San Ardo, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for San Ardo, a community in Monterey County, California.
Tonight
45°F
Mostly Clear
Mostly clear. Low around 45, with temperatures rising to around 47 overnight. East northeast wind around 3 mph.
7-day forecast for San Ardo
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 45°F | Mostly Clear | 3 mph ENE | 0% |
| Wednesday | 72°F | Sunny | 3 to 10 mph NNW | 0% |
| Wednesday Night | 46°F | Partly Cloudy | 5 to 10 mph NNW | 0% |
| Thursday | 76°F | Mostly Sunny | 5 to 13 mph N | 0% |
| Thursday Night | 44°F | Mostly Clear | 3 to 13 mph NNE | 0% |
| Friday | 78°F | Sunny | 6 mph N | 0% |
| Friday Night | 46°F | Clear | 2 to 6 mph NE | 0% |
| Saturday | 83°F | Sunny | 5 mph SE | 0% |
| Saturday Night | 48°F | Mostly Clear | 2 mph NE | 0% |
| Sunday | 82°F | Sunny | 5 mph NW | 0% |
| Sunday Night | 49°F | Partly Cloudy | 3 mph NNE | 0% |
| Monday | 80°F | Mostly Sunny | 2 to 7 mph NNW | 0% |
| Monday Night | 49°F | Partly Cloudy | 2 to 7 mph NNW | 0% |
| Tuesday | 78°F | Sunny | 5 mph NW | 3% |
Forecast source: National Weather Service (api.weather.gov) for San Ardo (36.024, -120.907). Updated through the day.
Growing snapshot for San Ardo
Last spring frost
May 8
First fall frost
Oct 22
Growing season
165 days
Hardiness zone
9a
More local growing data for San Ardo: nearby ZIP 93450 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Priest Valley, Ca (9.9 mi from San Ardo). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.