Hail History

Hail history for Dover, Delaware

NOAA hail reports in and within about 5 km (3 miles) of Dover since 1969, with preliminary reports to November 3, 2026.

Readout · Dover

Last hail
Apr 15, 2023
0.88 in, nickel size
Hail days, last 5 years
1
since Nov 3, 2021 · 2 reports
Largest ever
1.75 in
golf ball · Jun 3, 1980

10 reports on 8 days since 1969 · #3 of 3 Delaware places

Hail map · Dover

Dover 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
10 most recent reports with a location; Kent County is shaded. Open street map

For homeowners

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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 Dover is from April 15, 2023. A local roofer can check and document it at no cost.

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What the record says about Dover

The latest hail report in and around Dover is from April 15, 2023, 0.88 in (nickel size). Since November 3, 2021 there has been one hail day; the biggest stones in that time were 0.88 in on April 15, 2023.

Over the 20 years 2006–2025, Dover logged 7 reports on 5 hail days, about 0.3 reports a year. That is about the same as the median Delaware town on this site (0.3 a year) and ranks #3 of 3 Delaware cities and towns on this site for all-time reports. Dover accounts for 28% of the 36 reports filed in Kent County.

0% of reports with a size were 2 inches (hen egg) or larger, against 0% for the median Delaware town on this site. The largest hail on record here is 1.75 in (golf ball) on June 3, 1980.

The busiest year was 2019, with 3 reports on 2 days. Hail here peaks in April (40% of reports); 90% fall between April and June.

Reports a year 2006–2025 average

  • Dover 0.3
  • Kent County 1.1
  • Median Delaware town on this site 0.3

Hail days 2006–2025

  • Dover 5
  • Kent County 15
  • Median Delaware town on this site 7

Share 2 in or larger of sized reports

  • Dover 0%
  • Kent County 0%
  • Median Delaware town on this site 0%

Hail over time

0123 1969: 1 reports, largest 1.50 in 1970 1980: 1 reports, largest 1.75 in 1980 1990 2000 2002: 1 reports, largest 0.75 in 2006: 1 reports, largest 0.75 in 2008: 1 reports, largest 0.75 in 2010 2019: 3 reports, largest 1.00 in 2020 2023: 2 reports, largest 0.88 in
Reports per year, 1969–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
01234 Jan Feb Mar April: 4 reports (40%) Apr May: 2 reports (20%) May June: 3 reports (30%) Jun Jul Aug September: 1 reports (10%) Sep Oct Nov Dec
All 10 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 2 2
2022 0
2021 0
2020 0
2019 21 3
2018 0
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Apr 15, 2023 2 0.88 in —

Largest hail on record

Largest hail reports in Dover
Date Size Location County Time · source
Jun 3, 1980 1.75 ingolf ball — Kent 15:33 local · NCEI
Apr 19, 1969 1.50 inping pong ball — Kent 14:00 local · NCEI
Jun 29, 2019 1.00 inquarter 0.69 S Dover Kent 16:14 local · NCEI
Apr 15, 2023 0.88 innickel 0.54 E (Dov)dover Afb Kent 12:12 local · NCEI
Apr 15, 2023 0.88 innickel 0.69 S Dover Kent 12:07 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

Most recent reports

Most recent hail reports in Dover
Date Size Location County Time · source
Apr 15, 2023 0.88 innickel 0.54 E (Dov)dover Afb Kent 12:12 local · NCEI
Apr 15, 2023 0.88 innickel 0.69 S Dover Kent 12:07 local · NCEI
Jun 29, 2019 1.00 inquarter 0.69 S Dover Kent 16:14 local · NCEI
May 26, 2019 0.88 innickel (Dov)dover Afb Kent 19:56 local · NCEI
May 26, 2019 0.88 innickel 0.69 S Dupont Manor Kent 19:17 local · NCEI
Sep 30, 2008 0.75 inpenny Dover Kent 22:22 local · NCEI
Apr 24, 2006 0.75 inpenny Dover Kent 00:40 local · NCEI
Jun 6, 2002 0.75 inpenny Dover Kent 16:25 local · NCEI
Jun 3, 1980 1.75 ingolf ball — Kent 15:33 local · NCEI
Apr 19, 1969 1.50 inping pong ball — Kent 14:00 local · NCEI

Questions about hail in Dover

How often does it hail in Dover, Delaware?

10 hail reports have been logged in and within about 5 km (3 miles) of Dover since 1969. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #3 of 3 Delaware places by number of reports.

When is hail season in Dover?

Most reports come in April, June, May. April alone accounts for 40% of all reports.

What is the largest hail recorded in Dover?

1.75 in (golf ball size) on June 3, 1980. 0% of reports here were 2 inches or larger.

When did it last hail in Dover?

The most recent report in this data is from April 15, 2023 (0.88 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has Dover had in the last five years?

1 separate days with hail reports since November 3, 2021, adding up to 2 reports. The most recent was April 15, 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.