Hornitos, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hornitos, a community in Mariposa County, California.
Tonight
59°F
Partly Cloudy
Partly cloudy, with a low around 59. North northeast wind 0 to 10 mph, with gusts as high as 20 mph.
7-day forecast for Hornitos
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 59°F | Partly Cloudy | 0 to 10 mph NNE | 0% |
| Saturday | 88°F | Sunny | 0 to 5 mph W | 0% |
| Saturday Night | 63°F | Partly Cloudy | 0 to 5 mph NNE | 0% |
| Sunday | 88°F | Patchy Smoke then Partly Sunny | 0 to 10 mph NW | 0% |
| Sunday Night | 63°F | Mostly Cloudy | 5 to 10 mph NNW | 0% |
| Monday | 87°F | Sunny | 5 to 10 mph WNW | 0% |
| Monday Night | 62°F | Mostly Clear | 0 to 10 mph N | 0% |
| Tuesday | 89°F | Sunny | 0 to 10 mph NW | 0% |
| Tuesday Night | 65°F | Mostly Clear | 0 to 10 mph NNE | 0% |
| Wednesday | 94°F | Sunny | 0 to 5 mph W | 0% |
| Wednesday Night | 68°F | Mostly Clear | 0 to 5 mph NNE | 0% |
| Thursday | 98°F | Sunny | 5 mph SW | 0% |
| Thursday Night | 69°F | Mostly Clear | 5 mph N | 0% |
| Friday | 94°F | Sunny | 5 to 10 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Hornitos (37.503, -120.239). Updated through the day.
Growing snapshot for Hornitos
Last spring frost
Mar 3
First fall frost
Nov 24
Growing season
263 days
Hardiness zone
9b
More local growing data for Hornitos: nearby ZIP 95325 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Bear Valley
Bootjack
Buck Meadows
Catheys Valley
Coulterville
El Portal
Fish Camp
Foresta
Greeley Hill
Mariposa
Midpines
Mt. Bullion
Wawona
Yosemite Valley
Yosemite West
Climate data from the nearest NOAA station, Merced, Ca (19.9 mi from Hornitos). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.