Weather on October 15
Elgin, IL
55 Years of Data
Avg High
63°F
Avg Low
41°F
Warmest
1975
71°F avg
Coldest
1986
37°F avg
About This Date
October 15th in Elgin, IL typically brings mild fall weather, with average highs around 63°F and lows near 41°F. Over 54 years of records, the warmest October 15th was in 1975 (71°F average), while the coldest was 1986 (37°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 41% of October 15th dates historically, with the wettest October 15th recording 6.86" 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 October 15th in Elgin, IL? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Cooling Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | — | — | 0.15" | — |
| 2024 | 58° | 38° | 48° | — | — |
| 2023 | 56° | 44° | 50° | 0.46" | — |
| 2022 | 57° | 33° | 45° | 0.03" | — |
| 2021 | 72° | 46° | 59° | 0.05" | — |
| 2020 | 78° | 44° | 61° | — | — |
| 2019 | 54° | 33° | 43° | — | — |
| 2018 | 52° | 29° | 40° | 0.51" | — |
| 2017 | 66° | 57° | 62° | 6.86" | — |
| 2016 | 65° | 34° | 49° | — | — |
| 2015 | 64° | 39° | 52° | — | — |
| 2014 | 64° | 50° | 57° | 1.57" | — |
| 2013 | 62° | 40° | 51° | — | — |
| 2012 | 68° | 41° | 55° | 1.14" | — |
| 2011 | 60° | 45° | 52° | — | — |
| 2010 | 66° | 38° | 52° | — | — |
| 2009 | 48° | 40° | 44° | 0.69" | — |
| 2008 | 67° | 50° | 58° | 0.03" | — |
| 2007 | 61° | 46° | 53° | 0.53" | — |
| 2006 | 51° | 26° | 39° | — | — |
| 2005 | 77° | 44° | 61° | — | — |
| 2004 | 55° | 44° | 50° | 0.38" | — |
| 2003 | 59° | 37° | 48° | 1.32" | — |
| 2002 | 57° | 30° | 44° | — | — |
| 2001 | 60° | 42° | 51° | 0.3" | — |
| 2000 | 75° | 58° | 66° | — | — |
| 1999 | 60° | 34° | 47° | — | — |
| 1998 | 59° | 35° | 47° | 0.2" | — |
| 1997 | 48° | 29° | 38° | — | — |
| 1996 | 62° | 47° | 54° | — | — |
| 1995 | 50° | 35° | 43° | 0.08" | — |
| 1994 | 67° | 48° | 57° | — | — |
| 1993 | 62° | 40° | 51° | — | — |
| 1992 | 64° | 46° | 55° | 1.6" | — |
| 1991 | 54° | 34° | 44° | — | — |
| 1990 | 62° | 40° | 51° | 0.99" | — |
| 1989 | 83° | 52° | 67° | — | — |
| 1988 | 70° | 42° | 56° | — | — |
| 1987 | 65° | 44° | 54° | — | — |
| 1986coldest | 46° | 29° | 37° | — | — |
| 1985 | 60° | 46° | 53° | 0.08" | — |
| 1984 | 70° | 60° | 65° | 1.73" | — |
| 1983 | — | 33° | — | — | — |
| 1982 | 60° | 43° | 51° | — | — |
| 1981 | — | 52° | — | — | — |
| 1980 | 63° | 43° | 53° | 0.03" | — |
| 1979 | 56° | 29° | 42° | — | — |
| 1978 | 49° | 32° | 40° | — | — |
| 1977 | 66° | 35° | 51° | — | — |
| 1976 | 68° | 34° | 51° | — | — |
| 1975warmest | 89° | 53° | 71° | 1.57" | — |
| 1974 | 56° | 39° | 47° | — | — |
| 1973 | 73° | 43° | 58° | — | — |
| 1971 | 80° | 46° | 63° | — | — |
54 years of data from ELGIN WATER