Hail history for Allen, Texas
NOAA hail reports in and within about 5 km (3 miles) of Allen since 1983, with preliminary reports to November 3, 2026.
Readout · Allen
- Last hail
- Mar 25, 2025
- 1.75 in, golf ball size
- Hail days, last 5 years
- 5
- since Nov 3, 2021 · 13 reports
- Largest ever
- 4.50 in
- softball · Jul 2, 1989
42 reports on 28 days since 1983 · #196 of 843 Texas places
Hail map · Allen
- 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 Allen
The latest hail report in and around Allen is from March 25, 2025, 1.75 in (golf ball size). Since November 3, 2021 there have been 5 separate hail days; the biggest stones in that time were 2.50 in on May 19, 2023.
Over the 20 years 2006–2025, Allen logged 37 reports on 23 hail days, about 1.9 reports a year. That is 3.4 times the median Texas town on this site (0.6 a year) and ranks #196 of 843 Texas cities and towns on this site for all-time reports. Allen accounts for 6% of the 647 reports filed in Collin County.
26% of reports with a size were 2 inches (hen egg) or larger, against 10% for the median Texas town on this site. The largest hail on record here is 4.50 in (softball) on July 2, 1989.
Reports were up 263% in 2016–2025 (29) compared with 2006–2015 (8). The busiest year was 2023, with 7 reports on 2 days. Hail here peaks in April (38% of reports); 71% fall between April and June.
Reports a year 2006–2025 average
- Allen 1.9
- Collin County 21.6
- Median Texas town on this site 0.6
Hail days 2006–2025
- Allen 23
- Collin County 112
- Median Texas town on this site 9
Share 2 in or larger of sized reports
- Allen 26%
- Collin County 13%
- Median Texas town on this site 10%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 2 | 2 | |||||||||||
| 2024 | 1 | 1 | |||||||||||
| 2023 | 2 | 5 | 7 | ||||||||||
| 2022 | 3 | 3 | |||||||||||
| 2021 | 1 | 1 | |||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 5 | 5 | |||||||||||
| 2018 | 1 | 2 | 3 | ||||||||||
| 2017 | 2 | 2 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Mar 25, 2025 | 2 | 2.00 in | — |
| May 22, 2024 | 1 | 0.75 in | — |
| May 19, 2023 | 5 | 2.50 in | — |
| Apr 20, 2023 | 2 | 2.00 in | — |
| May 16, 2022 | 3 | 1.75 in | — |
Largest hail on record
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Jul 2, 1989 | 4.50 insoftball | — | Collin | — | 16:06 local · NCEI |
| May 19, 2023 | 2.50 intennis ball | 1.91 NE Allen | Collin | $400.0 million | 17:57 local · NCEI |
| Mar 24, 2019 | 2.50 intennis ball | 3 NNW Allen | Collin | $50K | 18:06 local · NCEI |
| Mar 24, 2019 | 2.25 inhen egg | Allen | Collin | $50K | 17:48 local · NCEI |
| Mar 25, 2025 | 2.00 inhen egg | 2.37 SSW Forest Grove | Collin | $11K | 20:03 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 9 21%
- 1–2 in 22 52%
- 2 in + 11 26%
Most recent reports
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Mar 25, 2025 | 1.75 ingolf ball | 2.37 NNW Parker | Collin | $7K | 20:06 local · NCEI |
| Mar 25, 2025 | 2.00 inhen egg | 2.37 SSW Forest Grove | Collin | $11K | 20:03 local · NCEI |
| May 22, 2024 | 0.75 inpenny | 2.37 SSW Forest Grove | Collin | — | 14:04 local · NCEI |
| May 19, 2023 | 2.50 intennis ball | 1.91 NE Allen | Collin | $400.0 million | 17:57 local · NCEI |
| May 19, 2023 | 1.50 inping pong ball | 1.5 NNE Allen | Collin | — | 17:57 local · NCEI |
| May 19, 2023 | 1.75 ingolf ball | 2.15 NNE Allen | Collin | $100.0 million | 17:57 local · NCEI |
| May 19, 2023 | 2.00 inhen egg | 0.95 SSE Allen | Collin | $200.0 million | 17:52 local · NCEI |
| May 19, 2023 | 1.75 ingolf ball | 0.58 W Allen | Collin | $100.0 million | 17:52 local · NCEI |
| Apr 20, 2023 | 1.50 inping pong ball | 1.74 E Allen | Collin | — | 21:45 local · NCEI |
| Apr 20, 2023 | 2.00 inhen egg | 1.16 E Allen | Collin | $250K | 21:40 local · NCEI |
| May 16, 2022 | 1.00 inquarter | 1.74 E Allen | Collin | — | 00:50 local · NCEI |
| May 16, 2022 | 1.00 inquarter | 0.9 SW Forest Grove | Collin | — | 00:50 local · NCEI |
Hail history near Allen
Questions about hail in Allen
How often does it hail in Allen, Texas?
42 hail reports have been logged in and within about 5 km (3 miles) of Allen since 1983. Over the 20 years 2006–2025 that averages 1.9 reports a year. That ranks #196 of 843 Texas places by number of reports.
When is hail season in Allen?
Most reports come in April, May, March. April alone accounts for 38% of all reports.
What is the largest hail recorded in Allen?
4.50 in (softball size) on July 2, 1989. 26% of reports here were 2 inches or larger.
When did it last hail in Allen?
The most recent report in this data is from March 25, 2025 (1.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Allen had in the last five years?
5 separate days with hail reports since November 3, 2021, adding up to 13 reports. The most recent was March 25, 2025.
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.