Hail history for Boise County, Idaho
Every NOAA hail report filed in Boise County since 1961, with preliminary National Weather Service reports to November 3, 2026.
Readout · Boise County
- Last hail
- Jun 26, 2024
- 1.25 in, half dollar size
- Hail days, last 5 years
- 2
- since Nov 3, 2021 · 2 reports
- Largest ever
- 2.00 in
- hen egg · Jul 5, 1961
21 reports on 19 days since 1961 · #21 of 45 Idaho counties
Hail map · Boise County
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
Roof damage after hail? Get a free inspection
Hail bruises shingles and cracks seals in ways you can't see from the ground, and most insurers set a claim deadline after the storm. The latest hail report in Boise County is from June 26, 2024. A local roofer can check and document it at no cost.
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What the record says about Boise County
The latest hail report in Boise County is from June 26, 2024, 1.25 in (half dollar size). Since November 3, 2021 there have been 2 separate hail days; the biggest stones in that time were 1.25 in on June 26, 2024.
Over the 20 years 2006–2025, Boise County logged 7 reports on 6 hail days, about 0.3 reports a year. That is 30% less than the median Idaho county (0.5 a year) and ranks #21 of 45 Idaho counties for all-time reports. Boise County holds 2% of all 1,140 hail reports in Idaho.
5% of reports with a size were 2 inches (hen egg) or larger, against 0% for the median Idaho county. The largest hail on record here is 2.00 in (hen egg) on July 5, 1961.
The busiest year was 1995, with 4 reports on 3 days. Hail here peaks in June (29% of reports); 57% fall between April and June.
Reports a year 2006–2025 average
- Boise County 0.3
- Median Idaho county 0.5
Hail days 2006–2025
- Boise County 6
- Median Idaho county 8
Share 2 in or larger of sized reports
- Boise County 5%
- Median Idaho county 0%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 1 | 1 | |||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 1 | 1 | |||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Jun 26, 2024 | 1 | 1.25 in | — |
| Aug 12, 2022 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | Time · source |
|---|---|---|---|
| Jul 5, 1961 | 2.00 inhen egg | — | 12:15 local · NCEI |
| Apr 27, 2010 | 1.75 ingolf ball | 5 W Centerville | 16:15 local · NCEI |
| May 6, 1998 | 1.75 ingolf ball | Placerville | 17:00 local · NCEI |
| Aug 16, 2006 | 1.50 inping pong ball | Crouch | 17:40 local · NCEI |
| Jun 26, 2024 | 1.25 inhalf dollar | 1.47 SSE Crouch | 14:00 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 7 33%
- 1–2 in 13 62%
- 2 in + 1 5%
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Jun 26, 2024 | 1.25 inhalf dollar | 1.47 SSE Crouch | 14:00 local · NCEI |
| Aug 12, 2022 | 1.00 inquarter | 9.79 S Steirman | 14:00 local · NCEI |
| Sep 5, 2013 | 1.00 inquarter | 1 S Horseshoe Bend | 14:30 local · NCEI |
| Apr 27, 2010 | 1.75 ingolf ball | 5 W Centerville | 16:15 local · NCEI |
| Aug 16, 2006 | 1.50 inping pong ball | Crouch | 17:40 local · NCEI |
| Jun 13, 2006 | 1.00 inquarter | 1 SE Banks | 16:30 local · NCEI |
| Jun 13, 2006 | 1.00 inquarter | 6 NE Horseshoe Bend | 16:05 local · NCEI |
| Jun 30, 2004 | 1.00 inquarter | Lowman | 19:20 local · NCEI |
| May 16, 2000 | 1.00 inquarter | Horseshoe Bend | 13:15 local · NCEI |
| Jul 2, 1998 | 0.75 inpenny | 1 W Garden Vly | 20:02 local · NCEI |
| May 6, 1998 | 1.75 ingolf ball | Placerville | 17:00 local · NCEI |
| May 3, 1998 | 0.75 inpenny | Banks | 16:10 local · NCEI |
Smaller places with fewer than 10 reports
These places have too few reports for a page of their own, so their record lives here.
| Place | Reports | Hail days | Latest |
|---|---|---|---|
| Placerville | 3 | 3 | Apr 27, 2010 |
| Banks | 2 | 2 | Jun 13, 2006 |
| Garden Valley | 2 | 2 | Jun 26, 2024 |
| Horseshoe Bend | 2 | 2 | Sep 5, 2013 |
| Crouch | 1 | 1 | Aug 16, 2006 |
| Lowman | 1 | 1 | Jun 30, 2004 |
| Robie Creek | 1 | 1 | Aug 12, 2022 |
Questions about hail in Boise County
How often does it hail in Boise County, Idaho?
21 hail reports have been logged in Boise County since 1961. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #21 of 45 Idaho counties by number of reports.
When is hail season in Boise County?
Most reports come in June, May, July. June alone accounts for 29% of all reports.
What is the largest hail recorded in Boise County?
2.00 in (hen egg size) on July 5, 1961. 5% of reports here were 2 inches or larger.
When did it last hail in Boise County?
The most recent report in this data is from June 26, 2024 (1.25 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Boise County 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 June 26, 2024.
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.