Weather on July 15
Chicago, IL
55 Years of Data
About This Date
July 15th in Chicago, IL typically brings warm summer weather, with average highs around 84°F and lows near 68°F. Over 53 years of records, the warmest July 15th was in 1977 (89°F average), while the coldest was 2014 (63°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 17% of July 15th dates historically, with the wettest July 15th recording 2.95" of rain. The last decade has been 2.6°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.6°F cooler on this date compared to 20-30 years ago.
Planning for July 15th in Chicago, IL? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 82° | 69° | 76° | — | — |
| 2024 | 89° | 69° | 79° | — | — |
| 2023 | 84° | 70° | 77° | 1.22" | — |
| 2022 | 72° | 66° | 69° | — | — |
| 2021 | 79° | 66° | 72° | — | — |
| 2020 | 87° | 67° | 77° | — | — |
| 2019 | 90° | 72° | 81° | — | — |
| 2018 | 82° | 71° | 77° | — | — |
| 2017 | 81° | 64° | 72° | — | — |
| 2016 | 75° | 65° | 70° | — | — |
| 2015 | 68° | 59° | 64° | — | — |
| 2014coldest | 69° | 57° | 63° | — | — |
| 2013 | 84° | 73° | 79° | — | — |
| 2012 | 92° | 74° | 83° | — | — |
| 2011 | 81° | 71° | 76° | — | — |
| 2010 | 93° | 74° | 83° | — | — |
| 2009 | 87° | 67° | 77° | — | — |
| 2008 | 92° | 69° | 80° | — | — |
| 2007 | 82° | 68° | 75° | — | — |
| 2006 | 92° | 77° | 84° | — | — |
| 2005 | 80° | 74° | 77° | — | — |
| 2004 | 84° | 63° | 73° | — | — |
| 2003 | 87° | 68° | 78° | 2.95" | — |
| 2002 | 89° | 65° | 77° | — | — |
| 2001 | 89° | 66° | 78° | — | — |
| 2000 | 80° | 68° | 74° | — | — |
| 1999 | 92° | 70° | 81° | — | — |
| 1998 | 90° | 71° | 80° | — | — |
| 1997 | 91° | 68° | 80° | — | — |
| 1994 | 83° | 66° | 74° | — | — |
| 1993 | 76° | 66° | 71° | — | — |
| 1992 | 70° | 61° | 65° | 0.08" | — |
| 1991 | 84° | 62° | 73° | — | — |
| 1990 | 69° | 60° | 65° | 0.15" | — |
| 1989 | 76° | 64° | 70° | — | — |
| 1988 | 98° | 72° | 85° | — | — |
| 1987 | 73° | 58° | 65° | 1.09" | — |
| 1986 | 89° | 66° | 78° | 0.03" | — |
| 1985 | 88° | 71° | 79° | 1.57" | — |
| 1984 | 90° | 74° | 82° | — | — |
| 1983 | 95° | 77° | 86° | — | — |
| 1982 | 87° | 70° | 78° | — | — |
| 1981 | 80° | 66° | 73° | 0.1" | — |
| 1980 | 96° | 81° | 88° | — | — |
| 1979 | 84° | 70° | 77° | 0.56" | — |
| 1978 | 82° | 67° | 74° | — | — |
| 1977warmest | 98° | 80° | 89° | — | — |
| 1976 | 86° | 75° | 81° | — | — |
| 1975 | 82° | 65° | 73° | — | — |
| 1974 | 79° | 69° | 74° | — | — |
| 1973 | 71° | 66° | 69° | — | — |
| 1972 | 80° | 68° | 74° | — | — |
| 1971 | 82° | 65° | 73° | — | — |
Chicago, IL Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Chicago, IL Monthly Precipitation
Average rainfall per month, in inches.
Chicago, IL Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Chicago, IL
Chicago, IL has no months that meet our "pleasant" threshold — every season has tradeoffs.