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.
Overnight
58°F
Partly Cloudy
Partly cloudy, with a low around 58. North northwest wind around 2 mph.
7-day forecast for East Palo Alto
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 58°F | Partly Cloudy | 2 mph NNW | 0% |
| Tuesday | 83°F | Haze then Mostly Sunny | 2 to 12 mph NNW | 0% |
| Tuesday Night | 59°F | Mostly Clear | 2 to 10 mph NNW | 0% |
| Wednesday | 82°F | Mostly Sunny | 2 to 10 mph NW | 0% |
| Wednesday Night | 59°F | Mostly Clear | 1 to 10 mph WNW | 0% |
| Thursday | 81°F | Sunny | 1 to 12 mph W | 0% |
| Thursday Night | 60°F | Mostly Clear | 2 to 12 mph WNW | 0% |
| Friday | 86°F | Sunny | 2 to 12 mph WNW | 0% |
| Friday Night | 62°F | Mostly Clear | 1 to 12 mph W | 0% |
| Saturday | 84°F | Sunny | 1 to 13 mph W | 0% |
| Saturday Night | 62°F | Mostly Clear | 3 to 13 mph W | 0% |
| Sunday | 79°F | Sunny | 3 to 13 mph WSW | 0% |
| Sunday Night | 60°F | Mostly Clear | 6 to 13 mph W | 0% |
| Monday | 77°F | Sunny | 6 to 14 mph WSW | 0% |
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 Aug 4, 2026.