National Storms

Snow and rain totals for ZIP code 61010

Byron, IL

NOAA's National Snowfall Analysis shows no measurable snow at ZIP code 61010 (Byron, IL) so far this season (since October 1, 2026, through November 7, 2026). Last season (2025–26) it estimated 26.0 inches in all; the biggest day was 6.3 inches on November 30, 2025. Over the last 30 days, NOAA's MRMS analysis estimates 1.70 inches of rain and melted snow.

0.0″snow this season (2026–27)
0days with 1″+ snow this season
26.0″snow in 2025–26
1.70″rain, last 30 days

Pin: the Census center point of ZIP Code Tabulation Area 61010, in Ogle County. Values are NOAA estimates for the grid cell under the pin. City page: how much snow Byron got. Illinois snowfall totals.

Last 14 days

24 hours ending (12:00 UTC)Estimated snowEstimated rain
November 7, 20260″0″
November 6, 20260″0″
November 5, 20260″0″
November 4, 20260″0.83″
November 3, 20260″0.06″
November 2, 20260″0″
November 1, 20260″0.17″
October 31, 20260″0″
October 30, 20260″0″
October 29, 20260″0″
October 28, 20260″0″
October 27, 20260″0″
October 26, 20260″0″
October 25, 20260″0″
Oct 2025: 0Nov 2025: 8.6Dec 2025: 7.6Jan 2026: 3.3Feb 2026: 0Mar 2026: 6.5Apr 2026: 0May 2026: 0Jun 2026: 0Jul 2026: 0Aug 2026: 0Sep 2026: 0Oct 2026: 0Nov 2026: 0Oct 2025Dec 2025Feb 2026Apr 2026Jun 2026Aug 2026Oct 2026max 8.6
Estimated snowfall by month, inches (ZIP code 61010 (Byron, IL))

Source: National Storms (nationalstorms.com), CC BY 4.0, data from the NOAA NOHRSC National Snowfall Analysis.

Snow by season

Season (Oct 1 – Sep 30)Total snowDays with 1″+Biggest day
2025–2626.0″66.3″ on Nov 30, 2025

Biggest snow days since October 2025

24 hours endingEstimated snow
November 30, 20256.3″
March 16, 20265.6″
December 7, 20254.8″
November 29, 20251.5″
December 2, 20251.3″
January 22, 20261.0″

Rain and melted snow by month

MonthEstimated precipitationEstimated snow
Nov 20261.06″0.0″
Oct 20262.34″0.0″
Sep 20268.40″0.0″
Aug 20265.14″0.0″
Jul 20261.85″0.0″
Jun 20266.68″0.0″
May 20260.92″0.0″
Apr 20266.93″0.0″
Mar 20263.28″6.5″
Feb 20260.13″0.0″
Jan 20260.70″3.3″
Dec 20251.65″7.6″
Nov 20252.47″8.6″
Oct 20251.07″0.0″

Wettest days since October 2025

24 hours endingEstimated rain
June 12, 20262.09″
September 20, 20262.09″
September 19, 20261.75″
March 16, 20261.51″
September 17, 20261.49″
April 4, 20261.25″
April 16, 20261.21″
October 2, 20261.20″
March 7, 20261.17″
December 29, 20251.08″

Spotter snow reports near 61010

20 measured snowfall reports within 10 miles since October 2025, on 10 days. The largest was 10.5 inches at Mount Morris, IL (9.9 miles away), reported to NWS LOT for November 30, 2025. Below: the largest report each day, next to NOAA's 24-hour estimate for 61010.

Day (ending 11 a.m. EST)Largest reportWhereTimeReported toNOAA estimate here
Mar 17, 20265.7″Rockford Airport, IL, 9.9 mi Mar 16, 1:00 p.m. CDTNWS LOT, Official NWS obs0.4″
Jan 19, 20261.0″Rockford Airport, IL, 9.9 mi Jan 19, 6:00 a.m. CSTNWS LOT, Official NWS obs0.7″
Jan 18, 20260.7″Rockford Airport, IL, 9.9 mi Jan 17, 6:00 p.m. CSTNWS LOT, Official NWS obs0.3″
Dec 31, 20250.3″Rockford Airport, IL, 9.9 mi Dec 31, 12:00 a.m. CSTNWS LOT, Official NWS obs0.3″
Dec 8, 20255.8″Rockford Airport, IL, 9.9 mi Dec 7, 12:00 p.m. CSTNWS LOT, Official NWS obs0.0″
Dec 7, 20257.0″ (3 reports)Oregon, IL, 9.1 mi Dec 7, 7:37 a.m. CSTNWS LOT, Public4.8″
Dec 2, 20251.3″Rockford Airport, IL, 9.9 mi Dec 2, 6:00 a.m. CSTNWS LOT, Official NWS obs1.3″
Dec 1, 20258.8″Rockford Airport, IL, 9.9 mi Nov 30, 12:00 p.m. CSTNWS LOT, Official NWS obs0.0″
Nov 30, 202510.5″ (9 reports)Mount Morris, IL, 9.9 mi Nov 30, 8:30 a.m. CSTNWS LOT, Fire department6.3″
Nov 29, 20251.0″Rockford Airport, IL, 9.9 mi Nov 29, 6:00 a.m. CSTNWS LOT, Official NWS obs1.5″

Spotter reports: National Weather Service Local Storm Reports (LSRs): measurements sent to NWS offices by trained storm spotters, CoCoRaHS and co-op observers, NWS staff, the public and others, archived by the Iowa Environmental Mesonet (Iowa State University). Reports are what each observer measured at one spot, often a storm total so far, and the NWS doesn't quality-check every one. Exact repeats count once.

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Sources

Snow: NOAA National Operational Hydrologic Remote Sensing Center (NOHRSC), National Snowfall Analysis (version 2.1), 24-hour totals on a 0.04° grid (about 4 km). NOHRSC builds it from NWS, CoCoRaHS and other snowfall reports, radar and gauge precipitation (Stage IV) and model snow-to-liquid ratios. Rain: NOAA MRMS multi-sensor 24-hour precipitation (radar adjusted to rain gauges, about 1 km), from the Iowa Environmental Mesonet archive; it is total liquid, so it includes melted snow and sleet. Places: US Census Bureau ZIP Code Tabulation Areas (2024 Gazetteer internal points) and city centers. Each value is the estimate for the grid cell that contains the ZIP code's or city's center point, not a measurement at your house. NOAA reruns recent analyses as late reports arrive, so the last few days can change slightly. These are our own summaries of public NOAA data; NOAA has not reviewed them.

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