Denver, CO · Storm history

Hail Reports in Denver, Colorado — Last 90 Days

NOAA Storm Prediction Center logged 14 hail reports within 25 miles of Denver across 6 storm days, most recently on August 26, 2026. Source: SPC Local Storm Reports (preliminary, may be revised).

Data as of October 24, 2026 (last successful NOAA check). The newest report in the feed is from Oct 23, 2026. The 90-day log is SPC preliminary data. The county history (2017 to June 2026) is the NOAA Storm Events archive, 2014–June 2026; it has no storms after it ends.

  • 1.75 inlargest hail near the city, last 90 days (golf ball size)
  • 31days with hail 1 in or larger in the county, 2014–June 2026
  • 29days with 58+ mph thunderstorm wind, 2014–June 2026
  • #56 of 209among the cities we cover, by hail days of 1 in or more

Has hail hit my Denver roof since it was installed?

County-level hail reports for Denver from the NOAA archive this page uses; a county report is not proof of damage at your Denver address.

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Hail near Denver in the last 90 days

  • 1.75 inLargest hail in 90 days (golf-ball size)
  • 6Hail days near Denver
  • 14SPC reports
  • August 26, 2026Most recent event

Around Denver, the NOAA Storm Prediction Center logged 14 hail reports within 25 miles between July 28 and August 26, 2026, spread over 6 storm days. Every one of those days brought stones of 1″ or more, and 1 of the 14 Denver reports with coordinates fell within 10 miles of the city center. In a typical year Denver sees about 3 hail-producing storms, which is why insurers price separate wind-and-hail deductibles in this market.

Denver's storm-climate context

Denver sits at 5,280 feet on Colorado's Front Range, a corridor known for damaging hail: NOAA Storm Events logged hail in Denver County in every year from 2014 through 2025 and again in the first half of 2026, with stones up to 2.75 inches recorded in 2024 and a spike of 36 county hail reports in 2023. The semi-arid high-altitude climate adds intense UV exposure that ages asphalt shingles faster than at sea level, and repeated freeze-thaw cycles work fasteners and flashing loose, while heavy, wet spring snowstorms load roofs after hail season opens.

Colorado has no statewide roofing license — contractors are licensed city by city, so Denver homeowners should verify a current City and County of Denver contractor license and proof of insurance directly. After each major Front Range hailstorm, out-of-state storm chasers flood the metro; Colorado's Residential Roofing Act requires written contracts with a 72-hour cancellation right on insurance-funded work.

How close the hail came

Of the 14 Denver reports, the closest landed 6.2 miles from the city center on August 14, 2026 (1.00″ at Englewood). August 13, 2026 was the heaviest day around Denver, with 7 reports and a top stone of 1.75″. Stones of 1″ or more came on 6 of the 6 Denver-area hail days.

Hail reports by distance from the Denver city center, last 90 days
Distance from city centerReportsLargest
Within 5 miles0—
Within 10 miles11.00″
Within 25 miles141.75″

Distances are straight-line from the city center to each SPC report point; reports without coordinates are left out of the table.

Hail events near Denver by date

August 26, 2026 1 report, hail up to 1.00″ (quarter size)

Time (UTC)Hail sizeLocationDistance from Denver
2305 1.00″ 1 ESE Castle Pines, Douglas County 20.4 mi

August 22, 2026 3 reports, hail up to 1.50″ (ping-pong-ball size)

Time (UTC)Hail sizeLocationDistance from Denver
2050 1.50″ 6 SSE Watkins, Arapahoe County 23.2 mi
2031 1.00″ 2 S Arapahoe Park, Arapahoe County 18.4 mi
2045 1.00″ 5 SSE Watkins, Arapahoe County 23.4 mi

August 15, 2026 1 report, hail up to 1.75″ (golf-ball size) Largest in 90 days

Time (UTC)Hail sizeLocationDistance from Denver
2019 1.75″ 2 SSW Foxfield, Arapahoe County 15.3 mi

August 14, 2026 1 report, hail up to 1.00″ (quarter size)

Time (UTC)Hail sizeLocationDistance from Denver
2105 1.00″ Englewood, Arapahoe County 6.2 mi

August 13, 2026 7 reports, hail up to 1.75″ (golf-ball size) Largest in 90 days

Time (UTC)Hail sizeLocationDistance from Denver
2225 1.75″ 2 W Arapahoe Park, Arapahoe County 15.9 mi
2215 1.50″ 2 NNW Foxfield, Arapahoe County 12.8 mi
2215 1.50″ 2 NNW Foxfield, Arapahoe County 13.3 mi
2210 1.25″ Centennial, Arapahoe County 12.0 mi
2207 1.00″ 1 WNW Foxfield, Arapahoe County 13.9 mi
2219 1.00″ 2 W Arapahoe Park, Arapahoe County 15.5 mi
2230 1.00″ 1 W Arapahoe Park, Arapahoe County 16.9 mi
Show 1 earlier hail day

July 28, 2026 1 report, hail up to 1.00″ (quarter size)

Time (UTC)Hail sizeLocationDistance from Denver
2016 1.00″ 3 NW Castle Rock, Douglas County 23.3 mi

The Denver tables above list preliminary Local Storm Reports from the NOAA Storm Prediction Center. Sizes are reported hailstone diameters; times are UTC. Reports can be added or corrected for about a day after each event. A quiet log does not mean no hail: small or unreported events happen. The closest report in this window landed 6.2 miles from Denver's center.

View the 14 Denver-area reports on a map

On the Denver map, circle positions are the NOAA SPC report coordinates; tap a circle for the date and hail size.

Hail size: < 1″ 1–1.75″ ≥ 2″ not recorded

How severe was it? The NWS yardstick, applied to Denver's reports

  • 1 to 2 in (severe)14

The National Weather Service calls hail severe at 1″ (quarter size) and significant at 2″ (hen-egg size). Scoring Denver's 14 area reports (filed in Arapahoe, Douglas Counties) against that scale: 14 of the Denver reports met the severe 1″+ criterion — the size at which asphalt shingles start taking granule loss and bruising that shows up as leaks a season later. At these sizes, damage on a Denver roof is rarely visible from the ground, and homeowners policies typically cover it when it is documented promptly.

Hail history in Denver: the long picture

County-level NOAA records for the county behind Denver, 2014–June 2026. Each figure shows its source. Storms after the archive ends are not in these numbers. Ranks count from 1, the highest.

Denver against the 209 cities we cover

  • #56of 209Days with hail 1 in or larger in Denver: middle
  • #61of 209Days with hail 1.75 in or larger (golf ball) in Denver: middle
  • #171of 209Days with 58+ mph thunderstorm wind in Denver: bottom quarter
  • #154of 209Tornadoes in Denver: middle
  • #193of 209Reported storm property damage in Denver: bottom quarter
  • #78of 209Share of homes built before 1980 in Denver: middle

Hail events by year

Hail events per year in the county, 2017 to June 2026 9 2017 4 2018 17 2019 1 2020 9 2021 1 2022 36 2023 33 2024 1 2025 13 2026*
Hail events per year in the county, 2017 to June 2026
20179
20184
201917
20201
20219
20221
202336
202433
20251
2026*13

Years with no record show as 0. In its busiest full year (2023) Denver's county logged 36 events; the whole span, 2017 to June 2026, holds 124.

2026 covers only January to June: NOAA's file ends there, so it is not counted as the worst year or in the yearly average.

Source: NOAA Storm Events Database, county level, 2017–2026

Hail history at a glance

  • 124Hail events in the county, since 2017 (NOAA)
  • 2.75 inLargest hailstone on record
  • Jun 1, 2026Last recorded event in the archive

NOAA's archive for the county behind Denver lists 124 hail events since 2017, about 13 a year in Denver's county. Its most severe stone measured 2.75″. Set against that baseline, the 6 hail days near Denver in the 90-day window above run above the long-term average rate. Check your own Denver address on the hail risk lookup.

Denver's county logged fewer hail events than the Colorado median (144 per county since 2017), below the state's typical pace.

Three ways a storm reaches a roof

Hail

  • 1 in or larger (quarter)31
  • 1.75 in or larger (golf ball)8

Denver's county days with at least one report at that size. Largest stone: 2.75 in.

Source: NOAA Storm Events Database, 2014–June 2026

Thunderstorm wind

29 Denver's county days with 58+ mph

58 mph is the NWS severe threshold. Strongest gust on record in Denver's county: 81 mph on Jun 6, 2020.

Source: NOAA Storm Events Database, 2014–June 2026

Tornadoes

4 in Denver's county

Strongest tornado in Denver's county: EF1 on the Enhanced Fujita scale.

Source: NOAA Storm Events Database, 2014–June 2026

Peak storm month

June

In Denver's county, 86 of 218 hail, wind and tornado reports (39%) fell in June.

Source: NOAA Storm Events, 2014–June 2026

Older homes

57.4% of Denver homes built before 1980

About 202,000 of Denver's 352,593 housing units (share times units, rounded). Median year built: 1974. Housing units, not roofs: many Denver homes have been re-roofed since.

Source: Census ACS (Denver city), 2019–2023
Year-by-year table with the largest stone
YearRecorded hail eventsLargest stone
2026* 13 1.75″
2025 1 1.00″
2024 largest stone 33 2.75″
2023 busiest 36 1.75″
2022 1 0.75″
2021 9 1.00″
2020 1 1.00″
2019 17 1.50″
2018 4 2.00″
2017 9 2.50″

NOAA Storm Events archive, Denver's county. Years missing from the table have no record in the archive. * 2026 covers only January to June: NOAA's file ends there, so it is not counted as the worst year or in the yearly average.

In the archive for Denver's county, 2023 was the busiest hail year (36 recorded events); the largest stone on record, 2.75″, fell in 2024. A Denver roof older than 2023 with no documented inspection has probably taken at least one unexamined hit.

In a market with repeat hail, impact-resistant Class 4 shingles often pay for themselves through insurer premium discounts — worth discussing with a Denver roofer if a recent event tips you into a replacement.

Denver, Colorado: Denver, Colorado skyline (cropped)
Denver, CO. Photo: Quintin Soloviev, CC BY 4.0, via Wikimedia Commons.

Denver County fact sheet for Denver homeowners

Housing age, federal disaster declarations and your state's claim deadlines in one place. All three come from public records, county level.

How old are the roofs? Homes in Denver County by decade built

Share of Denver County homes by decade built, percent 17.2% pre-1940 5.2% 1940s 13.0% 1950s 9.9% 1960s 12.0% 1970s 7.4% 1980s 6.6% 1990s 10.9% 2000s 15.5% 2010s 2.3% 2020+
Share of Denver County homes by decade built, percent
pre-194017.2%
1940s5.2%
1950s13.0%
1960s9.9%
1970s12.0%
1980s7.4%
1990s6.6%
2000s10.9%
2010s15.5%
2020+2.3%

352,593 homes, median built in 1974. 57.4% date from before 1980 and 17.7% from 2010 on; 49.1% are owner-occupied. The most common decade is the pre-1940.

Source: U.S. Census Bureau, American Community Survey · data as of ACS 5-year

What to do if your roof was in the hail path

Hail-bruised asphalt shingles — the kind of damage to look for after a storm near Denver; example photo, not a Denver roof
What hail bruising on asphalt shingles looks like. Example photo, not a Denver roof.
  1. Stay off the roof and read the yard instead. The closest report in the last 90 days sits 6.2 miles from the Denver city center (Englewood, August 14, 2026). Check Denver downspouts for granule piles and gutters, vents and screens for dents.
  2. Photograph and date everything before repairs. August 13, 2026 is the worst day in the Denver log: 7 reports, largest 1.75 in. Dated photos, a hailstone next to a coin and this NOAA log tie the loss to a specific storm day.
  3. Out-of-town crews will knock; take your time. With 6 of the 6 hail days at 1 inch or more around Denver, canvassers arrive fast. A contract or Assignment of Benefits signed at a Denver door is a risk; a written scope from your own roofer is not.
  4. File on the policy's clock. Last hail day near Denver: 60 days ago. Check the policy for your reporting window and file soon, while the log dates are fresh.
  5. Bring the written scope to the adjuster. Hand over the scope in writing: an adjuster working a Denver claim then has the contractor's numbers. Step-by-step: the roof insurance claim guide.

Hail in Denver — questions homeowners ask

When did hail last hit Denver, CO?
The most recent NOAA hail report within 25 miles of Denver is from August 26, 2026, with hail up to 1.00″.
How large was the hail near Denver?
The largest hailstone reported near Denver in the last 90 days measured 1.75″ — about golf-ball size. Denver had 6 hail days of 1″ or more, the size where asphalt shingles start to bruise; the biggest came on August 13, 2026.
Does homeowners insurance cover hail damage in Denver?
The latest hail day near Denver was August 26, 2026, 60 days ago, a date a claim can point to. Standard homeowners policies generally cover sudden storm damage and not gradual wear. For a Denver claim, document the damage before repairs, keep this NOAA log as proof of the August 26, 2026 event date, and read your own policy for its filing deadline: the policy sets that window, not a universal rule.
How often does hail hit the Denver area?
In Denver's county, NOAA's archive since 2017 shows 124 recorded hail events. Denver averages about 13 a year, and its biggest stone on record measured 2.75″.
How close did hail get to Denver in the last 90 days?
On August 14, 2026, 6.2 miles from the Denver city center, 1.00 in. at Englewood: that is the nearest SPC report of the last 90 days.

Check your own ZIP in Denver

The county figures above average over everything inside the county line. For a score tied to your Denver address, run your ZIP through the hail risk lookup — ZIP codes in Denver County area include 80202, 80203, 80204, 80205, 80206, 80207, 80209, 80210.

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More resources

Sources: NOAA Storm Prediction Center Local Storm Reports (last 90 days, preliminary) and the NOAA NCEI Storm Events Database (county of the city, 2014–June 2026); U.S. Census Bureau American Community Survey 5-year estimates (housing). The Storm Events archive used here ends in 2026, so storms between that date and the start of the 90-day log are not shown. How we collect data. Are you a roofer in Denver? See how requests reach contractors.

How to cite this page

Free to quote with credit, under CC BY 4.0, no permission needed. The numbers are NOAA Storm Prediction Center preliminary reports: unverified, and not confirmed damage to any roof. This is not an official NOAA or NWS product.