Weather on October 26
Naperville, IL
55 Years of Data
About This Date
October 26th in Naperville, IL typically brings cool fall weather, with average highs around 59°F and lows near 38°F. Over 55 years of records, the warmest October 26th was in 2000 (68°F average), while the coldest was 1979 (36°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 31% of October 26th dates historically, with the wettest October 26th recording 2.18" of rain. The last decade has been 4.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.3°F cooler on this date compared to 20-30 years ago.
Planning for October 26th in Naperville, IL? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 58° | 37° | 47° | — | — |
| 2024 | 65° | 39° | 52° | — | — |
| 2023 | 65° | 57° | 61° | 0.36" | — |
| 2022 | 58° | 38° | 48° | 2.18" | — |
| 2021 | 52° | 38° | 45° | 0.25" | — |
| 2020 | 46° | 34° | 40° | 0.13" | — |
| 2019 | 49° | 31° | 40° | — | — |
| 2018 | 51° | 35° | 43° | — | — |
| 2017 | 55° | 32° | 44° | — | — |
| 2016 | 52° | 41° | 46° | 0.58" | — |
| 2015 | 63° | 33° | 48° | — | — |
| 2014 | 74° | 34° | 54° | — | — |
| 2013 | 51° | 24° | 38° | — | — |
| 2012 | 75° | 31° | 53° | 1.17" | — |
| 2011 | 74° | 48° | 61° | 0.2" | — |
| 2010 | 73° | 51° | 62° | 0.43" | — |
| 2009 | 52° | 43° | 47° | 0.25" | — |
| 2008 | 54° | 43° | 48° | — | — |
| 2007 | 56° | 42° | 49° | — | — |
| 2006 | 52° | 33° | 42° | — | — |
| 2005 | 51° | 30° | 41° | — | — |
| 2004 | 76° | 52° | 64° | — | — |
| 2003 | 43° | 33° | 38° | — | — |
| 2002 | 47° | 44° | 45° | 0.08" | — |
| 2001 | 42° | 37° | 40° | — | — |
| 2000warmest | 78° | 58° | 68° | — | — |
| 1999 | 68° | 40° | 54° | — | — |
| 1998 | 77° | 41° | 59° | — | — |
| 1997 | 47° | 39° | 43° | 0.2" | — |
| 1996 | 71° | 42° | 57° | — | — |
| 1995 | 64° | 34° | 49° | — | — |
| 1994 | 52° | 30° | 41° | — | — |
| 1993 | 72° | 43° | 57° | — | — |
| 1992 | 63° | 51° | 57° | — | — |
| 1991 | 65° | 44° | 54° | — | — |
| 1990 | 55° | 27° | 41° | — | — |
| 1989 | 78° | 47° | 62° | — | — |
| 1988 | 45° | 27° | 36° | — | — |
| 1987 | 52° | 30° | 41° | — | — |
| 1986 | 58° | 52° | 55° | 1.02" | — |
| 1985 | 71° | 43° | 57° | — | — |
| 1984 | — | 47° | — | 0.08" | — |
| 1983 | 58° | 35° | 46° | — | — |
| 1982 | 65° | 28° | 46° | — | — |
| 1981 | 55° | 36° | 45° | — | — |
| 1980 | 40° | 34° | 37° | 0.03" | — |
| 1979coldest | 50° | 21° | 36° | — | — |
| 1978 | 55° | 31° | 43° | 0.71" | — |
| 1977 | 63° | 46° | 54° | 0.1" | — |
| 1976 | 46° | 30° | 38° | 0.08" | — |
| 1975 | 58° | 28° | 43° | — | — |
| 1974 | 66° | 28° | 47° | — | — |
| 1973 | 68° | 36° | 52° | — | — |
| 1972 | 59° | 35° | 47° | — | — |
| 1971 | 77° | 50° | 64° | — | — |
Naperville, IL Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Naperville, IL Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Naperville, 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 Naperville, IL
Naperville, IL has no months that meet our "pleasant" threshold — every season has tradeoffs.