Palermo, CA Weather & Growing Conditions
This Afternoon
88°F
Sunny
Sunny, with a high near 88. West northwest wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 88°F | Sunny | 6 mph WNW | 0% |
| Tonight | 57°F | Haze then Clear | 1 to 5 mph NE | 0% |
| Saturday | 91°F | Sunny | 3 mph SSW | 0% |
| Saturday Night | 59°F | Partly Cloudy | 5 mph ESE | 0% |
| Sunday | 87°F | Partly Sunny | 5 mph SSE | 0% |
| Sunday Night | 59°F | Mostly Cloudy | 1 to 5 mph SE | 0% |
| Monday | 89°F | Mostly Sunny | 2 to 6 mph S | 0% |
| Monday Night | 59°F | Mostly Clear | 1 to 6 mph SE | 0% |
| Tuesday | 90°F | Sunny | 3 mph SSE | 0% |
| Tuesday Night | 60°F | Clear | 1 to 5 mph ESE | 0% |
| Wednesday | 93°F | Sunny | 3 mph S | 0% |
| Wednesday Night | 61°F | Mostly Clear | 3 mph ESE | 0% |
| Thursday | 95°F | Sunny | 5 mph SSE | 0% |
| Thursday Night | 63°F | Mostly Clear | 5 mph SE | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Palermo, CA
Last spring frost
Jan 29
First fall frost
Dec 7
Growing season
317 days
Hardiness zone
9b
Explore more for Palermo, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Oroville Muni Ap, Ca (5.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.