Mountain Ranch, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mountain Ranch, a community in Calaveras County, California.
Today
60°F
Partly Sunny then Light Rain
Rain between noon and 5pm. Partly sunny. High near 60, with temperatures falling to around 54 in the afternoon. South southeast wind 3 to 8 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Mountain Ranch
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 60°F | Partly Sunny then Light Rain | 3 to 8 mph SSE | 81% |
| Tonight | 43°F | Mostly Clear | 5 mph ENE | 10% |
| Wednesday | 61°F | Sunny | 2 to 6 mph NNW | 0% |
| Wednesday Night | 46°F | Partly Cloudy | 5 mph NNE | 0% |
| Thursday | 64°F | Sunny | 5 mph WNW | 0% |
| Thursday Night | 48°F | Clear | 5 mph NNE | 0% |
| Friday | 67°F | Sunny | 0 to 3 mph NW | 0% |
| Friday Night | 50°F | Clear | 0 to 5 mph NE | 0% |
| Saturday | 72°F | Sunny | 0 to 5 mph SE | 0% |
| Saturday Night | 53°F | Mostly Clear | 0 to 6 mph NE | 0% |
| Sunday | 73°F | Sunny | 0 to 5 mph NW | 0% |
| Sunday Night | 54°F | Partly Cloudy | 0 to 5 mph NE | 0% |
| Monday | 70°F | Mostly Sunny | 0 to 3 mph NW | 1% |
| Monday Night | 52°F | Partly Cloudy | 0 to 3 mph NNE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Mountain Ranch (38.212, -120.531). Updated through the day.
Growing snapshot for Mountain Ranch
Last spring frost
May 7
First fall frost
Oct 28
Growing season
169 days
Hardiness zone
9a
More local growing data for Mountain Ranch: nearby ZIP 95246 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Calaveras Big Trees, Ca (9.8 mi from Mountain Ranch). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.