East Porterville, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for East Porterville, a community in Tulare County, California.
Today
90°F
Sunny
Sunny, with a high near 90. West wind around 5 mph.
7-day forecast for East Porterville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Sunny | 5 mph W | 0% |
| Tonight | 64°F | Partly Cloudy | 5 mph E | 0% |
| Sunday | 91°F | Mostly Sunny | 5 mph WSW | 0% |
| Sunday Night | 64°F | Mostly Cloudy | 0 to 5 mph SE | 2% |
| Monday | 87°F | Slight Chance Light Rain | 5 mph SW | 23% |
| Monday Night | 61°F | Mostly Clear | 5 mph ESE | 6% |
| Tuesday | 89°F | Sunny | 5 mph SW | 0% |
| Tuesday Night | 64°F | Clear | 5 mph ENE | 0% |
| Wednesday | 94°F | Sunny | 5 mph WSW | 0% |
| Wednesday Night | 66°F | Clear | 5 mph ENE | 0% |
| Thursday | 97°F | Sunny | 5 mph WSW | 0% |
| Thursday Night | 67°F | Mostly Clear | 5 mph ENE | 0% |
| Friday | 95°F | Sunny | 5 mph SW | 1% |
| Friday Night | 65°F | Mostly Clear | 5 mph WSW | 1% |
Forecast source: National Weather Service (api.weather.gov) for East Porterville (36.058, -118.975). Updated through the day.
Growing snapshot for East Porterville
Last spring frost
Jan 20
First fall frost
Dec 13
Growing season
330 days
Hardiness zone
9b
More local growing data for East Porterville: nearby ZIP 93257 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Porterville, Ca (9.5 mi from East Porterville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.