California, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for California, a borough in Washington County, Pennsylvania.
Today
80°F
Partly Sunny
Partly sunny, with a high near 80. Southeast wind around 3 mph.
7-day forecast for California
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Partly Sunny | 3 mph SE | 3% |
| Tonight | 64°F | Chance Rain Showers | 7 mph SE | 49% |
| Sunday | 78°F | Showers And Thunderstorms | 7 to 10 mph SW | 94% |
| Sunday Night | 57°F | Showers And Thunderstorms | 7 to 10 mph N | 95% |
| Monday | 68°F | Chance Rain Showers | 10 mph NE | 43% |
| Monday Night | 55°F | Showers And Thunderstorms Likely | 10 mph NE | 73% |
| Tuesday | 64°F | Showers And Thunderstorms Likely | 10 to 14 mph E | 73% |
| Tuesday Night | 51°F | Showers And Thunderstorms Likely | 14 mph E | 65% |
| Wednesday | 62°F | Rain Showers Likely | 13 mph E | 65% |
| Wednesday Night | 51°F | Showers And Thunderstorms Likely | 8 to 13 mph E | 57% |
| Thursday | 66°F | Rain Showers Likely | 9 mph E | 56% |
| Thursday Night | 50°F | Chance Showers And Thunderstorms | 5 to 9 mph NE | 37% |
| Friday | 68°F | Partly Sunny then Slight Chance Rain Showers | 5 to 8 mph NE | 22% |
| Friday Night | 49°F | Slight Chance Rain Showers then Partly Cloudy | 3 to 8 mph NE | 22% |
Forecast source: National Weather Service (api.weather.gov) for California (40.067, -79.912). Updated through the day.
Growing snapshot for California
Last spring frost
Apr 13
First fall frost
Nov 5
Growing season
205 days
Hardiness zone
6b
More local growing data for California: nearby ZIP 15419 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Aaronsburg
Allenport
Arnold City
Atlasburg
Avella
Baidland
Beallsville
Belle Vernon
Bentleyville
Bulger
Burgettstown
Canonsburg
Cecil-Bishop
Claysville
Cokeburg
Cross Creek
Deemston
Donora
Dunlevy
East Marianna
East Washington
Eighty Four
Ellsworth
Elrama
Fairhope
Fayette City
Finleyville
Fredericktown
Green Hills
Hendersonville
Climate data from the nearest NOAA station, Charleroi Lock 4, Pa (6.2 mi from California). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.