Harper's Weekly / Public domain
Chicago, IL Weather on April 9
Chicago's April 9 Can Swing 50 Degrees, From 25°F to 75°F
April 9 in Chicago typically hovers around 53°F for highs and 38°F for lows, marking the city's transition into spring. However, across five decades of records, this date has seen extreme swings in temperature, with a scorching 75°F high in 2017 and a frigid 25°F low in 1989. This 50-degree range illustrates why Chicagoans know to keep their winter coats handy well into April despite warming trends.
What to Expect on April 9
Planning for April 9th in Chicago, IL? Bring layers as temperatures can vary throughout the day.
Frequently Asked Questions
What was the warmest April 9 ever in Chicago?
The warmest April 9 in Chicago, IL reached 75°F in 2017. That is 22°F above the long-term average high of 53°F.
What was the coldest April 9 ever in Chicago?
The coldest April 9 in Chicago, IL dropped to 25°F in 2016. That is 13°F below the long-term average low of 38°F.
What is the average temperature on April 9 in Chicago?
On April 9, Chicago averages a high of 53°F and a low of 38°F based on 52 years of NOAA weather observations from CHICAGO GRANT PARK.
How many years of weather data are available for April 9 in Chicago?
We have 52 years of weather records for April 9 in Chicago, IL, sourced from NOAA's Global Historical Climatology Network. Records include daily high and low temperatures, precipitation, and snowfall data going back to 2025.
April 9 Weather History in Chicago
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 41°F | 34°F | -- | -- |
| 2024 | 63°F | 53°F | -- | -- |
| 2023 | 66°F | 41°F | -- | -- |
| 2022 | 42°F | 32°F | -- | -- |
| 2021 | 63°F | 50°F | 0.03" | -- |
| 2020 | 49°F | 37°F | -- | -- |
| 2019 | 65°F | 39°F | -- | -- |
| 2018 | 37°F | 30°F | -- | -- |
| 2017 | 75°F | 58°F | -- | -- |
| 2016 | 34°F | 25°F | -- | -- |
| 2015 | 73°F | 42°F | -- | -- |
| 2014 | 62°F | 38°F | -- | -- |
| 2013 | 47°F | 37°F | -- | -- |
| 2012 | 63°F | 45°F | -- | -- |
| 2011 | 55°F | 45°F | -- | -- |
| 2010 | 49°F | 36°F | -- | -- |
| 2009 | 53°F | 41°F | -- | -- |
| 2008 | 53°F | 39°F | -- | -- |
| 2007 | 43°F | 36°F | -- | -- |
| 2006 | 51°F | 37°F | -- | -- |
| 2005 | 66°F | 43°F | 0" | -- |
| 2004 | 56°F | 36°F | 0" | -- |
| 2003 | 44°F | 31°F | 0" | -- |
| 2002 | 48°F | 38°F | 0" | -- |
| 2001 | 63°F | 46°F | 0.69" | -- |
| 2000 | 58°F | 32°F | 0" | -- |
| 1999 | 53°F | 43°F | 0.28" | -- |
| 1998 | 46°F | 41°F | 0.1" | -- |
| 1994 | 66°F | 51°F | 0" | -- |
| 1993 | 57°F | 46°F | 0" | -- |
| 1992 | 54°F | 41°F | 0" | -- |
| 1991 | 73°F | 40°F | 3.15" | -- |
| 1990 | 63°F | 47°F | 0" | -- |
| 1989 | 48°F | 25°F | 0" | -- |
| 1988 | 60°F | 41°F | 0" | -- |
| 1987 | 60°F | 30°F | 0" | -- |
| 1986 | 51°F | 39°F | 0.23" | -- |
| 1985 | 38°F | 27°F | 0.05" | -- |
| 1984 | 47°F | 38°F | 0.13" | -- |
| 1983 | 45°F | 37°F | 2.29" | -- |
| 1982 | 40°F | 28°F | 0.46" | 1" |
| 1981 | 66°F | 42°F | 1.63" | -- |
| 1980 | 57°F | 35°F | 0.33" | -- |
| 1979 | 39°F | 32°F | 0.56" | -- |
| 1978 | 49°F | 38°F | 0" | -- |
| 1977 | 54°F | 32°F | 0" | -- |
| 1976 | 46°F | 37°F | -- | -- |
| 1975 | 36°F | 33°F | -- | -- |
| 1974 | 39°F | 32°F | -- | -- |
| 1973 | 43°F | 32°F | -- | -- |
| 1972 | 47°F | 29°F | -- | -- |
| 1971 | 62°F | 40°F | 0" | -- |
Based on 52 years of data from NOAA station: CHICAGO GRANT PARK
How Has April 9 Changed?
Temperatures on this date have remained relatively stable over the past several decades.
Monthly Climate Averages
Historical temperature and precipitation averages for Chicago, IL, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.