HailHistoryHail by countyMissouri › Franklin County

Missouri · county FIPS 29071

Hail history for Franklin County, MO

Franklin County has 301 recorded hail events in the NOAA Storm Events Database — 190 of them 1″ or larger and 25 at 2″ or larger. The largest on record: 4.0″ (softball) on April 8, 2015.

Records 1950–present Data through April 2026 Peak month April
Core sample · every recorded event, 1955–2026
1950s 1960s 1970s 1980s 1990s 2000s 2010s 2020s 1955 through 2026 largest · 4.0″ softball April 8, 2015

Mark size = measured hail diameter; slivers are events with no recorded size. Amber ≥2″, red ≥2.75″ (baseball class). Denser recent decades partly reflect better reporting, not only more storms.

Recorded events 301 since 1959
1″ or larger 190 NWS severe threshold
2″ or larger 25 hen egg class and up
Largest recorded 4.0 softball · April 8, 2015
Read the record honestly: Storm Events contains what was reported to the National Weather Service. Sparse or rural counties under-report, and coverage improved sharply after the mid-1990s — a quiet-looking stretch is not proof nothing fell.

When it hails in Franklin County

11 Jan 7 Feb 22 Mar 117 Apr 70 May 27 Jun 14 Jul 7 Aug 10 Sep 9 Oct 6 Nov 1 Dec

Recorded events by month, 1950–present. The amber bar marks Franklin County's peak: April.

Most recent recorded events

Latest 8 of 301 recorded events · data through April 2026
DateSizeComparable to
1.0″ Quarter
2.0″ Hen egg
1.25″ Half dollar
1.75″ Golf ball
1.75″ Golf ball
1.0″ Quarter
1.25″ Half dollar
1.75″ Golf ball

Looking for a specific storm? Use the did-it-hail date lookup for Franklin County.

From the storm reports

Narratives as filed with the NOAA Storm Events Database (public records; lightly trimmed for length).

· 1.0″ (quarter)

Stones varied from pea sized to quarter sized.

· 3.0″ (tea cup)

A wide swath of large hail fell across Franklin County from Union through Villa Ridge, Grey Summit and Pacific. The largest hail stones, 3 inches in diameter, were reported on the north side of Pacific.

· 4.0″ (softball)

Large hail fell across Sullivan and Stanton. Most of the hail stones were between 1 and 3 inches. However, a few stones were up to 4 inches in diameter. A number of vehicles sustained major damage with broken windshields and large dents. Also, numerous homes sustained minor to moderate roof damage.

Events by decade

1950s1960s1970s1980s1990s2000s2010s2020s
2761847889340

The climb across decades is largely a reporting story: spotter networks, radar, and digital filing pulled far more storms into the record after the 1990s.

Questions about hail in Franklin County

Has it ever hailed in Franklin County?

Yes — 301 hail events have been recorded for Franklin County, MO in the NOAA Storm Events Database since 1959, including 190 of 1″ (quarter size) or larger.

When did it last hail in Franklin County?

The most recent recorded hail event for Franklin County, MO is April 27, 2026, with 1.0″ (quarter) hail. The database is currently updated through April 2026, so a storm from the last few weeks may not appear yet. To check a specific day, use the did-it-hail date lookup.

What is the largest hail ever recorded in Franklin County?

4.0″ (softball), recorded on April 8, 2015. Hail that size is destructive-class and typically damages roofs, vehicles, and siding. See how big that really is on the actual-size hail chart.

Does a recorded hail event mean my roof was damaged?

No. This page reports storm records, not damage. Hail size and damage vary block by block within a county, and only an inspection can establish what happened to a specific roof. If you suspect damage, talk to your insurer or a licensed roofer — they can pull the same NOAA records for your claim.

More Missouri hail history

All 115 Missouri counties, ranked by recorded hail →

Source: NOAA/NCEI Storm Events Database, public domain, updated monthly by NCEI — this site's copy runs through April 2026. HailHistory reports records; it does not give insurance advice or assess damage.