Weather on December 29
Rockford, IL
55 Years of Data
About This Date
December 29th in Rockford, IL typically brings cold winter weather, with average highs around 33°F and lows near 18°F. Over 55 years of records, the warmest December 29th was in 2022 (50°F average), while the coldest was 1976 (-4°F) — a 54°F range across recorded history. Precipitation has occurred on 38% of recorded December 29th dates, with snow falling 25% of the time (heaviest snowfall: 5.7"). The last decade has been 4.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.2°F warmer on this date compared to 20-30 years ago.
Planning for December 29th 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 |
|---|---|---|---|---|---|
| 2025 | 22° | 12° | 17° | 0.03" | 0.8" |
| 2024 | 44° | 34° | 39° | — | — |
| 2023 | 37° | 22° | 30° | 0.05" | — |
| 2022warmest | 61° | 39° | 50° | — | — |
| 2021 | 35° | 22° | 29° | 0.13" | 0.6" |
| 2020 | 34° | 14° | 24° | 1.5" | 5.7" |
| 2019 | 57° | 40° | 48° | 1.52" | — |
| 2018 | 29° | 22° | 26° | — | — |
| 2017 | 14° | 7° | 11° | 0.28" | 1.3" |
| 2016 | 35° | 29° | 32° | — | — |
| 2015 | 33° | 27° | 30° | 0.03" | 0.1" |
| 2014 | 30° | 15° | 23° | — | — |
| 2013 | 36° | 3° | 20° | — | — |
| 2012 | 30° | 13° | 21° | 0.03" | 0.3" |
| 2011 | 47° | 29° | 38° | — | — |
| 2010 | 36° | 8° | 22° | 0.03" | — |
| 2009 | 16° | 1° | 8° | — | — |
| 2008 | 42° | 24° | 33° | — | — |
| 2007 | 27° | 16° | 21° | — | — |
| 2006 | 50° | 39° | 45° | — | — |
| 2005 | 36° | 32° | 34° | — | — |
| 2004 | 33° | 21° | 27° | — | — |
| 2003 | 39° | 27° | 33° | — | — |
| 2002 | 42° | 22° | 32° | — | — |
| 2001 | 18° | 6° | 12° | — | — |
| 2000 | 26° | 15° | 21° | 0.89" | 4.2" |
| 1999 | 46° | 23° | 35° | — | — |
| 1998 | 35° | 4° | 19° | — | — |
| 1997 | 30° | 22° | 26° | 0.05" | — |
| 1996 | 34° | 17° | 25° | — | — |
| 1995 | 33° | 10° | 22° | — | — |
| 1994 | 38° | 26° | 32° | — | — |
| 1993 | 22° | 5° | 13° | — | — |
| 1992 | 42° | 36° | 39° | 0.81" | — |
| 1991 | 33° | 20° | 26° | — | — |
| 1990 | 36° | 14° | 25° | 0.41" | 0.1" |
| 1989 | 35° | 29° | 32° | 0.15" | 0.6" |
| 1988 | 17° | 0° | 9° | — | — |
| 1987 | 29° | 9° | 19° | — | — |
| 1986 | 34° | 29° | 31° | — | 0.1" |
| 1985 | 16° | 5° | 10° | — | — |
| 1984 | 65° | 26° | 45° | 1.14" | — |
| 1983 | 2° | -10° | -4° | — | — |
| 1982 | 23° | 15° | 19° | — | — |
| 1981 | 19° | -6° | 7° | — | — |
| 1980 | 35° | 31° | 33° | 0.23" | 0.9" |
| 1979 | 44° | 15° | 30° | — | — |
| 1978 | 34° | 28° | 31° | 0.51" | 0.6" |
| 1977 | 32° | 15° | 24° | — | — |
| 1976coldest | 4° | -11° | -4° | 0.03" | 0.1" |
| 1975 | 29° | 18° | 23° | 0.74" | 4.5" |
| 1974 | 36° | 32° | 34° | — | — |
| 1973 | 34° | 10° | 22° | — | — |
| 1972 | 39° | 33° | 36° | 2.49" | — |
| 1971 | 36° | 21° | 28° | 0.81" | — |