Weather on July 8
Joliet, IL
55 Years of Data
Avg High
85°F
Avg Low
64°F
Warmest
2012
88°F avg
Coldest
2015
61°F avg
About This Date
July 8th in Joliet, IL typically brings warm summer weather, with average highs around 85°F and lows near 64°F. Over 54 years of records, the warmest July 8th was in 2012 (88°F average), while the coldest was 2015 (61°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 28% of July 8th dates historically, with the wettest July 8th recording 6.3" of rain. The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for July 8th in Joliet, IL? Stay hydrated and seek shade during peak afternoon hours.
Cooling Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 85° | 67° | 76° | — | — |
| 2024 | 85° | 56° | 70° | — | — |
| 2023 | 81° | 61° | 71° | 1.14" | — |
| 2022 | 83° | 67° | 75° | — | — |
| 2021 | 87° | 67° | 77° | 0.13" | — |
| 2020 | 93° | 72° | 82° | — | — |
| 2019 | 79° | 63° | 71° | — | — |
| 2018 | 80° | 59° | 70° | — | — |
| 2017 | 89° | 63° | 76° | — | — |
| 2016 | 80° | 68° | 74° | 0.97" | — |
| 2015coldest | 70° | 53° | 61° | 0.89" | — |
| 2014 | 85° | 71° | 78° | 0.13" | — |
| 2013 | 86° | 68° | 77° | — | — |
| 2012warmest | 102° | 74° | 88° | — | — |
| 2011 | 79° | 64° | 71° | — | — |
| 2010 | 91° | 72° | 81° | 1.73" | — |
| 2009 | 81° | 65° | 73° | — | — |
| 2008 | 87° | 60° | 74° | 0.38" | — |
| 2007 | 86° | 64° | 75° | — | — |
| 2006 | 82° | 56° | 69° | — | — |
| 2005 | 81° | 56° | 68° | — | — |
| 2004 | 69° | 56° | 62° | — | — |
| 2003 | 90° | 67° | 78° | 0.97" | — |
| 2002 | 82° | 67° | 74° | — | — |
| 2001 | 89° | 72° | 80° | 0.13" | — |
| 2000 | 80° | 63° | 71° | — | — |
| 1999 | 84° | 62° | 73° | — | — |
| 1998 | 84° | 66° | 75° | 0.64" | — |
| 1997 | 83° | 59° | 71° | — | — |
| 1996 | 89° | 61° | 75° | — | — |
| 1995 | 79° | 57° | 68° | — | — |
| 1994 | 86° | 67° | 76° | 6.3" | — |
| 1993 | 78° | 70° | 74° | 0.03" | — |
| 1992 | 74° | 54° | 64° | 1.3" | — |
| 1991 | 87° | 66° | 77° | — | — |
| 1990 | 81° | 58° | 69° | — | — |
| 1989 | 91° | 67° | 79° | — | — |
| 1988 | 96° | 69° | 83° | — | — |
| 1987 | 85° | 65° | 75° | — | — |
| 1986 | 87° | 67° | 77° | 0.03" | — |
| 1985 | 88° | 56° | 72° | — | — |
| 1984 | 75° | 53° | 64° | — | — |
| 1983 | 80° | 51° | 66° | — | — |
| 1982 | 85° | 64° | 74° | — | — |
| 1981 | 93° | 67° | 80° | — | — |
| 1980 | 98° | 68° | 83° | — | — |
| 1979 | 80° | 59° | 70° | — | — |
| 1978 | 87° | 65° | 76° | — | — |
| 1977 | 91° | 68° | 80° | — | — |
| 1976 | 88° | 66° | 77° | — | — |
| 1974 | 97° | 71° | 84° | — | — |
| 1973 | 93° | 68° | 81° | — | — |
| 1972 | 82° | 53° | 68° | — | — |
| 1971 | 90° | 69° | 79° | 1.73" | — |
54 years of data from JOLIET