Hail History

Hail history for Newton, Iowa

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

Readout · Newton

Last hail
May 7, 2023
1.75 in, golf ball size
Hail days, last 5 years
2
since Nov 3, 2021 · 6 reports
Largest ever
4.50 in
softball · Jul 7, 2003

55 reports on 28 days since 1975 · #27 of 483 Iowa places

Hail map · Newton

Newton Kellogg Reasnor Colfax Baxter Monroe Prairie City Grinnell 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
55 most recent reports with a location; Jasper County is shaded. Open street map

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What the record says about Newton

The latest hail report in and around Newton is from May 7, 2023, 1.75 in (golf ball size). Since November 3, 2021 there have been 2 separate hail days; the biggest stones in that time were 2.75 in on May 7, 2023.

Over the 20 years 2006–2025, Newton logged 25 reports on 13 hail days, about 1.3 reports a year. That is 2.8 times the median Iowa town on this site (0.5 a year) and ranks #27 of 483 Iowa cities and towns on this site for all-time reports. Newton accounts for 25% of the 220 reports filed in Jasper County.

16% of reports with a size were 2 inches (hen egg) or larger, against 6% for the median Iowa town on this site. The largest hail on record here is 4.50 in (softball) on July 7, 2003 near Newton.

Reports were up 50% in 2016–2025 (15) compared with 2006–2015 (10). The busiest year was 2003, with 12 reports on 2 days. Hail here peaks in June (31% of reports); 73% fall between April and June.

Reports a year 2006–2025 average

  • Newton 1.3
  • Jasper County 5.4
  • Median Iowa town on this site 0.5

Hail days 2006–2025

  • Newton 13
  • Jasper County 54
  • Median Iowa town on this site 7

Share 2 in or larger of sized reports

  • Newton 16%
  • Jasper County 11%
  • Median Iowa town on this site 6%

Hail over time

051015 1975: 1 reports, largest 1.75 in 1976: 1 reports, largest 0.75 in 1980 1985: 1 reports, largest 0.75 in 1989: 1 reports, largest 1.75 in 1990 1997: 1 reports, largest 1.00 in 2000: 6 reports, largest 2.75 in 2000 2001: 3 reports, largest 1.75 in 2003: 12 reports, largest 4.50 in 2004: 1 reports, largest 1.00 in 2005: 3 reports, largest 1.00 in 2006: 1 reports, largest 0.88 in 2007: 2 reports, largest 1.00 in 2008: 1 reports, largest 0.88 in 2009: 4 reports, largest 0.88 in 2010 2012: 2 reports, largest 2.50 in 2017: 6 reports, largest 1.75 in 2019: 3 reports, largest 1.25 in 2020 2022: 1 reports, largest 1.00 in 2023: 5 reports, largest 2.75 in
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 Jan Feb March: 1 reports (2%) Mar April: 7 reports (13%) Apr May: 16 reports (29%) May June: 17 reports (31%) Jun July: 11 reports (20%) Jul August: 1 reports (2%) Aug September: 2 reports (4%) Sep Oct Nov Dec
All 55 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 5 5
2022 1 1
2021 0
2020 0
2019 21 3
2018 0
2017 6 6

Hail days since Nov 3, 2021

DateReportsLargestStorm page
May 7, 2023 5 2.75 in —
Sep 17, 2022 1 1.00 in —

Largest hail on record

Largest hail reports in Newton
Date Size Location County Damage Time · source
Jul 7, 2003 4.50 insoftball Newton Jasper $500K 15:32 local · NCEI
Jul 7, 2003 4.25 ingrapefruit Newton Jasper $500K 15:52 local · NCEI
May 7, 2023 2.75 inbaseball 1.38 N Newton Muni Arpt Jasper — 15:20 local · NCEI
May 7, 2023 2.75 inbaseball 0.69 S Newton Jasper — 15:20 local · NCEI
Jul 7, 2003 2.75 inbaseball 4 W Newton Jasper $100K 15:56 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Newton
Date Size Location County Damage Time · source
May 7, 2023 1.75 ingolf ball 0.52 E Newton Muni Arpt Jasper — 15:21 local · NCEI
May 7, 2023 2.75 inbaseball 1.38 N Newton Muni Arpt Jasper — 15:20 local · NCEI
May 7, 2023 2.75 inbaseball 0.69 S Newton Jasper — 15:20 local · NCEI
May 7, 2023 2.00 inhen egg Newton Jasper — 15:17 local · NCEI
May 7, 2023 1.50 inping pong ball Newton Jasper — 15:16 local · NCEI
Sep 17, 2022 1.00 inquarter Newton Jasper — 16:53 local · NCEI
May 16, 2019 1.25 inhalf dollar 1.03 W Newton Jasper $20K 19:49 local · NCEI
Apr 7, 2019 0.88 innickel 1.24 SW Newton Jasper — 16:54 local · NCEI
Apr 7, 2019 1.00 inquarter 2.07 SW Newton Jasper — 16:50 local · NCEI
Jun 15, 2017 0.88 innickel 0.86 NW Newton Muni Arpt Jasper — 22:47 local · NCEI
Jun 15, 2017 1.50 inping pong ball 1.38 N Newton Muni Arpt Jasper — 22:45 local · NCEI
Jun 15, 2017 1.25 inhalf dollar 0.69 N Newton Jasper — 22:43 local · NCEI

Hail history near Newton

Questions about hail in Newton

How often does it hail in Newton, Iowa?

55 hail reports have been logged in and within about 5 km (3 miles) of Newton since 1975. Over the 20 years 2006–2025 that averages 1.3 reports a year. That ranks #27 of 483 Iowa places by number of reports.

When is hail season in Newton?

Most reports come in June, May, July. June alone accounts for 31% of all reports.

What is the largest hail recorded in Newton?

4.50 in (softball size) on July 7, 2003 near Newton. 16% of reports here were 2 inches or larger.

When did it last hail in Newton?

The most recent report in this data is from May 7, 2023 (1.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

2 separate days with hail reports since November 3, 2021, adding up to 6 reports. The most recent was May 7, 2023.

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.