Hail history for Pima County, Arizona
Every NOAA hail report filed in Pima County since 1957, with preliminary National Weather Service reports to November 3, 2026.
Readout · Pima County
- Last hail
- Oct 29, 2026
- 0.50 in, marble size · preliminary
- Hail days, last 5 years
- 27
- since Nov 3, 2021 · 35 reports
- Largest ever
- 3.00 in
- teacup · Aug 28, 2002
196 reports on 154 days since 1957 · #3 of 15 Arizona counties
Hail map · Pima 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 Pima County is from October 29, 2026. A local roofer can check and document it at no cost.
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What the record says about Pima County
The latest hail report in Pima County is from October 29, 2026, 0.50 in (marble size). Since November 3, 2021 there have been 27 separate hail days; the biggest stones in that time were 1.75 in on July 28, 2023.
Over the 20 years 2006–2025, Pima County logged 95 reports on 74 hail days, about 4.8 reports a year. That is 2.9 times the median Arizona county (1.6 a year) and ranks #3 of 15 Arizona counties for all-time reports. Pima County holds 14% of all 1,415 hail reports in Arizona.
1% of reports with a size were 2 inches (hen egg) or larger, against 2% for the median Arizona county. The largest hail on record here is 3.00 in (teacup) on August 28, 2002 near Tucson.
Reports held about level in 2016–2025 (48) compared with 2006–2015 (47). The busiest year was 2005, with 12 reports on 11 days. Hail here peaks in August (32% of reports); 9% fall between April and June.
Reports a year 2006–2025 average
- Pima County 4.8
- Median Arizona county 1.6
Hail days 2006–2025
- Pima County 74
- Median Arizona county 30
Share 2 in or larger of sized reports
- Pima County 1%
- Median Arizona county 2%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | 4 | 2 | 7 | |||||||||
| 2025 | 1 | 1 | 2 | 1 | 5 | ||||||||
| 2024 | 2 | 4 | 6 | ||||||||||
| 2023 | 3 | 4 | 1 | 8 | |||||||||
| 2022 | 5 | 3 | 1 | 9 | |||||||||
| 2021 | 1 | 1 | 1 | 3 | |||||||||
| 2020 | 2 | 2 | |||||||||||
| 2019 | 2 | 2 | |||||||||||
| 2018 | 1 | 2 | 1 | 2 | 6 | ||||||||
| 2017 | 1 | 1 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Oct 29, 2026 | 1 | 0.50 in | View |
| Oct 22, 2026 | 1 | 1.00 in | View |
| Aug 19, 2026 | 2 | 1.00 in | View |
| Aug 5, 2026 | 1 | 0.25 in | View |
| Aug 3, 2026 | 1 | 1.00 in | View |
| Jun 17, 2026 | 1 | 0.75 in | — |
| Nov 19, 2025 | 1 | 0.88 in | — |
| Oct 11, 2025 | 2 | 1.00 in | — |
| Sep 25, 2025 | 1 | 1.00 in | — |
| Aug 15, 2025 | 1 | 0.88 in | — |
| Aug 23, 2024 | 1 | 1.00 in | — |
| Aug 21, 2024 | 2 | 1.25 in | — |
| Aug 19, 2024 | 1 | 1.00 in | — |
| Jul 14, 2024 | 1 | 0.75 in | — |
| Jul 11, 2024 | 1 | 1.00 in | — |
| Oct 24, 2023 | 1 | 1.00 in | — |
| Aug 31, 2023 | 1 | 1.00 in | — |
| Aug 30, 2023 | 1 | 1.00 in | — |
| Aug 21, 2023 | 1 | 1.50 in | — |
| Aug 17, 2023 | 1 | 1.00 in | — |
| Jul 28, 2023 | 1 | 1.75 in | — |
| Jul 17, 2023 | 2 | 1.00 in | — |
| Oct 15, 2022 | 1 | 1.00 in | — |
| Sep 12, 2022 | 1 | 1.00 in | — |
| Sep 11, 2022 | 2 | 1.00 in | — |
| Jul 17, 2022 | 1 | 1.00 in | — |
| Jul 16, 2022 | 4 | 1.50 in | — |
Largest hail on record
| Date | Size | Location | Damage | Time · source |
|---|---|---|---|---|
| Aug 28, 2002 | 3.00 inteacup | Tucson | $10K | 12:55 local · NCEI |
| Sep 28, 1995 | 2.75 inbaseball | Aravica | — | 00:10 local · NCEI |
| Jul 28, 2023 | 1.75 ingolf ball | 4.15 E Tucson | $5K | 18:04 local · NCEI |
| Aug 10, 2018 | 1.75 ingolf ball | 5.42 NE Oro Vly | — | 15:45 local · NCEI |
| Jun 30, 2015 | 1.75 ingolf ball | 4.29 W Sabino | $2.0 million | 17:20 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 84 43%
- 1–2 in 110 56%
- 2 in + 2 1%
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Oct 29, 2026 | 0.50 inmarble | 5 N Tucson | 09:28 UTC · NWS prelim. |
| Oct 22, 2026 | 1.00 inquarter | 8 N Green Valley | 23:45 UTC · NWS prelim. |
| Aug 19, 2026 | 1.00 inquarter | 5 E Tucson | 01:41 UTC · NWS prelim. |
| Aug 19, 2026 | 1.00 inquarter | 5 E Tucson | 01:37 UTC · NWS prelim. |
| Aug 5, 2026 | 0.25 inpea | 14 SE Tucson | 04:30 UTC · NWS prelim. |
| Aug 3, 2026 | 1.00 inquarter | 8 SSE Sells | 04:20 UTC · NWS prelim. |
| Jun 17, 2026 | 0.75 inpenny | 3.07 SSW Drexel Hgts | 16:00 local · NCEI |
| Nov 19, 2025 | 0.88 innickel | 2.23 NW Oro Vly | 13:13 local · NCEI |
| Oct 11, 2025 | 1.00 inquarter | 6.01 ENE (Dma)davis Monthan A | 15:00 local · NCEI |
| Oct 11, 2025 | 1.00 inquarter | 4.62 E (Dma)davis Monthan A | 14:55 local · NCEI |
| Sep 25, 2025 | 1.00 inquarter | 4.36 N Vail | 14:13 local · NCEI |
| Aug 15, 2025 | 0.88 innickel | 4.68 E Wahak Hotrontk | 18:18 local · NCEI |
Cities and towns in Pima County
| Place | Reports | Largest |
|---|---|---|
| Tucson | 69 | 3.00 in |
| Marana | 14 | 1.75 in |
| Oro Valley | 11 | 1.00 in |
| Sahuarita | 11 | 1.75 in |
| Catalina Foothills | 10 | 1.75 in |
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 |
|---|---|---|---|
| Green Valley | 8 | 7 | Sep 11, 2022 |
| Picture Rocks | 6 | 6 | Aug 17, 2023 |
| Vail | 6 | 6 | Jul 14, 2024 |
| Rincon Valley | 5 | 5 | Aug 5, 2026 |
| Summerhaven | 5 | 5 | Jun 30, 2015 |
| Tucson Estates | 5 | 5 | Aug 23, 2024 |
| Three Points | 4 | 4 | Jul 16, 2022 |
| Casas Adobes | 3 | 3 | Oct 18, 2015 |
| Drexel Heights | 3 | 3 | Jun 17, 2026 |
| Corona de Tucson | 2 | 2 | Aug 28, 2019 |
| Tucson Mountains | 2 | 2 | Jun 10, 2016 |
| Willow Canyon | 2 | 2 | Jul 5, 2013 |
| Arivaca Junction | 1 | 1 | Jul 19, 2007 |
| Chiawuli Tak | 1 | 1 | Jul 25, 2006 |
| Haivana Nakya | 1 | 1 | Jul 17, 2023 |
| J-Six Ranchettes | 1 | 1 | Jul 20, 2005 |
| Sells | 1 | 1 | Sep 10, 2002 |
| Tanque Verde | 1 | 1 | Aug 19, 2024 |
| Topawa | 1 | 1 | Aug 3, 2026 |
| Valencia West | 1 | 1 | Sep 12, 2022 |
| Why | 1 | 1 | Jul 15, 2012 |
Questions about hail in Pima County
How often does it hail in Pima County, Arizona?
196 hail reports have been logged in Pima County since 1957. Over the 20 years 2006–2025 that averages 4.8 reports a year. That ranks #3 of 15 Arizona counties by number of reports.
When is hail season in Pima County?
Most reports come in August, July, September. August alone accounts for 32% of all reports.
What is the largest hail recorded in Pima County?
3.00 in (teacup size) on August 28, 2002 near Tucson. 1% of reports here were 2 inches or larger.
When did it last hail in Pima County?
The most recent report in this data is from October 29, 2026 (0.50 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Pima County had in the last five years?
27 separate days with hail reports since November 3, 2021, adding up to 35 reports. The most recent was October 29, 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.