Hail History

Hail history for Klein, Montana

NOAA hail reports in and within about 5 km (3 miles) of Klein since 1999, with preliminary reports to November 3, 2026.

Readout · Klein

Last hail
Jul 7, 2020
1.75 in, golf ball size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
4.25 in
grapefruit · Jun 24, 2007

16 reports on 12 days since 1999 · #59 of 111 Montana places

Hail map · Klein

Klein Roundup Camp Three Lavina Melstone 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
16 most recent reports with a location; Musselshell County is shaded. Open street map

For homeowners

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What the record says about Klein

The latest hail report in and around Klein is from July 7, 2020, 1.75 in (golf ball size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Klein logged 12 reports on 8 hail days, about 0.6 reports a year. That is 33% more than the median Montana town on this site (0.5 a year) and ranks #59 of 111 Montana cities and towns on this site for all-time reports. Klein accounts for 7% of the 233 reports filed in Musselshell County.

6% of reports with a size were 2 inches (hen egg) or larger, against 8% for the median Montana town on this site. The largest hail on record here is 4.25 in (grapefruit) on June 24, 2007 near 4 S Roundup.

Reports held about level in 2016–2025 (6) compared with 2006–2015 (6). The busiest year was 2009, with 4 reports on 2 days. Hail here peaks in July (50% of reports); 38% fall between April and June.

Reports a year 2006–2025 average

  • Klein 0.6
  • Musselshell County 7.2
  • Median Montana town on this site 0.5

Hail days 2006–2025

  • Klein 8
  • Musselshell County 49
  • Median Montana town on this site 7

Share 2 in or larger of sized reports

  • Klein 6%
  • Musselshell County 6%
  • Median Montana town on this site 8%

Hail over time

01234 1999: 1 reports, largest 1.25 in 2000: 1 reports, largest 1.00 in 2000 2001: 2 reports, largest 0.75 in 2005 2007: 2 reports, largest 4.25 in 2009: 4 reports, largest 1.00 in 2010 2015 2016: 2 reports, largest 1.25 in 2018: 2 reports, largest 1.75 in 2019: 1 reports, largest 1.00 in 2020: 1 reports, largest 1.75 in 2020 2025
Reports per year, 1999–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
02468 Jan Feb Mar Apr May June: 6 reports (38%) Jun July: 8 reports (50%) Jul August: 2 reports (13%) Aug Sep Oct Nov Dec
All 16 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 1 1
2019 1 1
2018 2 2
2017 0

Largest hail on record

Largest hail reports in Klein
Date Size Location County Time · source
Jun 24, 2007 4.25 ingrapefruit 4 S Roundup Musselshell 19:25 local · NCEI
Jul 7, 2020 1.75 ingolf ball 0.84 SE Klein Musselshell 15:36 local · NCEI
Jun 4, 2018 1.75 ingolf ball 3.98 SE Klein Musselshell 16:58 local · NCEI
Jul 27, 2016 1.25 inhalf dollar 2.35 NE Klein Musselshell 13:20 local · NCEI
Aug 15, 1999 1.25 inhalf dollar 8 SW Roundup Musselshell 01:40 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Klein
Date Size Location County Time · source
Jul 7, 2020 1.75 ingolf ball 0.84 SE Klein Musselshell 15:36 local · NCEI
Jun 14, 2019 1.00 inquarter 1.18 SW Klein Musselshell 13:20 local · NCEI
Jun 21, 2018 1.00 inquarter 2.8 S Klein Musselshell 16:38 local · NCEI
Jun 4, 2018 1.75 ingolf ball 3.98 SE Klein Musselshell 16:58 local · NCEI
Jul 27, 2016 1.25 inhalf dollar 2.35 NE Klein Musselshell 13:20 local · NCEI
Jul 27, 2016 0.88 innickel 1.99 SE Roundup Musselshell 13:15 local · NCEI
Jul 26, 2009 0.75 inpenny 1.46 SSW Klein Musselshell 14:15 local · NCEI
Jul 13, 2009 0.88 innickel 0.84 SW Klein Musselshell 16:46 local · NCEI
Jul 13, 2009 1.00 inquarter Klein Musselshell 15:42 local · NCEI
Jul 13, 2009 0.88 innickel Klein Musselshell 15:40 local · NCEI
Jun 24, 2007 0.88 innickel 4 S Roundup Musselshell 19:29 local · NCEI
Jun 24, 2007 4.25 ingrapefruit 4 S Roundup Musselshell 19:25 local · NCEI

Hail history near Klein

Questions about hail in Klein

How often does it hail in Klein, Montana?

16 hail reports have been logged in and within about 5 km (3 miles) of Klein since 1999. Over the 20 years 2006–2025 that averages 0.6 reports a year. That ranks #59 of 111 Montana places by number of reports.

When is hail season in Klein?

Most reports come in July, June, August. July alone accounts for 50% of all reports.

What is the largest hail recorded in Klein?

4.25 in (grapefruit size) on June 24, 2007 near 4 S Roundup. 6% of reports here were 2 inches or larger.

When did it last hail in Klein?

The most recent report in this data is from July 7, 2020 (1.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Klein since November 3, 2021. The last one was on July 7, 2020.

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.