Weather on October 19
Naperville, IL
55 Years of Data
Avg High
62°F
Avg Low
39°F
Warmest
1971
70°F avg
Coldest
1992
33°F avg
About This Date
October 19th in Naperville, IL typically brings mild fall weather, with average highs around 62°F and lows near 39°F. Over 55 years of records, the warmest October 19th was in 1971 (70°F average), while the coldest was 1992 (33°F) — a 37°F range across recorded history. Rain or other precipitation has occurred on about 35% of October 19th dates historically, with the wettest October 19th recording 4.7" of rain. The last decade has been 2.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.1°F cooler on this date compared to 20-30 years ago.
Planning for October 19th in Naperville, IL? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 74° | 50° | 62° | 1.65" | — |
| 2024 | 67° | 33° | 50° | — | — |
| 2023 | 66° | 39° | 53° | 0.2" | — |
| 2022 | 47° | 29° | 38° | — | — |
| 2021 | 73° | 42° | 58° | — | — |
| 2020 | 55° | 36° | 45° | 0.69" | — |
| 2019 | 60° | 32° | 46° | — | — |
| 2018 | 59° | 27° | 43° | — | — |
| 2017 | 71° | 45° | 58° | — | — |
| 2016 | 76° | 45° | 60° | — | — |
| 2015 | 62° | 28° | 45° | — | — |
| 2014 | 50° | 30° | 40° | — | — |
| 2013 | 49° | 37° | 43° | 0.03" | — |
| 2012 | 52° | 43° | 47° | 0.53" | — |
| 2011 | 58° | 35° | 46° | 0.1" | — |
| 2010 | 63° | 31° | 47° | — | — |
| 2009 | 62° | 40° | 51° | — | — |
| 2008 | 61° | 36° | 48° | — | — |
| 2007 | 78° | 54° | 66° | 0.08" | — |
| 2006 | 58° | 39° | 48° | 0.33" | — |
| 2005 | 75° | 53° | 64° | — | — |
| 2004 | 51° | 47° | 49° | — | — |
| 2003 | 70° | 48° | 59° | — | — |
| 2002 | 63° | 38° | 50° | 0.05" | — |
| 2001 | 66° | 46° | 56° | — | — |
| 2000 | 79° | 43° | 61° | — | — |
| 1999 | 63° | 38° | 50° | — | — |
| 1998 | 67° | 38° | 52° | — | — |
| 1997 | 68° | 30° | 49° | — | — |
| 1996 | 60° | 28° | 44° | — | — |
| 1995 | 79° | 49° | 64° | — | — |
| 1994 | 74° | 61° | 67° | 0.1" | — |
| 1993 | 65° | 50° | 57° | 0.03" | — |
| 1992coldest | 47° | 20° | 33° | — | — |
| 1991 | 60° | 28° | 44° | — | — |
| 1990 | 53° | 28° | 41° | — | — |
| 1989 | 40° | 33° | 36° | 0.13" | — |
| 1988 | 55° | 39° | 47° | — | — |
| 1987 | 68° | 43° | 55° | 0.74" | — |
| 1986 | 68° | 32° | 50° | — | — |
| 1985 | 65° | 50° | 57° | 4.7" | — |
| 1984 | — | 42° | — | 1.07" | — |
| 1983 | 61° | 39° | 50° | — | — |
| 1982 | 69° | 49° | 59° | — | — |
| 1981 | 51° | 29° | 40° | 0.05" | — |
| 1980 | 58° | 40° | 49° | — | — |
| 1979 | 74° | 63° | 68° | — | — |
| 1978 | 60° | 34° | 47° | 0.2" | — |
| 1977 | 58° | 44° | 51° | — | — |
| 1976 | 47° | 35° | 41° | 0.2" | — |
| 1975 | 52° | 44° | 48° | 0.23" | — |
| 1974 | 52° | 30° | 41° | — | — |
| 1973 | 74° | 38° | 56° | — | — |
| 1972 | 45° | 24° | 34° | — | — |
| 1971warmest | 80° | 60° | 70° | — | — |
55 years of data from WHEATON 3 SE