Weather on March 20
Rockford, IL
55 Years of Data
Avg High
49°F
Avg Low
30°F
Warmest
2012
72°F avg
Coldest
2013
17°F avg
About This Date
March 20th in Rockford, IL typically brings chilly spring weather, with average highs around 49°F and lows near 30°F. Over 56 years of records, the warmest March 20th was in 2012 (72°F average), while the coldest was 2013 (17°F) — a 55°F range across recorded history. Precipitation has occurred on 30% of recorded March 20th dates, with snow falling 11% of the time (heaviest snowfall: 3.4"). The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
Planning for March 20th in Rockford, IL? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 72° | 35° | 53° | — | — |
| 2025 | 46° | 27° | 37° | — | — |
| 2024 | 44° | 27° | 36° | — | — |
| 2023 | 53° | 27° | 40° | — | — |
| 2022 | 65° | 26° | 46° | — | — |
| 2021 | 59° | 24° | 42° | — | — |
| 2020 | 45° | 29° | 37° | 0.41" | — |
| 2019 | 50° | 35° | 43° | — | — |
| 2018 | 41° | 27° | 34° | — | — |
| 2017 | 64° | 41° | 53° | 0.1" | — |
| 2016 | 47° | 30° | 39° | — | — |
| 2015 | 57° | 35° | 46° | — | — |
| 2014 | 47° | 29° | 38° | 0.05" | 0.8" |
| 2013coldest | 24° | 10° | 17° | — | — |
| 2012warmest | 83° | 61° | 72° | — | — |
| 2011 | 51° | 42° | 47° | 4.24" | — |
| 2010 | 34° | 29° | 31° | 0.25" | 1.3" |
| 2009 | 47° | 20° | 33° | — | — |
| 2008 | 52° | 26° | 39° | — | — |
| 2007 | 49° | 29° | 39° | 0.03" | — |
| 2006 | 39° | 26° | 33° | — | — |
| 2005 | 42° | 26° | 34° | — | — |
| 2004 | 60° | 30° | 45° | — | — |
| 2003 | 61° | 43° | 52° | 0.05" | — |
| 2002 | 47° | 35° | 41° | — | — |
| 2001 | 52° | 25° | 38° | — | — |
| 2000 | 52° | 39° | 45° | 0.3" | — |
| 1999 | 54° | 24° | 39° | — | — |
| 1998 | 43° | 31° | 37° | — | — |
| 1997 | 56° | 33° | 44° | — | — |
| 1996 | 39° | 26° | 33° | — | — |
| 1995 | 56° | 38° | 47° | 0.56" | — |
| 1994 | 61° | 38° | 49° | 0.81" | — |
| 1993 | 37° | 31° | 34° | 0.03" | 0.1" |
| 1992 | 44° | 27° | 35° | — | — |
| 1991 | 59° | 27° | 43° | — | — |
| 1990 | 47° | 18° | 32° | — | — |
| 1989 | 39° | 25° | 32° | — | — |
| 1988 | 37° | 19° | 28° | — | — |
| 1987 | 59° | 28° | 44° | — | — |
| 1986 | 27° | 10° | 18° | — | — |
| 1985 | 52° | 26° | 39° | — | — |
| 1984 | 35° | 32° | 34° | 0.3" | — |
| 1983 | 33° | 24° | 29° | 0.71" | 3.4" |
| 1982 | 42° | 34° | 38° | 0.03" | — |
| 1981 | 46° | 25° | 35° | — | — |
| 1980 | 54° | 33° | 43° | 0.03" | — |
| 1979 | 44° | 32° | 38° | — | — |
| 1978 | 48° | 25° | 36° | — | — |
| 1977 | 46° | 27° | 36° | 0.1" | 0.4" |
| 1976 | 68° | 43° | 55° | — | — |
| 1975 | 55° | 35° | 45° | — | — |
| 1974 | 38° | 23° | 30° | 0.13" | 0.4" |
| 1973 | 46° | 29° | 37° | — | — |
| 1972 | 65° | 41° | 53° | — | — |
| 1971 | 36° | 22° | 29° | — | — |
56 years of data from ROCKFORD GTR ROCKFORD AP