Hail history for Aurora, Illinois
NOAA hail reports in and within about 5 km (3 miles) of Aurora since 1962, with preliminary reports to November 3, 2026.
Readout · Aurora
- Last hail
- Mar 30, 2026
- 1.00 in, quarter size
- Hail days, last 5 years
- 4
- since Nov 3, 2021 · 14 reports
- Largest ever
- 2.50 in
- tennis ball · Apr 4, 2023
38 reports on 27 days since 1962 · #23 of 378 Illinois places
Hail map · Aurora
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
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What the record says about Aurora
The latest hail report in and around Aurora is from March 30, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 4 separate hail days; the biggest stones in that time were 2.50 in on April 4, 2023.
Over the 20 years 2006–2025, Aurora logged 23 reports on 14 hail days, about 1.1 reports a year. That is about twice the median Illinois town on this site (0.5 a year) and ranks #23 of 378 Illinois cities and towns on this site for all-time reports. Aurora accounts for 17% of the 226 reports filed in Kane County.
8% of reports with a size were 2 inches (hen egg) or larger, against 4% for the median Illinois town on this site. The largest hail on record here is 2.50 in (tennis ball) on April 4, 2023 near 1.37 WNW Aurora.
Reports were up 88% in 2016–2025 (15) compared with 2006–2015 (8). The busiest year was 2023, with 9 reports on 1 day. Hail here peaks in April (29% of reports); 53% fall between April and June.
Reports a year 2006–2025 average
- Aurora 1.1
- Kane County 7.7
- Median Illinois town on this site 0.5
Hail days 2006–2025
- Aurora 14
- Kane County 71
- Median Illinois town on this site 8
Share 2 in or larger of sized reports
- Aurora 8%
- Kane County 7%
- Median Illinois town on this site 4%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 4 | 4 | |||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 1 | 1 | |||||||||||
| 2023 | 9 | 9 | |||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 1 | 1 | |||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 1 | 1 | 2 | ||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 1 | 1 | 2 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Mar 30, 2026 | 3 | 1.00 in | — |
| Mar 10, 2026 | 1 | 1.00 in | — |
| Feb 27, 2024 | 1 | 1.00 in | — |
| Apr 4, 2023 | 9 | 2.50 in | — |
Largest hail on record
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Apr 4, 2023 | 2.50 intennis ball | 1.37 WNW Aurora | Kane | 12:11 local · NCEI |
| Apr 4, 2023 | 2.00 inhen egg | 2.67 ESE Boulder Hill | Kendall | 12:07 local · NCEI |
| Apr 4, 2023 | 2.00 inhen egg | 2.67 ESE Prestbury | Kane | 12:06 local · NCEI |
| Apr 4, 2023 | 1.75 ingolf ball | 1.55 WSW Aurora | Kane | 12:09 local · NCEI |
| Apr 4, 2023 | 1.75 ingolf ball | 2.92 SE Aurora | Kane | 12:08 local · NCEI |
Size of every report
- Under 1 in 10 26%
- 1–2 in 25 66%
- 2 in + 3 8%
Most recent reports
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Mar 30, 2026 | 1.00 inquarter | 0.86 NW Eola | Du Page | 21:15 local · NCEI |
| Mar 30, 2026 | 1.00 inquarter | 2.07 NW Montgomery | Kane | 21:13 local · NCEI |
| Mar 30, 2026 | 1.00 inquarter | 1.08 W Aurora | Kane | 21:11 local · NCEI |
| Mar 10, 2026 | 1.00 inquarter | 2.17 WNW Aurora | Kane | 18:35 local · NCEI |
| Feb 27, 2024 | 1.00 inquarter | 2.14 SSE Aurora | Du Page | 19:38 local · NCEI |
| Apr 4, 2023 | 1.50 inping pong ball | 1.24 SW Marywood | Kane | 12:16 local · NCEI |
| Apr 4, 2023 | 1.50 inping pong ball | 2.14 SSW Fermilab | Du Page | 12:14 local · NCEI |
| Apr 4, 2023 | 2.50 intennis ball | 1.37 WNW Aurora | Kane | 12:11 local · NCEI |
| Apr 4, 2023 | 1.75 ingolf ball | 1.55 WSW Aurora | Kane | 12:09 local · NCEI |
| Apr 4, 2023 | 1.75 ingolf ball | 2.92 SE Aurora | Kane | 12:08 local · NCEI |
| Apr 4, 2023 | 1.50 inping pong ball | 1.56 SE Aurora | Kane | 12:07 local · NCEI |
| Apr 4, 2023 | 2.00 inhen egg | 2.67 ESE Boulder Hill | Kendall | 12:07 local · NCEI |
Hail history near Aurora
- Montgomery 7 km · 16
- Batavia 10 km · 29
- Oswego 10 km · 15
- Naperville 11 km · 42
- Sugar Grove 13 km · 19
- Geneva 14 km · 15
- Yorkville 16 km · 22
- West Chicago 16 km · 12
Questions about hail in Aurora
How often does it hail in Aurora, Illinois?
38 hail reports have been logged in and within about 5 km (3 miles) of Aurora since 1962. Over the 20 years 2006–2025 that averages 1.1 reports a year. That ranks #23 of 378 Illinois places by number of reports.
When is hail season in Aurora?
Most reports come in April, July, June. April alone accounts for 29% of all reports.
What is the largest hail recorded in Aurora?
2.50 in (tennis ball size) on April 4, 2023 near 1.37 WNW Aurora. 8% of reports here were 2 inches or larger.
When did it last hail in Aurora?
The most recent report in this data is from March 30, 2026 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Aurora had in the last five years?
4 separate days with hail reports since November 3, 2021, adding up to 14 reports. The most recent was March 30, 2026.
Where does this hail data come from?
Hail reports come from the NOAA NCEI Storm Events Database, which the National Weather Service compiles from spotter, public, law enforcement and media reports. Recent days use preliminary NWS Local Storm Reports via the Iowa Environmental Mesonet until NOAA publishes final data. Only reported hail is counted, so areas with fewer people tend to have fewer reports.