Hail history for New Castle County, Delaware
Every NOAA hail report filed in New Castle County since 1970, with preliminary National Weather Service reports to November 3, 2026.
Readout · New Castle County
- Last hail
- Sep 8, 2023
- 1.00 in, quarter size
- Hail days, last 5 years
- 4
- since Nov 3, 2021 · 7 reports
- Largest ever
- 2.50 in
- tennis ball · May 22, 2014
73 reports on 48 days since 1970 · #1 of 3 Delaware counties
Hail map · New Castle County
- 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 New Castle County
The latest hail report in New Castle County is from September 8, 2023, 1.00 in (quarter size). Since November 3, 2021 there have been 4 separate hail days; the biggest stones in that time were 1.00 in on September 8, 2023.
Over the 20 years 2006–2025, New Castle County logged 55 reports on 31 hail days, about 2.8 reports a year. That is about twice the median Delaware county (1.4 a year) and ranks #1 of 3 Delaware counties for all-time reports. New Castle County holds 46% of all 159 hail reports in Delaware.
1% of reports with a size were 2 inches (hen egg) or larger, against 1% for the median Delaware county. The largest hail on record here is 2.50 in (tennis ball) on May 22, 2014 near 0.9 WNW Harnous Corner, which ties or sets the Delaware record.
Reports were down 47% in 2016–2025 (19) compared with 2006–2015 (36). The busiest year was 2019, with 10 reports on 4 days. Hail here peaks in June (37% of reports); 71% fall between April and June.
Reports a year 2006–2025 average
- New Castle County 2.8
- Median Delaware county 1.4
Hail days 2006–2025
- New Castle County 31
- Median Delaware county 22
Share 2 in or larger of sized reports
- New Castle County 1%
- Median Delaware county 1%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 4 | 2 | 6 | ||||||||||
| 2022 | 1 | 1 | |||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 1 | 1 | |||||||||||
| 2019 | 4 | 6 | 10 | ||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Sep 8, 2023 | 2 | 1.00 in | — |
| Jun 26, 2023 | 2 | 0.75 in | — |
| Jun 16, 2023 | 2 | 1.00 in | — |
| Jul 12, 2022 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | Damage | Time · source |
|---|---|---|---|---|
| May 22, 2014 | 2.50 intennis ball | 0.9 WNW Harnous Corner | — | 15:37 local · NCEI |
| May 22, 2014 | 1.75 ingolf ball | 0.9 WNW Harnous Corner | — | 15:39 local · NCEI |
| Jun 29, 2012 | 1.75 ingolf ball | Newark | — | 23:15 local · NCEI |
| May 24, 1999 | 1.75 ingolf ball | Newark | — | 14:15 local · NCEI |
| Apr 1, 1993 | 1.75 ingolf ball | Smyrna | $5K | 21:15 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 37 51%
- 1–2 in 35 48%
- 2 in + 1 1%
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Sep 8, 2023 | 1.00 inquarter | 0.53 E Edgemoor | 21:25 local · NCEI |
| Sep 8, 2023 | 1.00 inquarter | 0.53 E Edgemoor | 21:23 local · NCEI |
| Jun 26, 2023 | 0.75 inpenny | 1.06 W Mermaid | 17:06 local · NCEI |
| Jun 26, 2023 | 0.75 inpenny | 0.53 W Meadowood | 17:00 local · NCEI |
| Jun 16, 2023 | 1.00 inquarter | 0.69 N Minquadale | 10:56 local · NCEI |
| Jun 16, 2023 | 1.00 inquarter | 0.87 SE Bellemoor | 10:50 local · NCEI |
| Jul 12, 2022 | 1.00 inquarter | 1.48 NNW Odessa | 16:40 local · NCEI |
| Apr 21, 2020 | 0.75 inpenny | 1.06 W Stanton | 13:06 local · NCEI |
| Jun 29, 2019 | 0.75 inpenny | 0.87 SE Talleyville | 15:02 local · NCEI |
| Jun 28, 2019 | 1.00 inquarter | 1.38 N Newark | 17:05 local · NCEI |
| Jun 2, 2019 | 0.75 inpenny | Carrcroft | 17:53 local · NCEI |
| Jun 2, 2019 | 1.00 inquarter | Fairfax | 17:52 local · NCEI |
Cities and towns in New Castle County
| Place | Reports | Largest |
|---|---|---|
| Wilmington | 17 | 1.75 in |
| Newark | 12 | 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 |
|---|---|---|---|
| Bear | 9 | 9 | Jun 17, 2013 |
| New Castle | 5 | 5 | Jun 1, 2015 |
| Hockessin | 4 | 4 | Apr 21, 2020 |
| Middletown | 4 | 4 | Jul 12, 2022 |
| Arden | 3 | 1 | May 22, 2014 |
| Wilmington Manor | 3 | 3 | Aug 10, 2008 |
| Brookside | 2 | 2 | Jun 27, 2008 |
| Claymont | 2 | 2 | Aug 18, 2011 |
| Pike Creek Valley | 2 | 2 | Jun 26, 2023 |
| Townsend | 2 | 2 | Aug 3, 2012 |
| Elsmere | 1 | 1 | May 28, 2019 |
| Glasgow | 1 | 1 | May 28, 2019 |
| Newport | 1 | 1 | Jun 16, 2023 |
| Pike Creek | 1 | 1 | Jun 26, 2023 |
| St. Georges | 1 | 1 | May 28, 2019 |
Questions about hail in New Castle County
How often does it hail in New Castle County, Delaware?
73 hail reports have been logged in New Castle County since 1970. Over the 20 years 2006–2025 that averages 2.8 reports a year. That ranks #1 of 3 Delaware counties by number of reports.
When is hail season in New Castle County?
Most reports come in June, May, August. June alone accounts for 37% of all reports.
What is the largest hail recorded in New Castle County?
2.50 in (tennis ball size) on May 22, 2014 near 0.9 WNW Harnous Corner. 1% of reports here were 2 inches or larger.
When did it last hail in New Castle County?
The most recent report in this data is from September 8, 2023 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has New Castle County had in the last five years?
4 separate days with hail reports since November 3, 2021, adding up to 7 reports. The most recent was September 8, 2023.
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.