Weather on August 29
Naperville, IL
55 Years of Data
Avg High
84°F
Avg Low
61°F
Warmest
1991
85°F avg
Coldest
1982
58°F avg
About This Date
August 29th in Naperville, IL typically brings warm summer weather, with average highs around 84°F and lows near 61°F. Over 54 years of records, the warmest August 29th was in 1991 (85°F average), while the coldest was 1982 (58°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 33% of August 29th dates historically, with the wettest August 29th recording 4.27" 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 29th in Naperville, IL? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 50° | 64° | — | — |
| 2024 | 84° | 69° | 77° | 0.05" | — |
| 2023 | 80° | 54° | 67° | — | — |
| 2022 | 87° | 70° | 78° | 0.13" | — |
| 2021 | 92° | 70° | 81° | — | — |
| 2020 | 92° | 69° | 80° | — | — |
| 2019 | 76° | 54° | 65° | — | — |
| 2018 | 89° | 67° | 78° | 4.27" | — |
| 2017 | 79° | 56° | 67° | 0.66" | — |
| 2016 | 86° | 67° | 76° | — | — |
| 2015 | 71° | 59° | 65° | 0.89" | — |
| 2014 | 80° | 63° | 71° | 0.3" | — |
| 2013 | 85° | 64° | 74° | — | — |
| 2012 | 88° | 56° | 72° | — | — |
| 2011 | 78° | 52° | 65° | — | — |
| 2010 | 87° | 59° | 73° | — | — |
| 2009 | 68° | 52° | 60° | — | — |
| 2008 | 75° | 60° | 68° | 0.33" | — |
| 2007 | 92° | 68° | 80° | — | — |
| 2006 | 70° | 62° | 66° | 2.24" | — |
| 2005 | 86° | 61° | 73° | — | — |
| 2004 | 72° | 57° | 64° | 0.28" | — |
| 2003 | 92° | 71° | 81° | 0.08" | — |
| 2002 | 81° | 57° | 69° | — | — |
| 2001 | 86° | 53° | 70° | — | — |
| 2000 | 89° | 72° | 80° | — | — |
| 1999 | 90° | 66° | 78° | — | — |
| 1998 | 87° | 62° | 75° | 0.23" | — |
| 1997 | 86° | 55° | 71° | — | — |
| 1996 | 83° | 60° | 71° | — | — |
| 1995 | 90° | 71° | 80° | 0.25" | — |
| 1994 | 79° | 49° | 64° | — | — |
| 1993 | 79° | 66° | 72° | — | — |
| 1992 | 81° | 50° | 65° | — | — |
| 1991warmest | 96° | 73° | 85° | — | — |
| 1990 | 85° | 64° | 74° | 0.36" | — |
| 1989 | 86° | 69° | 78° | 0.64" | — |
| 1988 | 75° | 47° | 61° | — | — |
| 1987 | 78° | 54° | 66° | — | — |
| 1985 | 84° | 63° | 73° | — | — |
| 1984 | 97° | 70° | 83° | — | — |
| 1983 | 91° | 63° | 77° | — | — |
| 1982coldest | 74° | 42° | 58° | — | — |
| 1981 | 81° | 67° | 74° | 0.46" | — |
| 1980 | 90° | 66° | 78° | — | — |
| 1979 | 83° | 64° | 73° | 3.43" | — |
| 1978 | 82° | 60° | 71° | — | — |
| 1977 | 80° | 62° | 71° | 4.11" | — |
| 1976 | 81° | 51° | 66° | — | — |
| 1975 | 81° | 65° | 73° | 1.42" | — |
| 1974 | 80° | 49° | 64° | — | — |
| 1973 | 94° | 70° | 82° | — | — |
| 1972 | 89° | 62° | 76° | — | — |
| 1971 | 86° | 47° | 66° | — | — |
54 years of data from LISLE - MORTON ARBORETUM