Weather on February 27
Naperville, IL
55 Years of Data
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" | — |
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.