Hail history for Hanover, Illinois
NOAA hail reports in and within about 5 km (3 miles) of Hanover since 1977, with preliminary reports to November 3, 2026.
Readout · Hanover
- Last hail
- Apr 17, 2026
- 1.50 in, ping pong ball size
- Hail days, last 5 years
- 2
- since Nov 3, 2021 · 2 reports
- Largest ever
- 1.50 in
- ping pong ball · Apr 17, 2026
11 reports on 11 days since 1977 · #291 of 378 Illinois places
Hail map · Hanover
- 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 Hanover
The latest hail report in and around Hanover is from April 17, 2026, 1.50 in (ping pong ball size). Since November 3, 2021 there have been 2 separate hail days; the biggest stones in that time were 1.50 in on April 17, 2026.
Over the 20 years 2006–2025, Hanover logged 5 reports on 5 hail days, about 0.3 reports a year. That is about half the median Illinois town on this site (0.5 a year) and ranks #291 of 378 Illinois cities and towns on this site for all-time reports. Hanover accounts for 10% of the 113 reports filed in Jo Daviess County.
0% 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 1.50 in (ping pong ball) on April 17, 2026 near 0.51 E Hanover.
The busiest year was 2026, with 2 reports on 2 days. Hail here peaks in May (27% of reports); 64% fall between April and June.
Reports a year 2006–2025 average
- Hanover 0.3
- Jo Daviess County 3.4
- Median Illinois town on this site 0.5
Hail days 2006–2025
- Hanover 5
- Jo Daviess County 36
- Median Illinois town on this site 8
Share 2 in or larger of sized reports
- Hanover 0%
- Jo Daviess County 4%
- 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 | 1 | 1 | 2 | ||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 1 | 1 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Apr 17, 2026 | 1 | 1.50 in | — |
| Mar 10, 2026 | 1 | 1.50 in | — |
Largest hail on record
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Apr 17, 2026 | 1.50 inping pong ball | 0.51 E Hanover | Jo Daviess | 14:05 local · NCEI |
| Mar 10, 2026 | 1.50 inping pong ball | 0.51 E Hanover | Jo Daviess | 17:44 local · NCEI |
| Apr 10, 2017 | 1.00 inquarter | Hanover | Jo Daviess | 02:14 local · NCEI |
| Jun 18, 2014 | 1.00 inquarter | 2.05 E Hanover | Jo Daviess | 16:45 local · NCEI |
| Jul 9, 1985 | 1.00 inquarter | — | Jo Daviess | 18:45 local · NCEI |
Sizes filed before 1996 are often rough estimates (round numbers like 7.00 or 8.00 in) without an exact spot; they are shown as NOAA filed them.
Size of every report
- Under 1 in 5 45%
- 1–2 in 6 55%
- 2 in + 0 0%
Most recent reports
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Apr 17, 2026 | 1.50 inping pong ball | 0.51 E Hanover | Jo Daviess | 14:05 local · NCEI |
| Mar 10, 2026 | 1.50 inping pong ball | 0.51 E Hanover | Jo Daviess | 17:44 local · NCEI |
| Apr 10, 2017 | 1.00 inquarter | Hanover | Jo Daviess | 02:14 local · NCEI |
| Jun 18, 2014 | 1.00 inquarter | 2.05 E Hanover | Jo Daviess | 16:45 local · NCEI |
| May 19, 2013 | 0.75 inpenny | 0.69 N Hanover | Jo Daviess | 12:45 local · NCEI |
| Feb 26, 2009 | 0.75 inpenny | Hanover | Jo Daviess | 12:31 local · NCEI |
| May 27, 2006 | 0.75 inpenny | 2 SW Hanover | Jo Daviess | 13:50 local · NCEI |
| May 22, 2004 | 0.88 innickel | 3 N Hanover | Jo Daviess | 22:11 local · NCEI |
| Jun 8, 1999 | 0.75 inpenny | Hanover | Jo Daviess | 13:30 local · NCEI |
| Jul 9, 1985 | 1.00 inquarter | — | Jo Daviess | 18:45 local · NCEI |
| Jul 30, 1977 | 1.00 inquarter | — | Jo Daviess | 21:00 local · NCEI |
Hail history near Hanover
- The Galena Territory 16 km · 12
- Savanna 21 km · 13
- Galena 22 km · 10
- Stockton 25 km · 20
- Mount Carroll 30 km · 16
- Thomson 34 km · 13
- Warren 35 km · 11
- Lena 40 km · 10
Questions about hail in Hanover
How often does it hail in Hanover, Illinois?
11 hail reports have been logged in and within about 5 km (3 miles) of Hanover since 1977. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #291 of 378 Illinois places by number of reports.
When is hail season in Hanover?
Most reports come in May, April, June. May alone accounts for 27% of all reports.
What is the largest hail recorded in Hanover?
1.50 in (ping pong ball size) on April 17, 2026 near 0.51 E Hanover. 0% of reports here were 2 inches or larger.
When did it last hail in Hanover?
The most recent report in this data is from April 17, 2026 (1.50 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Hanover had in the last five years?
2 separate days with hail reports since November 3, 2021, adding up to 2 reports. The most recent was April 17, 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.