Hail History

Hail history for Rockville, Minnesota

NOAA hail reports in and within about 5 km (3 miles) of Rockville since 1970, with preliminary reports to November 3, 2026.

Readout · Rockville

Last hail
May 7, 2014
0.75 in, penny size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
2.00 in
hen egg · Sep 21, 2005

20 reports on 16 days since 1970 · #157 of 451 Minnesota places

Hail map · Rockville

Rockville Cold Spring St. Augusta St. Joseph St. Cloud Richmond Kimball Avon Fairhaven 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
20 most recent reports with a location; Stearns County is shaded. Open street map

For homeowners

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What the record says about Rockville

The latest hail report in and around Rockville is from May 7, 2014, 0.75 in (penny size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Rockville logged 7 reports on 6 hail days, about 0.3 reports a year. That is 22% less than the median Minnesota town on this site (0.5 a year) and ranks #157 of 451 Minnesota cities and towns on this site for all-time reports. Rockville accounts for 5% of the 443 reports filed in Stearns County.

5% 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 2.00 in (hen egg) on September 21, 2005 near Monticello.

The busiest year was 2008, with 3 reports on 2 days. Hail here peaks in July (30% of reports); 60% fall between April and June.

Reports a year 2006–2025 average

  • Rockville 0.3
  • Stearns County 11.8
  • Median Minnesota town on this site 0.5

Hail days 2006–2025

  • Rockville 6
  • Stearns County 81
  • Median Minnesota town on this site 7

Share 2 in or larger of sized reports

  • Rockville 5%
  • Stearns County 5%
  • Median Minnesota town on this site 6%

Hail over time

0123 1970: 1 reports, largest 0.75 in 1970 1972: 1 reports, largest 1.75 in 1980 1990 1998: 2 reports, largest 1.75 in 1999: 3 reports, largest 0.88 in 2000 2002: 1 reports, largest 0.75 in 2003: 1 reports, largest 1.75 in 2004: 3 reports, largest 1.75 in 2005: 1 reports, largest 2.00 in 2008: 3 reports, largest 0.88 in 2009: 1 reports, largest 0.88 in 2010: 1 reports, largest 1.00 in 2010 2012: 1 reports, largest 1.00 in 2014: 1 reports, largest 0.75 in 2020
Reports per year, 1970–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0246 Jan Feb Mar April: 3 reports (15%) Apr May: 5 reports (25%) May June: 4 reports (20%) Jun July: 6 reports (30%) Jul August: 1 reports (5%) Aug September: 1 reports (5%) Sep Oct Nov Dec
All 20 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 Rockville
Date Size Location County Time · source
Sep 21, 2005 2.00 inhen egg Monticello Wright 17:38 local · NCEI
Apr 18, 2004 1.75 ingolf ball 2 W Brunswick Kanabec 15:05 local · NCEI
Apr 18, 2004 1.75 ingolf ball Sartell Stearns 15:00 local · NCEI
Jul 14, 2003 1.75 ingolf ball 5 SW St Joseph Stearns 15:39 local · NCEI
Jun 26, 1998 1.75 ingolf ball 5 N Kimball Stearns 18:40 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Rockville
Date Size Location County Time · source
May 7, 2014 0.75 inpenny 2.52 ENE Rockville Stearns 18:16 local · NCEI
May 28, 2012 1.00 inquarter 1.46 SSW Pleasant Lake Stearns 13:49 local · NCEI
Jun 25, 2010 1.00 inquarter 2.5 N Maine Prairie Stearns 15:44 local · NCEI
Jun 18, 2009 0.88 innickel 0.48 W Rockville Stearns 21:03 local · NCEI
Jul 16, 2008 0.75 inpenny 0.84 SW Rockville Stearns 08:28 local · NCEI
Jul 16, 2008 0.75 inpenny 0.84 SW Rockville Stearns 08:25 local · NCEI
May 25, 2008 0.88 innickel 0.48 W Rockville Stearns 09:05 local · NCEI
Sep 21, 2005 2.00 inhen egg Monticello Wright 17:38 local · NCEI
Apr 18, 2004 1.75 ingolf ball 2 W Brunswick Kanabec 15:05 local · NCEI
Apr 18, 2004 1.00 inquarter 4 NE Clear Lake Sherburne 15:00 local · NCEI
Apr 18, 2004 1.75 ingolf ball Sartell Stearns 15:00 local · NCEI
Jul 14, 2003 1.75 ingolf ball 5 SW St Joseph Stearns 15:39 local · NCEI

Hail history near Rockville

Questions about hail in Rockville

How often does it hail in Rockville, Minnesota?

20 hail reports have been logged in and within about 5 km (3 miles) of Rockville since 1970. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #157 of 451 Minnesota places by number of reports.

When is hail season in Rockville?

Most reports come in July, May, June. July alone accounts for 30% of all reports.

What is the largest hail recorded in Rockville?

2.00 in (hen egg size) on September 21, 2005 near Monticello. 5% of reports here were 2 inches or larger.

When did it last hail in Rockville?

The most recent report in this data is from May 7, 2014 (0.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Rockville since November 3, 2021. The last one was on May 7, 2014.

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.