Palermo, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Palermo, a community in Butte County, California.
Today
104°F
Sunny
Sunny, with a high near 104. South southwest wind 1 to 7 mph.
7-day forecast for Palermo
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 104°F | Sunny | 1 to 7 mph SSW | 0% |
| Tonight | 68°F | Mostly Clear | 1 to 6 mph SSE | 0% |
| Wednesday | 102°F | Sunny | 1 to 6 mph S | 0% |
| Wednesday Night | 67°F | Clear | 1 to 6 mph SE | 0% |
| Thursday | 101°F | Sunny | 1 to 6 mph S | 0% |
| Thursday Night | 68°F | Clear | 1 to 6 mph SE | 0% |
| Friday | 102°F | Sunny | 1 to 6 mph SW | 0% |
| Friday Night | 70°F | Clear | 1 to 6 mph SE | 0% |
| Saturday | 103°F | Sunny | 1 to 6 mph SSW | 0% |
| Saturday Night | 70°F | Clear | 1 to 6 mph SE | 0% |
| Sunday | 100°F | Sunny | 1 to 8 mph S | 0% |
| Sunday Night | 67°F | Clear | 3 to 8 mph SSE | 1% |
| Monday | 96°F | Sunny | 3 to 9 mph S | 1% |
| Monday Night | 63°F | Mostly Clear | 2 to 9 mph SE | 0% |
Forecast source: National Weather Service (api.weather.gov) for Palermo (39.431, -121.523). Updated through the day.
Growing snapshot for Palermo
Last spring frost
Jan 29
First fall frost
Dec 7
Growing season
317 days
Hardiness zone
9b
More local growing data for Palermo: nearby ZIP 95968 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Oroville Muni Ap, Ca (5.2 mi from Palermo). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.