Hail History

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Hail istori fɔ Boulder, CO

Las hail insay 10 mailAug 23, 20250.75 in (1-sent koin)
Hail dei, las 12 mɔnNon
Biges hail sin 20063.00 in (ti kap)Jun 18, 2018
Hail dei sin 200650
Dei wit hail 1 inch o mɔ30
Win ripɔt we win blow bad insay 10 mail17

Dem tɔk say hail kam insay 10 mail fɔ Boulder long 50 dei sin 2006. Biges stɔn we dem meka na 3.00 in (ti kap) long Jun 18, 2018. Hail dɔn kam mɔst long June an July.

Boulder rank #89 for hail days among the 311 U.S. cities of 100,000 or more people. Luk ranking dɛn →

Risent hail nia Boulder

DeitHail saizWeaSors
Aug 23, 20250.75 in
1-sent koin		Rollinsville
1 hail report · klos 9 mi frɔm Boulder		NOAA Storm Events
Aug 10, 20251.00 in
25-sent koin		Niwot
3 hail reports · klos 6 mi frɔm Boulder		NOAA Storm Events
Jul 11, 20251.00 in
25-sent koin		Louisville, Niwot
3 hail reports · klos 6 mi frɔm Boulder		NOAA Storm Events
Jun 17, 20251.00 in
25-sent koin		Louisville
1 hail report · klos 8 mi frɔm Boulder		NOAA Storm Events
May 18, 20251.00 in
25-sent koin		Marshall
2 hail reports · klos 2 mi frɔm Boulder		NOAA Storm Events

One rɔ fɔ evri dei: biges hail we dem tɔk say i kam dat dei insay 10 mail, di ples an nɔmba fɔ ripɔt.

Dei we it hail na near Boulder, by yia

30660708509410211121131141151162175185192022132232312452526

Wen hail season pik up na near Boulder

Out of di 50 hail dei sin 2006, most of dem fall in June (15) and July (12).

JanFeb1Mar2Apr12May15Jun12Jul5Aug2Sep1OctNovDec

Biggest hail storm na near Boulder

Jun 18, 2018 · 3.00 in (ti kap) · Superior (9 mi from Boulder)

Jun 24, 2006 · 2.50 in (tenis bol) · Boulder (2 mi from Boulder)

Jul 5, 2019 · 2.50 in (tenis bol) · Louisville (8 mi from Boulder)

Jul 3, 2007 · 2.00 in (hen eg) · Rollins (9 mi from Boulder)

Jun 22, 2009 · 2.00 in (hen eg) · Crescent (9 mi from Boulder)

Strong thunderstorm wind near Boulder

17 reports of strong thunderstorm wind within 10 miles of Boulder since 2006, on 12 de. Di strongest gust we dem measure na 75 mph on Jul 10, 2011.

DeitStrongest gustWeaSors
Jul 10, 202564 mph, we kin mekaJefferson Co Airport
1 win ripɔt		NOAA Storm Events
Jul 20, 202461 mph, we kin mekaNiwot
1 win ripɔt		NOAA Storm Events
Jul 31, 202361 mph, we kin mekaSuperior
1 win ripɔt		NOAA Storm Events
Jun 6, 202063 mph, we kin mekaGold Hill, Louisville
2 win ripɔt		NOAA Storm Events
Jun 17, 201962 mph, we kin mekaBoulder Airport
1 win ripɔt		NOAA Storm Events
Aug 3, 201867 mph, we kin mekaGold Hill, Boulder, Jefferson Co Airport
3 win ripɔt		NOAA Storm Events
Sep 18, 201366 mph, we kin mekaBoulder
1 win ripɔt		NOAA Storm Events
Jul 10, 201175 mph, we kin mekaSuperior, Louisville
2 win ripɔt		NOAA Storm Events
Jun 30, 201164 mph, we kin mekaBoulder Airport
1 win ripɔt		NOAA Storm Events
Aug 19, 201062 mph, we kin mekaBoulder
2 win ripɔt		NOAA Storm Events

Big tɔnda win na win we blow 58 mph o pass, o win we mek damij. Dem kin meka win long weza steshɔn; dem kin tink long pipul we si win an damij.

Wan yu fi file claim for roof or kaar hail?

Insurers ask for di date of loss. Di dates on dis page na wen dem report hail na near Boulder; hail fit hit one street and miss di next, so a report no prove damage for yu address. A licensed roofer or yu insurance adjuster fit inspect di roof. Many policies set a time limit for filing claim — check yours.

Nearby cities

Data: NOAA NCEI Storm Events Database (final records through Jun 30, 2026) and National Weather Service Local Storm Reports (preliminary, since then). Dem measure distances from di center of Boulder.

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