Weather on August 13
Rockford, IL
55 Years of Data
Avg High
82°F
Avg Low
61°F
Warmest
1995
84°F avg
Coldest
2004
59°F avg
About This Date
August 13th in Rockford, IL typically brings warm summer weather, with average highs around 82°F and lows near 61°F. Over 55 years of records, the warmest August 13th was in 1995 (84°F average), while the coldest was 2004 (59°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 31% of August 13th dates historically, with the wettest August 13th recording 4.06" of rain. The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
Planning for August 13th in Rockford, IL? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 82° | 63° | 72° | — | — |
| 2024 | 84° | 56° | 70° | — | — |
| 2023 | 76° | 61° | 68° | 0.03" | — |
| 2022 | 79° | 62° | 70° | 0.15" | — |
| 2021 | 83° | 63° | 73° | — | — |
| 2020 | 87° | 65° | 76° | — | — |
| 2019 | 86° | 67° | 76° | 0.08" | — |
| 2018 | 85° | 62° | 73° | — | — |
| 2017 | 79° | 53° | 66° | — | — |
| 2016 | 84° | 67° | 75° | — | — |
| 2015 | 85° | 61° | 73° | — | — |
| 2014 | 83° | 52° | 67° | — | — |
| 2013 | 73° | 57° | 65° | — | — |
| 2012 | 72° | 57° | 64° | 0.51" | — |
| 2011 | 78° | 63° | 70° | 2.16" | — |
| 2010 | 89° | 70° | 79° | 2.46" | — |
| 2009 | 83° | 59° | 71° | — | — |
| 2008 | 80° | 61° | 70° | 0.94" | — |
| 2007 | 84° | 66° | 75° | — | — |
| 2006 | 81° | 55° | 68° | — | — |
| 2005 | 77° | 65° | 71° | — | — |
| 2004coldest | 72° | 47° | 59° | — | — |
| 2003 | 86° | 61° | 73° | — | — |
| 2002 | 80° | 66° | 73° | 1.12" | — |
| 2001 | 79° | 57° | 68° | — | — |
| 2000 | 82° | 66° | 74° | 0.05" | — |
| 1999 | 73° | 59° | 66° | 0.15" | — |
| 1998 | 80° | 59° | 70° | — | — |
| 1997 | 78° | 59° | 69° | — | — |
| 1996 | 82° | 60° | 71° | — | — |
| 1995warmest | 94° | 74° | 84° | — | — |
| 1994 | 83° | 68° | 75° | 3.61" | — |
| 1993 | 89° | 68° | 79° | — | — |
| 1992 | 68° | 51° | 60° | — | — |
| 1991 | 85° | 57° | 71° | — | — |
| 1990 | 75° | 57° | 66° | — | — |
| 1989 | 84° | 60° | 72° | — | — |
| 1988 | 91° | 74° | 82° | — | — |
| 1987 | 79° | 68° | 73° | 1.83" | — |
| 1986 | 73° | 53° | 63° | — | — |
| 1985 | 85° | 65° | 75° | 4.06" | — |
| 1984 | 85° | 54° | 69° | — | — |
| 1983 | 83° | 52° | 67° | — | — |
| 1982 | 78° | 52° | 65° | — | — |
| 1981 | 85° | 66° | 75° | — | — |
| 1980 | 80° | 61° | 70° | 1.04" | — |
| 1979 | 72° | 62° | 67° | 0.13" | — |
| 1978 | 87° | 65° | 76° | — | — |
| 1977 | 83° | 56° | 69° | 0.13" | — |
| 1976 | 87° | 61° | 74° | — | — |
| 1975 | 84° | 64° | 74° | 0.18" | — |
| 1974 | 83° | 62° | 72° | — | — |
| 1973 | 82° | 58° | 70° | — | — |
| 1972 | 86° | 67° | 76° | — | — |
| 1971 | 91° | 62° | 77° | — | — |
55 years of data from ROCKFORD GTR ROCKFORD AP