Hail History

Hail history for St. Clair, Missouri

NOAA hail reports in and within about 5 km (3 miles) of St. Clair since 1975, with preliminary reports to November 3, 2026.

Readout · St. Clair

Last hail
Apr 2, 2015
1.00 in, quarter size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
1.75 in
golf ball · Apr 22, 2011

25 reports on 21 days since 1975 · #182 of 491 Missouri places

Hail map · St. Clair

St. Clair Union Villa Ridge Sullivan Gray Summit Leslie Washington Three Creeks Pacific 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
25 most recent reports with a location; Franklin County is shaded. Open street map

For homeowners

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What the record says about St. Clair

The latest hail report in and around St. Clair is from April 2, 2015, 1.00 in (quarter size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, St. Clair logged 10 reports on 9 hail days, about 0.5 reports a year. That is about the same as the median Missouri town on this site (0.5 a year) and ranks #182 of 491 Missouri cities and towns on this site for all-time reports. St. Clair accounts for 8% of the 301 reports filed in Franklin County.

0% of reports with a size were 2 inches (hen egg) or larger, against 5% for the median Missouri town on this site. The largest hail on record here is 1.75 in (golf ball) on April 22, 2011 near St Clair.

Reports were down 100% in 2016–2025 (0) compared with 2006–2015 (10). The busiest year was 2014, with 3 reports on 3 days. Hail here peaks in April (64% of reports); 84% fall between April and June.

Reports a year 2006–2025 average

  • St. Clair 0.5
  • Franklin County 8.0
  • Median Missouri town on this site 0.5

Hail days 2006–2025

  • St. Clair 9
  • Franklin County 86
  • Median Missouri town on this site 9

Share 2 in or larger of sized reports

  • St. Clair 0%
  • Franklin County 8%
  • Median Missouri town on this site 5%

Hail over time

0123 1975: 1 reports, largest 0.75 in 1980 1984: 1 reports, largest 0.75 in 1989: 2 reports, largest 1.75 in 1990 1991: 1 reports, largest 0.75 in 1996: 3 reports, largest 1.00 in 1997: 1 reports, largest 0.75 in 1998: 2 reports, largest 1.00 in 2000: 1 reports, largest 1.50 in 2000 2003: 3 reports, largest 1.50 in 2006: 1 reports, largest 1.75 in 2008: 1 reports, largest 1.75 in 2010 2011: 3 reports, largest 1.75 in 2012: 1 reports, largest 0.88 in 2014: 3 reports, largest 1.25 in 2015: 1 reports, largest 1.00 in 2020
Reports per year, 1975–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
05101520 January: 1 reports (4%) Jan Feb Mar April: 16 reports (64%) Apr May: 3 reports (12%) May June: 2 reports (8%) Jun Jul Aug Sep October: 1 reports (4%) Oct November: 2 reports (8%) Nov Dec
All 25 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 0
2022 0
2021 0
2020 0
2019 0
2018 0
2017 0

Largest hail on record

Largest hail reports in St. Clair
Date Size Location County Time · source
Apr 22, 2011 1.75 ingolf ball St Clair Franklin 18:46 local · NCEI
Apr 22, 2011 1.75 ingolf ball 0.52 WNW Anaconda Franklin 10:01 local · NCEI
Jun 22, 2008 1.75 ingolf ball 3 W St Clair Franklin 15:46 local · NCEI
Apr 19, 2006 1.75 ingolf ball St Clair Franklin 21:20 local · NCEI
May 25, 1989 1.75 ingolf ball — Franklin 09:41 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 St. Clair
Date Size Location County Time · source
Apr 2, 2015 1.00 inquarter 1.1 WSW St Clair Franklin 22:12 local · NCEI
Apr 28, 2014 1.00 inquarter St Clair Franklin 13:40 local · NCEI
Apr 13, 2014 1.00 inquarter St Clair Franklin 07:12 local · NCEI
Apr 2, 2014 1.25 inhalf dollar 0.86 WSW St Clair Franklin 09:14 local · NCEI
Jan 17, 2012 0.88 innickel St Clair Franklin 01:42 local · NCEI
Jun 19, 2011 0.88 innickel St Clair Franklin 00:20 local · NCEI
Apr 22, 2011 1.75 ingolf ball St Clair Franklin 18:46 local · NCEI
Apr 22, 2011 1.75 ingolf ball 0.52 WNW Anaconda Franklin 10:01 local · NCEI
Jun 22, 2008 1.75 ingolf ball 3 W St Clair Franklin 15:46 local · NCEI
Apr 19, 2006 1.75 ingolf ball St Clair Franklin 21:20 local · NCEI
May 6, 2003 1.50 inping pong ball 1 N St Clair Franklin 17:45 local · NCEI
Apr 4, 2003 0.75 inpenny St Clair Franklin 13:25 local · NCEI

Hail history near St. Clair

Questions about hail in St. Clair

How often does it hail in St. Clair, Missouri?

25 hail reports have been logged in and within about 5 km (3 miles) of St. Clair since 1975. Over the 20 years 2006–2025 that averages 0.5 reports a year. That ranks #182 of 491 Missouri places by number of reports.

When is hail season in St. Clair?

Most reports come in April, May, June. April alone accounts for 64% of all reports.

What is the largest hail recorded in St. Clair?

1.75 in (golf ball size) on April 22, 2011 near St Clair. 0% of reports here were 2 inches or larger.

When did it last hail in St. Clair?

The most recent report in this data is from April 2, 2015 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has St. Clair had in the last five years?

None: there has been no hail report in and within about 5 km (3 miles) of St. Clair since November 3, 2021. The last one was on April 2, 2015.

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.