Weather on February 21
Rockford, IL
55 Years of Data
About This Date
February 21st in Rockford, IL typically brings cold winter weather, with average highs around 37°F and lows near 21°F. Over 56 years of records, the warmest February 21st was in 2017 (55°F average), while the coldest was 1978 (11°F) — a 44°F range across recorded history. Precipitation has occurred on 27% of recorded February 21st dates, with snow falling 20% of the time (heaviest snowfall: 4.8"). The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for February 21st in Rockford, IL? Bundle up with warm layers and protect extremities from the cold. Check road conditions if traveling, as snow is possible.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 27° | 23° | 25° | — | — |
| 2025 | 24° | 0° | 12° | — | — |
| 2024 | 60° | 38° | 49° | — | — |
| 2023 | 38° | 20° | 29° | — | — |
| 2022 | 45° | 27° | 36° | — | — |
| 2021 | 36° | 16° | 26° | 0.41" | 1.2" |
| 2020 | 36° | 7° | 22° | — | — |
| 2019 | 31° | 18° | 25° | — | — |
| 2018 | 29° | 24° | 27° | — | — |
| 2017warmest | 67° | 43° | 55° | 0.25" | — |
| 2016 | 41° | 30° | 36° | — | — |
| 2015 | 30° | 18° | 24° | — | — |
| 2014 | 35° | 21° | 28° | — | — |
| 2013 | 27° | 10° | 18° | 0.23" | 1" |
| 2012 | 43° | 33° | 38° | 0.36" | 0.8" |
| 2011 | 34° | 27° | 30° | 0.1" | 0.3" |
| 2010 | 35° | 29° | 32° | 0.38" | 2.5" |
| 2009 | 27° | 17° | 22° | 0.66" | 4.8" |
| 2008 | 23° | 0° | 12° | — | — |
| 2007 | 48° | 20° | 34° | — | — |
| 2006 | 34° | 17° | 25° | — | — |
| 2005 | 35° | 30° | 33° | — | 0.1" |
| 2004 | 39° | 26° | 33° | — | — |
| 2003 | 50° | 22° | 36° | — | — |
| 2002 | 33° | 27° | 30° | — | — |
| 2001 | 17° | 5° | 11° | — | — |
| 2000 | 41° | 13° | 27° | — | — |
| 1999 | 35° | 16° | 25° | — | — |
| 1998 | 45° | 28° | 36° | — | — |
| 1997 | 39° | 29° | 34° | 2.64" | — |
| 1996 | 36° | 27° | 31° | — | — |
| 1995 | 31° | 21° | 26° | — | — |
| 1994 | 39° | 24° | 32° | — | — |
| 1993 | 31° | 20° | 25° | 0.71" | 2.4" |
| 1992 | 38° | 25° | 31° | — | — |
| 1991 | 54° | 29° | 41° | — | — |
| 1990 | 39° | 16° | 27° | — | — |
| 1989 | 28° | 14° | 21° | — | — |
| 1988 | 30° | -1° | 15° | — | — |
| 1987 | 47° | 24° | 35° | — | — |
| 1986 | 28° | 13° | 20° | — | — |
| 1985 | 39° | 36° | 37° | 1.8" | — |
| 1984 | 47° | 21° | 34° | — | — |
| 1983 | 48° | 34° | 41° | — | — |
| 1982 | 41° | 27° | 34° | — | — |
| 1981 | 47° | 31° | 39° | 0.05" | — |
| 1980 | 38° | 34° | 36° | 0.41" | — |
| 1979 | 35° | 18° | 26° | 0.74" | 2.9" |
| 1978coldest | 21° | 0° | 11° | — | — |
| 1977 | 37° | 11° | 24° | — | — |
| 1976 | 36° | 25° | 30° | 1.37" | 1.4" |
| 1975 | 42° | 18° | 30° | — | — |
| 1974 | 45° | 33° | 39° | 1.14" | 0.6" |
| 1973 | 32° | 18° | 25° | — | — |
| 1972 | 39° | 17° | 28° | — | — |
| 1971 | 32° | 27° | 29° | — | — |
Rockford, IL Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Rockford, IL Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Rockford, 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 Rockford, IL
Rockford, IL has no months that meet our "pleasant" threshold — every season has tradeoffs.