1979 | 83° | 54° | 68° | — | — |
| 1978 | 74° | 44° | 59° | 0.76" | — |
| 1977 | 74° | 50° | 62° | — | — |
| 1976 | 68° | 46° | 57° | — | — |
| 1975 | 59° | 47° | 53° | 0.36" | — |
| 1974 | 57° | 37° | 47° | — | — |
| 1973 | 62° | 55° | 59° | 0.38" | — |
| 1971warmest | 88° | 62° | 75° | — | — |
54 years of data from ELGIN WATER