Sierra City, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sierra City, a community in Sierra County, California.
Overnight
61°F
Clear
Clear. Low around 61, with temperatures rising to around 63 overnight. East wind around 5 mph.
7-day forecast for Sierra City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 61°F | Clear | 5 mph E | 0% |
| Tuesday | 100°F | Sunny | 2 to 7 mph SSE | 0% |
| Tuesday Night | 65°F | Mostly Clear | 5 mph SE | 0% |
| Wednesday | 98°F | Sunny | 2 to 7 mph SSW | 0% |
| Wednesday Night | 65°F | Clear | 2 to 7 mph SSE | 0% |
| Thursday | 100°F | Sunny | 3 to 7 mph SSW | 0% |
| Thursday Night | 67°F | Clear | 2 to 7 mph SE | 0% |
| Friday | 101°F | Sunny | 3 to 9 mph S | 0% |
| Friday Night | 67°F | Mostly Clear | 3 to 9 mph SE | 0% |
| Saturday | 100°F | Sunny | 5 to 9 mph S | 0% |
| Saturday Night | 66°F | Clear | 5 to 9 mph SSE | 0% |
| Sunday | 97°F | Sunny | 5 to 10 mph S | 0% |
| Sunday Night | 63°F | Clear | 6 to 9 mph SSE | 0% |
| Monday | 93°F | Sunny | 7 to 10 mph S | 1% |
Forecast source: National Weather Service (api.weather.gov) for Sierra City (39.573, -120.628). Updated through the day.
Growing snapshot for Sierra City
Last spring frost
May 12
First fall frost
Oct 29
Growing season
167 days
Hardiness zone
7a
More local growing data for Sierra City: nearby ZIP 96125 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Bowman Dam, Ca (11.4 mi from Sierra City). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.