Weather on August 13
Joliet, IL
55 Years of Data
Avg High
82°F
Avg Low
62°F
Warmest
1988
84°F avg
Coldest
2004
55°F avg
About This Date
August 13th in Joliet, IL typically brings warm summer weather, with average highs around 82°F and lows near 62°F. Over 53 years of records, the warmest August 13th was in 1988 (84°F average), while the coldest was 2004 (55°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 34% of August 13th dates historically, with the wettest August 13th recording 9.65" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for August 13th in Joliet, IL? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 69° | 77° | — | — |
| 2024 | 79° | 51° | 65° | — | — |
| 2023 | 85° | 63° | 74° | — | — |
| 2022 | 79° | 61° | 70° | — | — |
| 2021 | 81° | 70° | 75° | — | — |
| 2020 | 82° | 61° | 71° | — | — |
| 2019 | 78° | 53° | 66° | 0.64" | — |
| 2018 | 89° | 62° | 76° | — | — |
| 2017 | 75° | 56° | 65° | — | — |
| 2016 | 82° | 71° | 77° | 9.65" | — |
| 2015 | 82° | 60° | 71° | — | — |
| 2014 | 69° | 55° | 62° | 0.03" | — |
| 2013 | 84° | 63° | 73° | 0.25" | — |
| 2012 | 80° | 59° | 70° | 0.89" | — |
| 2011 | 80° | 60° | 70° | — | — |
| 2010 | 92° | 72° | 82° | — | — |
| 2009 | 84° | 60° | 72° | — | — |
| 2008 | 78° | 61° | 69° | — | — |
| 2007 | 89° | 68° | 79° | 0.03" | — |
| 2006 | 79° | 62° | 70° | — | — |
| 2005 | 82° | 72° | 77° | 0.05" | — |
| 2004coldest | 61° | 50° | 55° | — | — |
| 2003 | 77° | 67° | 72° | — | — |
| 2002 | 89° | 68° | 79° | 0.08" | — |
| 2001 | 85° | 69° | 77° | — | — |
| 2000 | 81° | 63° | 72° | — | — |
| 1999 | 78° | 65° | 71° | 1.85" | — |
| 1998 | 81° | 64° | 72° | — | — |
| 1997 | 79° | 63° | 71° | 0.2" | — |
| 1996 | 83° | 62° | 72° | — | — |
| 1995 | 95° | 71° | 83° | — | — |
| 1994 | 76° | 62° | 69° | 0.03" | — |
| 1993 | 82° | 70° | 76° | 2.92" | — |
| 1992 | 81° | 55° | 68° | 0.2" | — |
| 1991 | 85° | 60° | 72° | — | — |
| 1990 | 72° | 59° | 65° | 3.2" | — |
| 1989 | 82° | 59° | 71° | 1.65" | — |
| 1988warmest | 93° | 75° | 84° | — | — |
| 1986 | 77° | 52° | 64° | 0.03" | — |
| 1985 | 86° | 59° | 73° | 0.71" | — |
| 1984 | 82° | 60° | 71° | — | — |
| 1983 | 79° | 55° | 67° | — | — |
| 1982 | 77° | 52° | 64° | — | — |
| 1981 | 83° | 63° | 73° | — | — |
| 1980 | 82° | 59° | 71° | — | — |
| 1979 | 75° | 53° | 64° | — | — |
| 1978 | 84° | 62° | 73° | — | — |
| 1977 | 78° | 54° | 66° | — | — |
| 1976 | 81° | 65° | 73° | 0.08" | — |
| 1974 | 90° | 72° | 81° | — | — |
| 1973 | 86° | 56° | 71° | — | — |
| 1972 | 88° | 64° | 76° | — | — |
| 1971 | 92° | 61° | 76° | — | — |
53 years of data from JOLIET