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Winter in Macon County, Illinois
52 winter storms and snow events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Winter Storm, Winter Weather, Heavy Snow, Blizzard, Ice Storm, Lake-Effect Snow, Sleet.
NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. Storm records through 30 Jun 2026.
Macon County, Illinois, has 52 winter events in the NCEI record since 1950, with at least one in 25 different years.
January is the busiest month, with 19 of the recorded events. The last 20 years account for 33 events against 19 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 0.6% of the 8,149 winter events recorded in Illinois; its 9.0 per 100 square miles compares with 14.7 statewide.
NCEI attributes 1 death in the county to winter storms and snow.
Some winter weather and high wind events are recorded by NWS forecast zone rather than by county; zone-recorded events whose zone is named for the county are included and marked "Forecast zone" in the table.
Compared with Illinois
| Measure | Macon County | Illinois | US |
|---|---|---|---|
| Winter events since 1950 | 52 | 8,149 | 287,339 |
| Per 100 square miles | 9.0 | 14.7 | 8.1 |
| Per 10,000 residents | 5.1 | 6.4 | 8.7 |
| Deaths recorded | 1 | 116 | 2,509 |
| Busiest month | January | January | January |
By year
Seasonality
19Feb
11Mar
6Apr
0May
0Jun
0Jul
0Aug
0Sep
0Oct
0Nov
3Dec
13
Recorded events
All 52 events, most recent first. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 24 Jan 2026 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 13 Dec 2025 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 29 Nov 2025 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 5 Jan 2025 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 12 Dec 2024 | Winter Weather | — | — | — | — | — | Forecast zone |
| 2 Dec 2024 | Winter Weather | — | — | — | — | — | Forecast zone |
| 22 Jan 2024 | Ice Storm | — | — | — | — | — | Forecast zone |
| 22 Dec 2022 | Winter Storm | — | — | — | — | — | Forecast zone |
| 17 Feb 2022 | Winter Weather | — | — | — | — | — | Forecast zone |
| 2 Feb 2022 | Winter Storm | — | — | — | — | — | Forecast zone |
| 14 Feb 2021 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 2 Jan 2021 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 14 Mar 2020 | Winter Weather | — | — | — | 1 | — | Forecast zone |
| 15 Dec 2019 | Winter Weather | — | — | — | — | — | Forecast zone |
| 11 Jan 2019 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 24 Feb 2016 | Winter Storm | — | — | — | — | — | Forecast zone |
| 1 Mar 2015 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 28 Feb 2015 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 20 Feb 2015 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 4 Feb 2014 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 5 Jan 2014 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 13 Dec 2013 | Winter Weather | — | — | — | — | — | Forecast zone |
| 24 Mar 2013 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 20 Dec 2012 | Blizzard | — | — | — | — | — | Forecast zone |
| 12 Jan 2012 | Winter Weather | — | — | — | — | 2 | Forecast zone |
| 1 Feb 2011 | Blizzard | — | $100K | — | — | — | Forecast zone |
| 6 Jan 2010 | Winter Weather | — | — | — | — | — | Forecast zone |
| 25 Dec 2009 | Winter Weather | — | — | — | — | 1 | Forecast zone |
| 1 Feb 2008 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 31 Jan 2008 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 15 Dec 2007 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 8 Dec 2007 | Ice Storm | — | — | — | — | — | Forecast zone |
| 12 Feb 2007 | Blizzard | — | — | — | — | — | Forecast zone |
| 1 Dec 2006 | Winter Storm | — | $1.5M | — | — | — | Forecast zone |
| 30 Nov 2006 | Winter Storm | — | — | — | — | — | Forecast zone |
| 15 Feb 2003 | Winter Storm | — | — | — | — | — | Forecast zone |
| 24 Dec 2002 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 25 Mar 2002 | Winter Storm | — | — | — | — | — | Forecast zone |
| 13 Dec 2000 | Winter Storm | — | — | — | — | — | Forecast zone |
| 8 Mar 1999 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 13 Jan 1999 | Ice Storm | — | — | — | — | — | Forecast zone |
| 1 Jan 1999 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 8 Mar 1998 | Winter Storm | — | — | — | — | — | Forecast zone |
| 14 Jan 1998 | Winter Storm | — | — | — | — | — | Forecast zone |
| 26 Jan 1997 | Winter Storm | — | — | — | — | — | Forecast zone |
| 24 Jan 1997 | Winter Storm | — | — | — | — | — | Forecast zone |
| 15 Jan 1997 | Winter Storm | — | — | — | — | 2 | Forecast zone |
| 8 Jan 1997 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 25 Nov 1996 | Winter Storm | — | — | — | — | — | Forecast zone |
| 18 Jan 1996 | Winter Storm | — | — | — | — | — | Forecast zone |
| 4 Jan 1996 | Winter Storm | — | — | — | — | — | Forecast zone |
| 2 Jan 1996 | Winter Storm | — | — | — | — | — | Forecast zone |
Questions and answers
How many winter events has Macon County had?
52 events in the NCEI Storm Events record between 1950 and 2026. Reporting of winter storms and snow became far more complete after 1996, so early decades undercount.
When was the last recorded winter event in Macon County?
24 Jan 2026 (Heavy Snow). Records reach NCEI about 120 days after the month ends.
What was the most damaging winter event recorded in Macon County?
The winter storm of 1 Dec 2006, with property damage estimated by NCEI at $1.5M.
How does Macon County compare with Illinois for winter?
9.0 events per 100 square miles against 14.7 statewide; the county holds 52 of the state's 8,149 recorded events.
Provenance
NOAA NCEI Storm Events Database, yearly details files through 30 Jun 2026, public domain. County-recorded events plus zone-recorded events whose forecast zone is named for the county (marked "Forecast zone"). Population and area from the US Census Bureau (2021). Built 1 Oct 2026. See the methodology, the Winter hub and the county page.