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
66°F
Light Rain
Rain. Mostly cloudy. High near 66, with temperatures falling to around 62 in the afternoon. South southwest wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for East Palo Alto
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 66°F | Light Rain | 5 to 14 mph SSW | 85% |
| Tonight | 50°F | Chance Light Rain then Mostly Cloudy | 3 to 8 mph ESE | 36% |
| Wednesday | 66°F | Sunny | 2 to 13 mph N | 2% |
| Wednesday Night | 51°F | Mostly Cloudy then Patchy Fog | 2 to 13 mph NW | 0% |
| Thursday | 69°F | Patchy Fog then Mostly Sunny | 2 to 8 mph NNW | 0% |
| Thursday Night | 50°F | Mostly Clear then Patchy Fog | 2 to 8 mph WSW | 0% |
| Friday | 71°F | Patchy Fog then Sunny | 2 to 8 mph NNE | 0% |
| Friday Night | 52°F | Clear | 1 to 8 mph SE | 0% |
| Saturday | 72°F | Sunny | 1 to 7 mph NNE | 0% |
| Saturday Night | 52°F | Mostly Clear | 1 to 7 mph WNW | 0% |
| Sunday | 71°F | Mostly Sunny | 1 to 8 mph NNW | 0% |
| Sunday Night | 53°F | Partly Cloudy | 1 to 8 mph W | 0% |
| Monday | 69°F | Partly Sunny | 1 to 12 mph W | 1% |
| Monday Night | 52°F | Mostly Cloudy | 1 to 12 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 Nov 3, 2026.