Weather on May 12
Rockford, IL
55 Years of Data
Avg High
69°F
Avg Low
47°F
Warmest
2022
83°F avg
Coldest
2006
41°F avg
About This Date
May 12th in Rockford, IL typically brings mild spring weather, with average highs around 69°F and lows near 47°F. Over 55 years of records, the warmest May 12th was in 2022 (83°F average), while the coldest was 2006 (41°F) — a 42°F range across recorded history. Rain or other precipitation has occurred on about 42% of May 12th dates historically, with the wettest May 12th recording 2.97" of rain. The last decade has been 2.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.7°F warmer on this date compared to 20-30 years ago.
Planning for May 12th in Rockford, IL? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 85° | 50° | 67° | — | — |
| 2024 | 84° | 44° | 64° | — | — |
| 2023 | 75° | 61° | 68° | 2.03" | — |
| 2022warmest | 93° | 74° | 83° | — | — |
| 2021 | 67° | 35° | 51° | — | — |
| 2020 | 63° | 34° | 48° | — | — |
| 2019 | 53° | 41° | 47° | — | — |
| 2018 | 53° | 43° | 48° | 0.79" | — |
| 2017 | 73° | 48° | 61° | — | — |
| 2016 | 70° | 51° | 60° | 0.13" | — |
| 2015 | 56° | 41° | 48° | — | — |
| 2014 | 84° | 64° | 74° | 1.52" | — |
| 2013 | 56° | 36° | 46° | — | — |
| 2012 | 68° | 51° | 60° | — | — |
| 2011 | 87° | 62° | 75° | 0.18" | — |
| 2010 | 51° | 45° | 48° | 1.85" | — |
| 2009 | 71° | 42° | 57° | 0.15" | — |
| 2008 | 63° | 37° | 50° | — | — |
| 2007 | 74° | 47° | 60° | — | — |
| 2006coldest | 45° | 38° | 41° | 0.18" | — |
| 2005 | 54° | 40° | 47° | 0.05" | — |
| 2004 | 84° | 64° | 74° | 2.97" | — |
| 2003 | 68° | 48° | 58° | — | — |
| 2002 | 50° | 45° | 47° | 0.05" | — |
| 2001 | 62° | 42° | 52° | — | — |
| 2000 | 78° | 53° | 66° | 0.03" | — |
| 1999 | 73° | 50° | 62° | 1.85" | — |
| 1998 | 80° | 51° | 66° | 0.94" | — |
| 1997 | 62° | 42° | 52° | 0.36" | — |
| 1996 | 55° | 37° | 46° | — | — |
| 1995 | 69° | 45° | 57° | 0.03" | — |
| 1994 | 71° | 42° | 57° | — | — |
| 1993 | 84° | 42° | 63° | — | — |
| 1992 | 71° | 59° | 65° | 0.08" | — |
| 1991 | 87° | 59° | 73° | — | — |
| 1990 | 53° | 48° | 51° | 1.07" | — |
| 1989 | 69° | 35° | 52° | — | — |
| 1988 | 78° | 51° | 65° | 0.1" | — |
| 1987 | 67° | 45° | 56° | — | — |
| 1986 | 70° | 53° | 61° | — | — |
| 1985 | 75° | 54° | 64° | 0.33" | — |
| 1984 | 72° | 40° | 56° | — | — |
| 1983 | 74° | 54° | 64° | — | — |
| 1982 | 86° | 63° | 74° | — | — |
| 1981 | 60° | 29° | 44° | — | — |
| 1980 | 71° | 48° | 60° | 0.13" | — |
| 1979 | 58° | 41° | 49° | — | — |
| 1978 | 78° | 52° | 65° | 2.87" | — |
| 1977 | 81° | 47° | 64° | — | — |
| 1976 | 69° | 37° | 53° | — | — |
| 1975 | 66° | 42° | 54° | 0.05" | — |
| 1974 | 54° | 43° | 48° | — | — |
| 1973 | 56° | 46° | 51° | — | — |
| 1972 | 76° | 50° | 63° | — | — |
| 1971 | 55° | 37° | 46° | — | — |
55 years of data from ROCKFORD GTR ROCKFORD AP