Hail history for Atherton, CA

Last hail within 10 milesMar 30, 20240.25 in (pea)

Hail days, last 12 monthsNone

Largest hail since 20060.35 inMar 25, 2020

Hail days since 20065

Days with hail 1 inch or larger0

Damaging wind reports within 10 miles3

Hail has been reported within 10 miles of Atherton on 5 days since 2006. The largest stones measured 0.35 in on Mar 25, 2020. Hail is most common here in March and January.

Recent hail near Atherton

No hail was reported within 10 miles of Atherton in the last two years.

Hail days near Atherton by year

When hail season peaks near Atherton

Of the 5 hail days since 2006, most fell in March (3) and January (2).

Largest hail storms near Atherton

Mar 25, 2020 · 0.35 in · Mountain View (10 mi from Atherton)

Jan 23, 2017 · 0.25 in (pea) · San Mateo (9 mi from Atherton)

Mar 17, 2018 · 0.25 in (pea) · San Carlos (5 mi from Atherton)

Jan 20, 2019 · 0.25 in (pea) · Redwood City (4 mi from Atherton)

Mar 30, 2024 · 0.25 in (pea) · San Carlos Airport (6 mi from Atherton)

Damaging thunderstorm winds near Atherton

3 reports of damaging thunderstorm wind within 10 miles of Atherton since 2006, on 3 days. The strongest measured gust was 75 mph on Dec 24, 2025.

Date	Strongest gust	Where	Source
Dec 24, 2025	75 mph, measured	Los Altos Hills 1 wind report	NOAA Storm Events
Feb 4, 2024	30 mph, estimated	San Carlos 1 wind report	NOAA Storm Events
Dec 25, 2018	30 mph, estimated	Atherton 1 wind report	NOAA Storm Events

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 Atherton; 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

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 Atherton.

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