Etna, CA Weather & Growing Conditions
Tonight
52°F
Partly Cloudy
Partly cloudy, with a low around 52. Northeast wind 2 to 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Partly Cloudy | 2 to 7 mph NE | 0% |
| Sunday | 76°F | Mostly Sunny | 1 to 6 mph E | 0% |
| Sunday Night | 56°F | Mostly Clear | 6 mph NNE | 0% |
| Monday | 76°F | Sunny | 2 to 6 mph NNE | 0% |
| Monday Night | 53°F | Mostly Clear | 2 to 6 mph NNE | 0% |
| Tuesday | 71°F | Sunny | 3 to 8 mph WNW | 0% |
| Tuesday Night | 49°F | Mostly Clear | 2 to 8 mph N | 0% |
| Wednesday | 68°F | Sunny | 3 to 7 mph N | 0% |
| Wednesday Night | 49°F | Mostly Clear | 2 to 7 mph NNE | 0% |
| Thursday | 69°F | Mostly Sunny | 7 mph SW | 0% |
| Thursday Night | 49°F | Partly Cloudy | 3 to 7 mph N | 6% |
| Friday | 63°F | Mostly Sunny | 3 to 7 mph S | 6% |
| Friday Night | 46°F | Partly Cloudy | 5 to 9 mph NNW | 5% |
| Saturday | 62°F | Mostly Sunny | 6 mph WNW | 5% |
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 Sep 20, 2026.