Weather on February 23
Naperville, IL
55 Years of Data
Avg High
40°F
Avg Low
24°F
Warmest
2000
58°F avg
Coldest
2015
9°F avg
About This Date
February 23rd in Naperville, IL typically brings chilly winter weather, with average highs around 40°F and lows near 24°F. Over 56 years of records, the warmest February 23rd was in 2000 (58°F average), while the coldest was 2015 (9°F) — a 49°F range across recorded history. Precipitation has occurred on 29% of recorded February 23rd dates, with snow falling 14% of the time (heaviest snowfall: 5"). 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 February 23rd in Naperville, IL? Bring layers as temperatures can vary throughout the day.
Cooling Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 28° | 18° | 23° | — | — |
| 2025 | 32° | 15° | 24° | — | — |
| 2024 | 60° | 33° | 47° | — | — |
| 2023 | 36° | 30° | 33° | 3.18" | — |
| 2022 | 35° | 15° | 25° | 1.91" | — |
| 2021 | 38° | 25° | 31° | — | — |
| 2020 | 49° | 25° | 37° | — | — |
| 2019 | 41° | 21° | 31° | — | — |
| 2018 | 40° | 32° | 36° | 0.2" | — |
| 2017 | 67° | 39° | 53° | — | — |
| 2016 | 47° | 23° | 35° | — | — |
| 2015coldest | 22° | -4° | 9° | — | — |
| 2014 | 32° | 15° | 24° | — | — |
| 2013 | 30° | 21° | 26° | — | — |
| 2012 | 42° | 25° | 33° | — | — |
| 2011 | 27° | 24° | 25° | — | — |
| 2010 | 33° | 28° | 31° | 0.03" | 0.2" |
| 2009 | 26° | 4° | 15° | — | — |
| 2008 | 28° | 13° | 20° | — | — |
| 2007 | 38° | 18° | 28° | — | — |
| 2006 | 48° | 21° | 35° | — | — |
| 2005 | 39° | 16° | 27° | — | — |
| 2004 | 48° | 38° | 43° | — | — |
| 2003 | 30° | 20° | 25° | — | — |
| 2002 | 50° | 26° | 38° | — | — |
| 2001 | 37° | 16° | 26° | — | — |
| 2000warmest | 68° | 49° | 58° | — | — |
| 1999 | 35° | 14° | 25° | — | — |
| 1998 | 54° | 29° | 41° | — | — |
| 1997 | 36° | 30° | 33° | — | — |
| 1996 | 57° | 36° | 46° | — | — |
| 1995 | 52° | 30° | 41° | — | — |
| 1994 | 28° | 22° | 25° | 1.07" | 5" |
| 1993 | 24° | 6° | 15° | 0.2" | 0.3" |
| 1992 | 48° | 32° | 40° | — | — |
| 1991 | 34° | 17° | 25° | — | — |
| 1990 | 41° | 25° | 33° | 2.11" | 2" |
| 1989 | 27° | 3° | 15° | — | — |
| 1988 | 45° | 19° | 32° | — | — |
| 1987 | 48° | 24° | 36° | — | — |
| 1986 | 32° | 16° | 24° | 0.3" | — |
| 1985 | 49° | 40° | 44° | 1.83" | — |
| 1984 | 61° | 35° | 48° | — | — |
| 1983 | 49° | 33° | 41° | 0.1" | — |
| 1982 | 42° | 30° | 36° | — | — |
| 1981 | 48° | 30° | 39° | 0.48" | 0.5" |
| 1980 | 40° | 33° | 36° | — | — |
| 1979 | 42° | 34° | 38° | 0.58" | — |
| 1978 | 30° | 16° | 23° | 0.08" | 0.3" |
| 1977 | 56° | 34° | 45° | 0.2" | — |
| 1976 | 40° | 12° | 26° | — | — |
| 1975 | 36° | 30° | 33° | — | — |
| 1974 | 29° | 7° | 18° | — | — |
| 1973 | 39° | 23° | 31° | — | — |
| 1972 | 34° | 23° | 28° | 0.28" | 1.2" |
| 1971 | 35° | 29° | 32° | 0.28" | 0.7" |
56 years of data from WHEATON 3 SE