Weather on February 27
Naperville, IL
55 Years of Data
Avg High
41°F
Avg Low
21°F
Warmest
1998
54°F avg
Coldest
2015
4°F avg
About This Date
February 27th in Naperville, IL typically brings chilly winter weather, with average highs around 41°F and lows near 21°F. Over 56 years of records, the warmest February 27th was in 1998 (54°F average), while the coldest was 2015 (4°F) — a 50°F range across recorded history. Precipitation has occurred on 30% of recorded February 27th dates, with snow falling 9% of the time (heaviest snowfall: 4.1"). 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 27th 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 |
|---|---|---|---|---|---|
| 2026 | 43° | 19° | 31° | — | — |
| 2025 | 50° | 32° | 41° | 0.1" | — |
| 2024 | 71° | 38° | 54° | 0.03" | — |
| 2023 | 51° | 25° | 38° | 1.65" | — |
| 2022 | 32° | 12° | 22° | — | — |
| 2021 | 42° | 21° | 32° | — | — |
| 2020 | 32° | 21° | 27° | — | — |
| 2019 | 25° | 15° | 20° | — | — |
| 2018 | 54° | 30° | 42° | — | — |
| 2017 | 48° | 25° | 36° | — | — |
| 2016 | 34° | 26° | 30° | — | — |
| 2015coldest | 19° | -12° | 4° | — | — |
| 2014 | 18° | -1° | 9° | — | — |
| 2013 | 35° | 30° | 33° | 0.94" | 4.1" |
| 2012 | 53° | 25° | 39° | — | — |
| 2011 | 39° | 24° | 32° | — | — |
| 2010 | 35° | 13° | 24° | 0.1" | 0.5" |
| 2009 | 56° | 27° | 41° | 6.3" | — |
| 2008 | 28° | 9° | 18° | 0.03" | — |
| 2007 | 33° | 28° | 31° | 0.05" | — |
| 2006 | 44° | 30° | 37° | — | — |
| 2005 | 39° | 26° | 33° | — | — |
| 2004 | 50° | 20° | 35° | — | — |
| 2003 | 34° | 4° | 19° | — | — |
| 2002 | 30° | 15° | 23° | 0.13" | — |
| 2001 | 42° | 23° | 33° | — | — |
| 2000 | 52° | 38° | 45° | — | — |
| 1999 | 49° | 39° | 44° | 1.45" | — |
| 1998warmest | 64° | 44° | 54° | 0.3" | — |
| 1997 | 37° | 33° | 35° | 2.79" | — |
| 1996 | 53° | 24° | 39° | 1.12" | — |
| 1995 | 33° | 29° | 31° | 1.32" | 0.2" |
| 1994 | 28° | -8° | 10° | — | — |
| 1993 | 33° | 6° | 20° | — | — |
| 1992 | 46° | 30° | 38° | — | — |
| 1991 | 32° | 12° | 22° | 0.13" | 2" |
| 1990 | 42° | 25° | 33° | — | — |
| 1989 | 29° | 10° | 19° | — | — |
| 1988 | 55° | 29° | 42° | — | — |
| 1987 | 43° | 33° | 38° | — | — |
| 1986 | 35° | 25° | 30° | — | — |
| 1985 | 38° | 23° | 30° | — | — |
| 1984 | 36° | 26° | 31° | — | — |
| 1983 | 45° | 26° | 35° | — | — |
| 1982 | 41° | 10° | 26° | — | — |
| 1981 | 47° | 29° | 38° | 0.64" | — |
| 1980 | 30° | 18° | 24° | — | — |
| 1979 | 42° | 6° | 24° | — | — |
| 1978 | 31° | 1° | 16° | — | — |
| 1977 | 31° | 23° | 27° | — | 0.3" |
| 1976 | 70° | 30° | 50° | — | — |
| 1975 | 36° | 16° | 26° | — | — |
| 1974 | 46° | 31° | 38° | — | — |
| 1973 | 45° | 18° | 31° | — | — |
| 1972 | 42° | 18° | 30° | — | — |
| 1971 | 53° | 31° | 42° | 0.18" | — |
56 years of data from WHEATON 3 SE