On the map: July 27, 2026, the largest radar hail near Markham since 2019: 1.71″ within about 2 miles of the center. Rings at 1, 3 and 5 miles.
Radar-estimated hail
Markham, IL hail history
Last 1-inch hail reported within 5 miles of Markham, IL: July 27, 2026 (1.75″).
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· As you type, the text is sent to Google to suggest addresses.IndependentNot affiliated with NOAA or the National Weather Service. Source: NOAA Storm Prediction Center storm reports; NOAA MRMS radar hail estimates (MESH) via the Iowa Environmental Mesonet. Data through November 6, 2026. Methodology
How often it hails near Markham
Source: National Storms (nationalstorms.com), CC BY 4.0, data from NOAA Storm Prediction Center storm reports.
Recent hail days
- Jul 27, 20261.75″ · 2.9 mi
- May 7, 20241.25″ · 3.1 mi
- Feb 27, 20242.00″ · 2.9 mi
- Feb 28, 20170.88″ · 4.9 mi
- May 20, 20142.00″ · 3.0 mi
- Jun 12, 20130.75″ · 4.9 mi
As of November 6, 2026, hail has been reported within 5 miles of Markham, IL on 26 days since 1955, 3 of them from 2016 to 2025 (329th of 441 Illinois cities for that decade). The most recent was July 27, 2026 (1.75″), and the largest on record is 2.00″ (hen egg size) on February 27, 2024. Radar estimated hail of 1 inch or larger within about 2 miles of the city center on 2 days since October 2019.
Markham averages a 1-inch-or-larger hail report within 5 miles about once every 2.5 years (8 days, 2006–2025). By days with hail reported within 5 miles from 2016 to 2025 (3), Markham ranks 329th of 441 Illinois cities and 3352nd of 6,891 US cities (tied with 740 others).
Most hail near Markham falls in April, May and June: 17 of its 26 hail days since 1955 (65%), with the most in June (7). Across the state: Illinois hail season.
Compare: the most hail-prone US cities · Hail Belt 2026
Hail days near Markham
| Storm day | Largest report | Reports | Closest to center |
|---|---|---|---|
| July 27, 2026 | 1.75″ | 3 | 2.9 mi |
| May 7, 2024 | 1.25″ | 2 | 3.1 mi |
| February 27, 2024 | 2.00″ | 3 | 2.9 mi |
| February 28, 2017 | 0.88″ | 1 | 4.9 mi |
| May 20, 2014 | 2.00″ | 3 | 3.0 mi |
| June 12, 2013 | 0.75″ | 1 | 4.9 mi |
| January 28, 2013 | 0.75″ | 1 | 4.2 mi |
| June 28, 2012 | 1.75″ | 3 | 3.3 mi |
| June 30, 2011 | 1.75″ | 1 | 2.5 mi |
| June 4, 2011 | 1.75″ | 1 | 4.8 mi |
| March 8, 2009 | 0.75″ | 1 | 4.8 mi |
| October 18, 2007 | 1.00″ | 4 | 2.1 mi |
| July 20, 2006 | 0.88″ | 1 | 1.5 mi |
| June 22, 2006 | 0.75″ | 1 | 3.1 mi |
| May 29, 2006 | 1.75″ | 1 | 2.1 mi |
| May 24, 2006 | 0.88″ | 1 | 4.0 mi |
| April 20, 2004 | 1.00″ | 2 | 3.1 mi |
| April 16, 2004 | 0.75″ | 2 | 4.0 mi |
| June 25, 2002 | 2.00″ | 1 | 3.5 mi |
| September 11, 2000 | 1.00″ | 2 | 0.5 mi |
| June 25, 1998 | 2.00″ | 1 | 1.5 mi |
| April 12, 1996 | 0.75″ | 1 | 2.1 mi |
| April 26, 1994 | 1.75″ | 2 | 0.5 mi |
| July 7, 1991 | 1.50″ | 1 | 2.5 mi |
| May 5, 1977 | 1.25″ | 1 | 4.8 mi |
Radar-estimated hail near Markham
Largest radar estimate within about 2 miles of the city center, NOAA MRMS (October 2019 onward). The largest was 1.71″ on July 27, 2026.
| Storm day | Radar max (MESH) |
|---|---|
| August 11, 2026 | 0.86″ |
| August 9, 2026 | 0.89″ |
| July 27, 2026 | 1.71″ |
| July 3, 2026 | 0.96″ |
| June 13, 2026 | 0.76″ |
| August 16, 2025 | 0.78″ |
| May 15, 2025 | 1.00″ |
| May 7, 2024 | 0.79″ |
| July 5, 2023 | 0.80″ |
| May 23, 2020 | 0.98″ |
Did it hail at your address?
City numbers cover a 5-mile circle around Markham's center. For dates, sizes and distances near a single address, use the hail lookup by address.
County: Cook County · State: Illinois
Nearby: Chicago Cicero Schaumburg Evanston Arlington Heights Palatine Skokie Des Plaines Orland Park Oak Lawn Mount Prospect Berwyn
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