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Weather in Alleghany, CA · National Weather Service + NOAA

Alleghany is snow country

Alleghany has mild, snowy winters and pleasant summers, with plenty of rain. A typical July afternoon reaches 83°, a January night drops to 31°, and about 82 inches of snow falls in a normal winter. In November, a normal day reaches 53° and a normal night drops to 35°.

Winter 46°/31°Spring 58°/37°Summer 80°/53°Fall 66°/43°
Right now
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Sunrise 9:34 am · sunset 7:59 pm

Getting the latest forecast from the National Weather Service…

What stands out about Alleghany’s weather

Read from 30 years of NOAA records. Each one opens the full story on the Climate page.

Climate →
Snow countryAbout 82 inches a winter, more than 1,412 of 1,455 California towns.A wet climate72 inches of rain and melted snow a year, more than 100% of U.S. towns.A short growing season174 frost-free days, from May 4 to Oct 30.Among California’s coldest wintersJanuary nights average 31°, colder than 1,428 of 1,618 California towns.
A normal year

Where today sits in Alleghany’s year

Typical highs and lows month by month, from 30 years of NOAA records.

Full climate →
Winter
46° / 31°
18 days with an inch or more of snow
Spring
58° / 37°
Last frost around May 4
Summer
80° / 53°
15 days reach 90° in a normal year
Fall now
66° / 43°
First frost around Oct 30
Pastthe usual first frost (Oct 30). Last frost next spring: May 4
Best months to be outside
MayJunJulAugSepOct
Highs of 62–84° and lows of 40° or more
How much snow does Alleghany get?About 82 inches a winter.When is it wettest?December, with 13.3 inches.Is it warmer than it used to be?+1.0° vs. the 20th century.

Weather talk

Road reports, first frosts and storm memories from neighbors in Alleghany.

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Forecast, conditions and alerts: National Weather Service. Climate: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Temperatures and rainfall come from NOAA’s gridded normals for Alleghany itself (about a 3-mile square). Snow, frost dates and day counts: the NOAA station at Strawberry Valley, CA (16 mi). Sunrise and sunset are calculated from the town’s position. Normals are 30-year averages, not a forecast.