Colorado hail history

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Colorado had hail reported on 521 days from 2016 to 2025, about 52 a year, and on 2,645 days since 1955. The largest hailstone on record in the state is 5.25″ (August 8, 2023). El Paso County had the most hail days of any county from 2016 to 2025 (138).

Source: NOAA Storm Prediction Center storm reports. Data through November 6, 2026. Methodology

Report counts rose over the decades as more people and spotters reported storms, so compare recent years with each other rather than with the 1960s.

Colorado cities with the most hail days, 2016–2025

Biggest hail days in Colorado since 2016

The largest hail and the biggest storm days since 1955, with radar swaths since 2019: Biggest hail storms in Colorado history

Colorado counties

Places with fewer than 5 hail days on record are listed without a link and kept out of search engines.

When hail falls in Colorado, by month and week: Colorado hail season

Download every Colorado hail, tornado and wind report as CSV, by year: Colorado storm report downloads

All Colorado cities

Arvada Ault Aurora Bennett Berthoud Boulder Brighton Broomfield Brush Burlington Cañon City Castle Pines Castle Rock Centennial Cherry Hills Village Colorado Springs Commerce City Dacono Denver Durango Eaton Edgewater Elizabeth Englewood Erie Estes Park Evans Federal Heights Firestone Florence Fort Collins Fort Lupton Fort Morgan Fountain Frederick Fruita Glendale Golden Grand Junction Greeley Greenwood Village Johnstown La Junta Lafayette Lakewood Lamar Littleton Lochbuie Lone Tree Longmont Louisville Loveland Manitou Springs Mead Milliken Monte Vista Monument Northglenn Palisade Palmer Lake Parker Platteville Pueblo Rocky Ford Severance Sheridan Sterling Superior Thornton Timnath Trinidad Walsenburg Wellington Westminster Wheat Ridge Windsor Woodland Park Yuma

Guides: How to check if it hailed at your address · Hail size chart and roof damage