Weather on February 15
Naperville, IL
55 Years of Data
About This Date
February 15th in Naperville, IL typically brings cold winter weather, with average highs around 36°F and lows near 19°F. Over 56 years of records, the warmest February 15th was in 1976 (50°F average), while the coldest was 2021 (1°F) — a 49°F range across recorded history. Precipitation has occurred on 32% of recorded February 15th dates, with snow falling 21% of the time (heaviest snowfall: 9"). The last decade has been 8.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 8.3°F cooler on this date compared to 20-30 years ago.
Planning for February 15th in Naperville, IL? Bundle up with warm layers and protect extremities from the cold. Consider bringing rain gear or an umbrella. Check road conditions if traveling, as snow is possible.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 51° | 25° | 38° | — | — |
| 2025 | 26° | -2° | 12° | 0.38" | 2.7" |
| 2024 | 45° | 20° | 32° | 0.23" | — |
| 2023 | 52° | 34° | 43° | 0.84" | — |
| 2022 | 26° | 9° | 17° | — | — |
| 2021coldest | 5° | -4° | 1° | 0.2" | 1.2" |
| 2020 | 16° | -8° | 4° | — | — |
| 2019 | 47° | 9° | 28° | — | — |
| 2018 | 44° | 27° | 35° | — | — |
| 2017 | 51° | 26° | 39° | — | — |
| 2016 | 21° | 13° | 17° | 0.28" | 1.6" |
| 2015 | 20° | -3° | 9° | — | — |
| 2014 | 18° | 0° | 9° | — | — |
| 2013 | 38° | 23° | 30° | — | — |
| 2012 | 36° | 29° | 32° | — | — |
| 2011 | 45° | 23° | 34° | — | — |
| 2010 | 32° | 4° | 18° | — | — |
| 2009 | 35° | 15° | 25° | — | — |
| 2008 | 35° | 13° | 24° | — | — |
| 2007 | 20° | -2° | 9° | — | — |
| 2006 | 56° | 34° | 45° | — | — |
| 2005 | 43° | 35° | 39° | 0.2" | — |
| 2004 | 34° | 14° | 24° | — | 0.5" |
| 2003 | 34° | 22° | 28° | 0.25" | 3" |
| 2002 | 47° | 36° | 41° | — | — |
| 2001 | 36° | 27° | 31° | 0.56" | — |
| 2000 | 41° | 19° | 30° | — | — |
| 1999 | 58° | 33° | 45° | — | — |
| 1998 | 54° | 30° | 42° | — | — |
| 1997 | 33° | 10° | 22° | — | — |
| 1996 | 33° | 13° | 23° | — | — |
| 1995 | 36° | 28° | 32° | — | — |
| 1994 | 47° | 26° | 36° | — | — |
| 1993 | 33° | 20° | 26° | — | — |
| 1992 | 38° | 35° | 36° | 0.13" | — |
| 1991 | 13° | 0° | 6° | 0.18" | — |
| 1990 | 32° | 25° | 28° | 3.91" | 9" |
| 1989 | 35° | 29° | 32° | 0.18" | — |
| 1988 | 41° | 20° | 30° | 1.3" | — |
| 1987 | 32° | 18° | 25° | — | — |
| 1986 | 20° | -6° | 7° | — | 0.1" |
| 1985 | 18° | -5° | 6° | — | — |
| 1984 | 61° | 39° | 50° | — | — |
| 1983 | 45° | 28° | 36° | — | — |
| 1982 | 42° | 34° | 38° | — | — |
| 1981 | 43° | 25° | 34° | — | — |
| 1980 | 30° | 25° | 27° | 0.2" | 1.5" |
| 1979 | 27° | 23° | 25° | — | — |
| 1978 | 25° | 17° | 21° | — | — |
| 1977 | 25° | 9° | 17° | — | 0.3" |
| 1976warmest | 64° | 36° | 50° | 0.03" | — |
| 1975 | 34° | 25° | 29° | 1.63" | 5.2" |
| 1974 | 34° | 20° | 27° | — | — |
| 1973 | 34° | 18° | 26° | 0.74" | 4.2" |
| 1972 | 41° | 27° | 34° | 0.13" | 0.5" |
| 1971 | 35° | 22° | 28° | — | — |