Sierra Brooks, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sierra Brooks, a community in Sierra County, California.
Today
55°F
Partly Sunny then Chance Light Rain
A chance of rain after 1pm. Partly sunny. High near 55, with temperatures falling to around 41 in the afternoon. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
7-day forecast for Sierra Brooks
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 55°F | Partly Sunny then Chance Light Rain | 10 to 15 mph SW | 41% |
| Tonight | 30°F | Chance Light Rain then Partly Cloudy | 0 to 10 mph W | 25% |
| Wednesday | 56°F | Sunny | 0 mph | 0% |
| Wednesday Night | 32°F | Partly Cloudy | 0 mph | 0% |
| Thursday | 59°F | Sunny | 0 to 5 mph NE | 0% |
| Thursday Night | 31°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Friday | 62°F | Sunny | 0 to 5 mph E | 0% |
| Friday Night | 34°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Saturday | 67°F | Sunny | 0 to 5 mph SE | 0% |
| Saturday Night | 38°F | Mostly Clear | 0 to 10 mph SW | 0% |
| Sunday | 66°F | Mostly Sunny | 5 mph SW | 0% |
| Sunday Night | 39°F | Partly Cloudy | 0 to 10 mph SW | 0% |
| Monday | 63°F | Mostly Sunny | 5 mph SW | 0% |
| Monday Night | 38°F | Partly Cloudy | 0 to 5 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Sierra Brooks (39.643, -120.215). Updated through the day.
Growing snapshot for Sierra Brooks
Last spring frost
May 9
First fall frost
Oct 17
Growing season
156 days
Hardiness zone
6b
More local growing data for Sierra Brooks: nearby ZIP 96118 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Verdi 2W, Ca (14.3 mi from Sierra Brooks). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.