Hail History

Hail history for Putnam County, Illinois

Every NOAA hail report filed in Putnam County since 1972, with preliminary National Weather Service reports to November 3, 2026.

Readout · Putnam County

Last hail
Mar 10, 2026
1.00 in, quarter size
Hail days, last 5 years
3
since Nov 3, 2021 · 3 reports
Largest ever
1.75 in
golf ball · Jun 10, 2015

64 reports on 39 days since 1972 · #75 of 103 Illinois counties

Hail map · Putnam County

McNabb Granville 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
61 most recent reports with a location. Dot size and colour follow hail size. Open street map

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What the record says about Putnam County

The latest hail report in Putnam County is from March 10, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 3 separate hail days; the biggest stones in that time were 1.00 in on March 10, 2026.

Over the 20 years 2006–2025, Putnam County logged 54 reports on 29 hail days, about 2.7 reports a year. That is about the same as the median Illinois county (2.6 a year) and ranks #75 of 103 Illinois counties for all-time reports. Putnam County holds 1% of all 12,418 hail reports in Illinois.

0% of reports with a size were 2 inches (hen egg) or larger, against 5% for the median Illinois county. The largest hail on record here is 1.75 in (golf ball) on June 10, 2015 near 2.6 W Mc Nabb.

Reports were down 85% in 2016–2025 (7) compared with 2006–2015 (47). The busiest year was 2006, with 14 reports on 5 days. Hail here peaks in June (28% of reports); 66% fall between April and June.

Reports a year 2006–2025 average

  • Putnam County 2.7
  • Median Illinois county 2.6

Hail days 2006–2025

  • Putnam County 29
  • Median Illinois county 34

Share 2 in or larger of sized reports

  • Putnam County 0%
  • Median Illinois county 5%

Hail over time

051015 1972: 1 reports, largest 1.75 in 1978: 1 reports, largest 1.00 in 1980 1990 1992: 1 reports, largest 1.50 in 1995: 1 reports, largest 1.75 in 2000: 1 reports, largest 0.50 in 2000 2004: 1 reports, largest 0.88 in 2005: 3 reports, largest 1.75 in 2006: 14 reports, largest 1.75 in 2007: 3 reports, largest 1.00 in 2008: 4 reports, largest 0.88 in 2009: 3 reports, largest 1.00 in 2010: 1 reports, largest 1.00 in 2010 2011: 3 reports, largest 1.00 in 2012: 3 reports, largest 1.00 in 2013: 3 reports, largest 1.00 in 2014: 2 reports, largest 0.88 in 2015: 11 reports, largest 1.75 in 2017: 3 reports, largest 1.50 in 2020: 2 reports, largest 1.25 in 2020 2022: 2 reports, largest 1.00 in 2026: 1 reports, largest 1.00 in
Reports per year, 1972–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
05101520 Jan February: 2 reports (3%) Feb March: 6 reports (9%) Mar April: 11 reports (17%) Apr May: 13 reports (20%) May June: 18 reports (28%) Jun July: 4 reports (6%) Jul August: 5 reports (8%) Aug September: 2 reports (3%) Sep Oct November: 3 reports (5%) Nov Dec
All 64 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 1 1
2025 0
2024 0
2023 0
2022 11 2
2021 0
2020 2 2
2019 0
2018 0
2017 21 3

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Mar 10, 2026 1 1.00 in —
Aug 20, 2022 1 1.00 in —
May 11, 2022 1 1.00 in —

Largest hail on record

Largest hail reports in Putnam County
Date Size Location Damage Time · source
Jun 10, 2015 1.75 ingolf ball 2.6 W Mc Nabb — 17:15 local · NCEI
Jun 10, 2015 1.75 ingolf ball 0.52 E Mc Nabb — 16:15 local · NCEI
Apr 9, 2015 1.75 ingolf ball 0.69 S Magnolia — 18:51 local · NCEI
Apr 14, 2006 1.75 ingolf ball Magnolia $10K 00:08 local · NCEI
Apr 13, 2006 1.75 ingolf ball Countywide $15K 23:45 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Putnam County
Date Size Location Time · source
Mar 10, 2026 1.00 inquarter 1.48 SSE Mc Nabb 19:22 local · NCEI
Aug 20, 2022 1.00 inquarter 2.5 WSW Mc Nabb 13:45 local · NCEI
May 11, 2022 1.00 inquarter 0.69 N Granville 17:59 local · NCEI
Jun 22, 2020 1.25 inhalf dollar 3.17 SSW Florid 15:30 local · NCEI
Jun 3, 2020 0.75 inpenny 1.7 ENE Hennepin 07:30 local · NCEI
Jun 14, 2017 0.75 inpenny 2.5 WSW Goose Lake 14:48 local · NCEI
Feb 28, 2017 1.25 inhalf dollar 1.25 ESE Granville 16:42 local · NCEI
Feb 28, 2017 1.50 inping pong ball 0.69 N Mark 16:25 local · NCEI
Jun 10, 2015 1.75 ingolf ball 2.6 W Mc Nabb 17:15 local · NCEI
Jun 10, 2015 1.00 inquarter 0.52 E Mc Nabb 17:13 local · NCEI
Jun 10, 2015 0.88 innickel 2.94 SW Mc Nabb 17:07 local · NCEI
Jun 10, 2015 1.25 inhalf dollar Florid 16:45 local · NCEI

Cities and towns in Putnam County

PlaceReportsLargest
McNabb151.75 in
Granville101.75 in

Smaller places with fewer than 10 reports

These places have too few reports for a page of their own, so their record lives here.

PlaceReportsHail daysLatest
Hennepin95Jun 22, 2020
Magnolia65Apr 9, 2015
Standard33Nov 17, 2013
Mark22Feb 28, 2017

Questions about hail in Putnam County

How often does it hail in Putnam County, Illinois?

64 hail reports have been logged in Putnam County since 1972. Over the 20 years 2006–2025 that averages 2.7 reports a year. That ranks #75 of 103 Illinois counties by number of reports.

When is hail season in Putnam County?

Most reports come in June, May, April. June alone accounts for 28% of all reports.

What is the largest hail recorded in Putnam County?

1.75 in (golf ball size) on June 10, 2015 near 2.6 W Mc Nabb. 0% of reports here were 2 inches or larger.

When did it last hail in Putnam County?

The most recent report in this data is from March 10, 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 Putnam County had in the last five years?

3 separate days with hail reports since November 3, 2021, adding up to 3 reports. The most recent was March 10, 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.