Weather on February 18
Rockford, IL
55 Years of Data
About This Date
February 18th in Rockford, IL typically brings cold winter weather, with average highs around 36°F and lows near 18°F. Over 56 years of records, the warmest February 18th was in 2017 (51°F average), while the coldest was 2006 (-4°F) — a 55°F range across recorded history. Precipitation has occurred on 34% of recorded February 18th dates, with snow falling 25% of the time (heaviest snowfall: 9.6"). Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for February 18th in Rockford, 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 | 61° | 35° | 48° | — | — |
| 2025 | 8° | -11° | -1° | — | — |
| 2024 | 47° | 20° | 34° | — | — |
| 2023 | 41° | 20° | 31° | — | — |
| 2022 | 33° | 7° | 20° | 0.13" | 1.2" |
| 2021 | 28° | 10° | 19° | 0.05" | 0.4" |
| 2020 | 36° | 18° | 27° | — | — |
| 2019 | 27° | 3° | 15° | 0.03" | 0.3" |
| 2018 | 38° | 12° | 25° | — | — |
| 2017warmest | 68° | 34° | 51° | — | — |
| 2016 | 40° | 24° | 32° | — | — |
| 2015 | 8° | -4° | 2° | — | 0.1" |
| 2014 | 44° | 10° | 27° | — | — |
| 2013 | 52° | 22° | 37° | 1.14" | 0.9" |
| 2012 | 40° | 23° | 31° | — | — |
| 2011 | 48° | 32° | 40° | — | — |
| 2010 | 36° | 18° | 27° | — | — |
| 2009 | 37° | 19° | 28° | 0.18" | 0.5" |
| 2008 | 32° | 5° | 19° | — | 0.1" |
| 2007 | 23° | 11° | 17° | — | — |
| 2006coldest | 3° | -11° | -4° | — | — |
| 2005 | 25° | 8° | 16° | — | — |
| 2004 | 44° | 11° | 27° | — | — |
| 2003 | 42° | 23° | 33° | — | — |
| 2002 | 50° | 28° | 39° | 0.03" | — |
| 2001 | 26° | 3° | 15° | — | — |
| 2000 | 31° | 25° | 28° | 2.08" | 9.6" |
| 1999 | 39° | 19° | 29° | — | — |
| 1998 | 38° | 36° | 37° | — | — |
| 1997 | 52° | 38° | 45° | — | — |
| 1996 | 27° | 2° | 14° | 0.03" | 0.3" |
| 1995 | 49° | 25° | 37° | — | — |
| 1994 | 49° | 33° | 41° | — | — |
| 1993 | 20° | -1° | 10° | — | — |
| 1992 | 40° | 34° | 37° | 1.02" | — |
| 1991 | 38° | 34° | 36° | 0.79" | — |
| 1990 | 38° | 18° | 28° | — | — |
| 1989 | 27° | 4° | 15° | 0.03" | 0.3" |
| 1988 | 40° | 16° | 28° | — | — |
| 1987 | 43° | 17° | 30° | — | — |
| 1986 | 36° | 32° | 34° | 0.18" | — |
| 1985 | 38° | 19° | 28° | — | — |
| 1984 | 47° | 35° | 41° | 0.56" | — |
| 1983 | 36° | 33° | 34° | 0.08" | 0.3" |
| 1982 | 34° | 29° | 31° | — | — |
| 1981 | 58° | 37° | 47° | — | — |
| 1980 | 31° | 0° | 15° | — | — |
| 1979 | 11° | -9° | 1° | 0.28" | 1.7" |
| 1978 | 17° | -8° | 5° | — | — |
| 1977 | 42° | 16° | 29° | — | — |
| 1976 | 37° | 30° | 34° | 0.61" | — |
| 1975 | 32° | 29° | 30° | 0.13" | 1" |
| 1974 | 47° | 36° | 41° | — | — |
| 1973 | 32° | 20° | 26° | — | — |
| 1972 | 23° | 20° | 21° | 0.03" | 0.1" |
| 1971 | 41° | 35° | 38° | 1.93" | — |