Hail HistoryHome › California › San Bruno
Hail history for San Bruno, CA
Hail has been reported within 10 miles of San Bruno on 9 days since 2006. The largest stones measured 0.5 in (marble) on Nov 29, 2018. Hail is most common here in January and March.
San Bruno ranks #1,064 for hail days among the 1,399 U.S. cities of 25,000 to 100,000 people. See the ranking →
Recent hail near San Bruno
No hail was reported within 10 miles of San Bruno in the last two years.
Hail days near San Bruno by year
When hail season peaks near San Bruno
Of the 9 hail days since 2006, most fell in January (4) and March (2).
Largest hail storms near San Bruno
Nov 29, 2018 · 0.5 in (marble) · San Francisco (9 mi from San Bruno)
Jan 20, 2017 · 0.25 in (pea) · San Francisco (10 mi from San Bruno)
Jan 22, 2017 · 0.25 in (pea) · Ocean View (3 mi from San Bruno)
Jan 23, 2017 · 0.25 in (pea) · San Francisco (8 mi from San Bruno)
Mar 5, 2017 · 0.25 in (pea) · San Francisco (10 mi from San Bruno)
Damaging thunderstorm winds near San Bruno
13 reports of damaging thunderstorm wind within 10 miles of San Bruno since 2006, on 8 days. The strongest measured gust was 97 mph on Dec 14, 2024.
| Date | Strongest gust | Where |
|---|---|---|
| Dec 25, 2025 | 72 mph, measured | Sfo Intl. Airport, Colma, El Granada 3 wind reports |
| Dec 24, 2025 | 67 mph, measured | Pedro Vly, Half Moon Bay Airport 2 wind reports |
| Dec 14, 2024 | 97 mph, measured | Sharp Park, Sfo Intl. Airport 2 wind reports |
| Jan 10, 2023 | 70 mph, estimated | Bayshore, Sfo Intl. Airport 2 wind reports |
| Aug 17, 2020 | 63 mph, measured | Pacifica 1 wind report |
| Aug 16, 2020 | 54 mph, measured | San Francisco 1 wind report |
| Jan 20, 2010 | 64 mph, measured | Pedro Vly 1 wind report |
| Jan 18, 2010 | 59 mph, measured | Sfo Intl. Airport 1 wind report |
Severe thunderstorm wind means gusts of 58 mph or more, or wind that caused damage. Measured gusts come from weather stations; estimated ones from spotters and damage surveys.
Filing a roof or car hail claim?
Insurers ask for the date of loss. The dates on this page are when hail was reported near San Bruno; hail can hit one street and miss the next, so a report is not proof of damage at your address. A licensed roofer or your insurance adjuster can inspect the roof. Many policies set a time limit for filing a claim — check yours.
Nearby cities
- San Francisco
14 hail days - Oakland
12 hail days - Berkeley
9 hail days - Richmond
9 hail days - Sunnyvale
9 hail days - Santa Clara
12 hail days - Concord
6 hail days - San Jose
13 hail days
Data: NOAA NCEI Storm Events Database (final records through Jun 30, 2026) and National Weather Service Local Storm Reports (preliminary, since then). Distances are measured from the center of San Bruno.
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