Etna, CA Weather & Growing Conditions
Today
90°F
Sunny
Sunny, with a high near 90. West wind 5 to 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Sunny | 5 to 9 mph W | 0% |
| Tonight | 68°F | Clear | 6 to 9 mph NE | 0% |
| Wednesday | 88°F | Sunny | 5 to 9 mph SW | 0% |
| Wednesday Night | 67°F | Clear | 5 to 9 mph E | 0% |
| Thursday | 87°F | Sunny | 5 to 10 mph SSW | 1% |
| Thursday Night | 66°F | Clear | 5 to 10 mph NNE | 1% |
| Friday | 88°F | Sunny | 5 to 10 mph SSE | 2% |
| Friday Night | 65°F | Clear | 5 to 10 mph NNE | 2% |
| Saturday | 85°F | Sunny | 6 to 12 mph WNW | 1% |
| Saturday Night | 60°F | Clear | 6 to 12 mph NNW | 1% |
| Sunday | 81°F | Sunny | 5 to 10 mph NW | 0% |
| Sunday Night | 58°F | Clear | 10 mph N | 0% |
| Monday | 79°F | Sunny | 5 to 12 mph NW | 0% |
| Monday Night | 57°F | Clear | 6 to 12 mph NNE | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Etna, CA
Last spring frost
Mar 12
First fall frost
Nov 26
Growing season
262 days
Hardiness zone
8a
Explore more for Etna, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Orleans, Ca (16.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.