East Palo Alto, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for East Palo Alto, a city in Santa Clara County, California.

Today

77°F

Sunny

Sunny. High near 77, with temperatures falling to around 74 in the afternoon. North northeast wind 2 to 14 mph, with gusts as high as 20 mph.

7-day forecast for East Palo Alto

When	Temp	Forecast	Wind	Precip
Today	77°F	Sunny	2 to 14 mph NNE	0%
Tonight	57°F	Partly Cloudy	5 to 12 mph NW	0%
Sunday	72°F	Cloudy	5 to 10 mph W	2%
Sunday Night	57°F	Mostly Cloudy	3 to 10 mph W	2%
Monday	74°F	Mostly Sunny	3 to 12 mph WSW	1%
Monday Night	56°F	Partly Cloudy	2 to 12 mph WSW	1%
Tuesday	76°F	Mostly Sunny	2 to 13 mph WSW	0%
Tuesday Night	57°F	Mostly Clear	1 to 13 mph WSW	0%
Wednesday	81°F	Sunny	1 to 13 mph W	0%
Wednesday Night	60°F	Mostly Clear	1 to 13 mph W	0%
Thursday	83°F	Sunny	1 to 14 mph W	0%
Thursday Night	60°F	Mostly Clear	2 to 14 mph W	0%
Friday	78°F	Mostly Sunny	1 to 14 mph W	0%
Friday Night	58°F	Partly Cloudy	3 to 14 mph WSW	1%

Forecast source: National Weather Service (api.weather.gov) for East Palo Alto (37.468, -122.133). Updated through the day.

Growing snapshot for East Palo Alto

Last spring frost

Feb 1

First fall frost

Dec 7

Growing season

310 days

Hardiness zone

10a

More local growing data for East Palo Alto: nearby ZIP 94303 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Palo Alto, Ca (1.7 mi from East Palo Alto). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.