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WeatherTotals

Knox County rain reports, Illinois

Knox County, Illinois has 31 reports of rain for 2026, the heaviest storm total 4.41 inches at Yates City on September 16, 2026, reported to the National Weather Service.

as of

County standing in Illinois

During 2026, Knox County places 2 among 41 counties in Illinois by number of reports filed. Knox County accounts for 10% of the 325 reports recorded in Illinois for this period. Illinois's largest figure for the 2026 period came from McHenry County, at 5.40 inches. The Knox County reports trace back to 2 storms.

County standing in Illinois: Knox County
Rank among counties2 / 41
Share of state reports10%
State's largest this period5.40 inches, McHenry
Distinct storms2

Each figure here comes from Local Storm Reports, and the numbers cover only the stated period. A county with more spotters can rank high on reporting volume, whatever the weather did.

Rain reports in 2026

Rain reports in 2026: Knox County, Illinois, 31 reports
AmountPlaceReported byTime
2.67 inchesKnoxvilleCO-OP Observer, October 2, 2026
1.96 inches3 S DahindaCocorahs, October 2, 2026
2.21 inches1 NW KnoxvilleCocorahs, October 2, 2026
1.95 inches1 W GalesburgCO-OP Observer, October 2, 2026
1.85 inchesSaint AugustineCocorahs, October 2, 2026
1.60 inches3 NE East GalesburgCocorahs, October 2, 2026
1.11 inches3 N GalesburgCocorahs, October 2, 2026
1.07 inchesYates CityCO-OP Observer, October 2, 2026
1.01 inches3 SE HendersonCocorahs, October 2, 2026
2.24 inchesKnoxvilleMesonet, October 2, 2026
1.91 inches2 WSW ElmoreCocorahs, October 2, 2026
1.25 inchesDelongMesonet, October 2, 2026
1.29 inchesDelongMesonet, October 2, 2026
1.30 inches1 NNW GalesburgMesonet, October 2, 2026
1.18 inchesDelongMesonet, October 2, 2026
1.77 inches1 NW KnoxvilleCocorahs, October 1, 2026
1.12 inchesKnoxvilleCO-OP Observer, October 1, 2026
1.32 inches3 NE East GalesburgCocorahs, October 1, 2026
1.26 inches1 W GalesburgCO-OP Observer, October 1, 2026
1.15 inches3 N GalesburgCocorahs, October 1, 2026
1.11 inches3 SE HendersonCocorahs, October 1, 2026
1.11 inches1 NW KnoxvilleCocorahs, October 1, 2026
0.99 inches3 NE East GalesburgCocorahs, October 1, 2026
1.03 inches2 WSW ElmoreCocorahs, October 1, 2026
2.16 inchesDelongMesonet, September 16, 2026
2.16 inchesDelongMesonet, September 16, 2026
1.96 inches3 S DahindaCocorahs, September 16, 2026
1.72 inchesKnoxvilleCO-OP Observer, September 16, 2026
4.41 inchesEstimatedYates CityCO-OP Observer, September 16, 2026
1.44 inches1 NW KnoxvilleCocorahs, September 16, 2026
1.35 inches2 WSW ElmoreCocorahs, September 16, 2026

An observer's name and the total they measured come with every National Weather Service Local Storm Report that lists Knox County in the county field.

Storms behind the totals

Days with rain reports

Back to the Illinois page

National Weather Service offices file Local Storm Reports; the Iowa Environmental Mesonet of Iowa State University relays them to this page, where they appear as live spotter reports. Under 17 U.S.C. 105, no copyright attaches to the government-produced figures on this page, including reports, alerts, station observations, and normals, which were created by the National Weather Service and other NOAA offices. The notice that 17 U.S.C. 403 requires appears in this sentence. It does not imply endorsement by or affiliation with those agencies. See: Data sources and attribution.