Hail History

Hail history for Mentor, Minnesota

NOAA hail reports in and within about 5 km (3 miles) of Mentor since 1997, with preliminary reports to November 3, 2026.

Readout · Mentor

Last hail
Jul 6, 2026
1.00 in, quarter size
Hail days, last 5 years
2
since Nov 3, 2021 · 2 reports
Largest ever
2.50 in
tennis ball · Jul 27, 2006

13 reports on 11 days since 1997 · #320 of 451 Minnesota places

Hail map · Mentor

Mentor Erskine Brooks McIntosh Fertile Winger Red Lake Falls Plummer Oklee 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
13 most recent reports with a location; Polk 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 Mentor is from July 6, 2026. A local roofer can check and document it at no cost.

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What the record says about Mentor

The latest hail report in and around Mentor is from July 6, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 2 separate hail days; the biggest stones in that time were 1.00 in on July 6, 2026.

Over the 20 years 2006–2025, Mentor logged 8 reports on 6 hail days, about 0.4 reports a year. That is 11% less than the median Minnesota town on this site (0.5 a year) and ranks #320 of 451 Minnesota cities and towns on this site for all-time reports. Mentor accounts for 3% of the 431 reports filed in Polk County.

8% of reports with a size were 2 inches (hen egg) or larger, against 6% for the median Minnesota town on this site. The largest hail on record here is 2.50 in (tennis ball) on July 27, 2006 near 6 NW Mentor.

Reports were down 67% in 2016–2025 (2) compared with 2006–2015 (6). The busiest year was 2006, with 3 reports on 1 day. Hail here peaks in July (46% of reports); 31% fall between April and June.

Reports a year 2006–2025 average

  • Mentor 0.4
  • Polk County 9.8
  • Median Minnesota town on this site 0.5

Hail days 2006–2025

  • Mentor 6
  • Polk County 93
  • Median Minnesota town on this site 7

Share 2 in or larger of sized reports

  • Mentor 8%
  • Polk County 4%
  • Median Minnesota town on this site 6%

Hail over time

0123 1997: 2 reports, largest 1.00 in 1998: 1 reports, largest 0.75 in 2000 2001: 1 reports, largest 0.75 in 2005 2006: 3 reports, largest 2.50 in 2007: 2 reports, largest 1.00 in 2010 2011: 1 reports, largest 1.00 in 2015 2020: 1 reports, largest 1.50 in 2020 2023: 1 reports, largest 1.00 in 2025 2026: 1 reports, largest 1.00 in
Reports per year, 1997–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0246 Jan Feb Mar Apr May: 2 reports (15%) May June: 2 reports (15%) Jun July: 6 reports (46%) Jul August: 3 reports (23%) Aug Sep Oct Nov Dec
All 13 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 1 1
2025 0
2024 0
2023 1 1
2022 0
2021 0
2020 1 1
2019 0
2018 0
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Jul 6, 2026 1 1.00 in —
Jul 26, 2023 1 1.00 in —

Largest hail on record

Largest hail reports in Mentor
Date Size Location County Time · source
Jul 27, 2006 2.50 intennis ball 6 NW Mentor Polk 18:11 local · NCEI
Jul 27, 2006 1.75 ingolf ball 3 SW Mentor Polk 18:29 local · NCEI
Aug 19, 2020 1.50 inping pong ball 2.12 SSE Mentor Polk 06:54 local · NCEI
Jul 6, 2026 1.00 inquarter 0.47 E Mentor Polk 15:06 local · NCEI
Jul 26, 2023 1.00 inquarter 2.92 SSW Mentor Polk 23:07 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Mentor
Date Size Location County Time · source
Jul 6, 2026 1.00 inquarter 0.47 E Mentor Polk 15:06 local · NCEI
Jul 26, 2023 1.00 inquarter 2.92 SSW Mentor Polk 23:07 local · NCEI
Aug 19, 2020 1.50 inping pong ball 2.12 SSE Mentor Polk 06:54 local · NCEI
Aug 18, 2011 1.00 inquarter 0.83 NE Mentor Polk 23:45 local · NCEI
Aug 13, 2007 1.00 inquarter 1.16 SE Mentor Polk 16:30 local · NCEI
May 18, 2007 0.75 inpenny 2.81 N Mentor Polk 17:15 local · NCEI
Jul 27, 2006 1.75 ingolf ball 3 SW Mentor Polk 18:29 local · NCEI
Jul 27, 2006 1.00 inquarter Mentor Polk 18:24 local · NCEI
Jul 27, 2006 2.50 intennis ball 6 NW Mentor Polk 18:11 local · NCEI
May 9, 2001 0.75 inpenny 4 S Mentor Polk 20:03 local · NCEI
Jun 24, 1998 0.75 inpenny 2 S Mentor Polk 17:21 local · NCEI
Jul 1, 1997 1.00 inquarter Mentor Polk 16:45 local · NCEI

Hail history near Mentor

Questions about hail in Mentor

How often does it hail in Mentor, Minnesota?

13 hail reports have been logged in and within about 5 km (3 miles) of Mentor since 1997. Over the 20 years 2006–2025 that averages 0.4 reports a year. That ranks #320 of 451 Minnesota places by number of reports.

When is hail season in Mentor?

Most reports come in July, August, May. July alone accounts for 46% of all reports.

What is the largest hail recorded in Mentor?

2.50 in (tennis ball size) on July 27, 2006 near 6 NW Mentor. 8% of reports here were 2 inches or larger.

When did it last hail in Mentor?

The most recent report in this data is from July 6, 2026 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

2 separate days with hail reports since November 3, 2021, adding up to 2 reports. The most recent was July 6, 2026.

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.