Rocklin, CA Weather & Growing Conditions
Today
104°F
Sunny
Sunny, with a high near 104. South wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 104°F | Sunny | 6 mph S | 0% |
| Tonight | 67°F | Clear | 6 mph SSE | 0% |
| Wednesday | 102°F | Sunny | 6 mph SSW | 0% |
| Wednesday Night | 66°F | Clear | 6 mph S | 0% |
| Thursday | 102°F | Sunny | 5 mph SSW | 0% |
| Thursday Night | 67°F | Clear | 6 mph S | 0% |
| Friday | 103°F | Sunny | 5 mph SSW | 0% |
| Friday Night | 68°F | Clear | 6 mph S | 0% |
| Saturday | 104°F | Sunny | 5 mph SSW | 0% |
| Saturday Night | 69°F | Clear | 7 mph S | 0% |
| Sunday | 101°F | Sunny | 3 to 7 mph S | 0% |
| Sunday Night | 65°F | Mostly Clear | 8 mph S | 0% |
| Monday | 96°F | Sunny | 8 mph S | 0% |
| Monday Night | 62°F | Mostly Clear | 8 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Rocklin, CA
Last spring frost
Feb 25
First fall frost
Dec 5
Growing season
286 days
Hardiness zone
9b
Explore more for Rocklin, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Auburn, Ca (11.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.