Harman US

Old Station, CA Weather & Growing Conditions

Today
48°F
Areas Of Frost then Mostly Sunny
Widespread frost before 9am, then areas of frost and patchy fog between 9am and 11am. Mostly sunny. High near 48, with temperatures falling to around 44 in the afternoon. Northeast wind 0 to 3 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 48°F Areas Of Frost then Mostly Sunny 0 to 3 mph NE 1%
Tonight 27°F Widespread Frost 2 mph S 1%
Thursday 50°F Widespread Frost then Sunny 0 to 3 mph NE 0%
Thursday Night 30°F Mostly Clear 0 to 7 mph ESE 0%
Friday 57°F Mostly Sunny 0 to 5 mph NE 0%
Friday Night 34°F Mostly Clear 0 to 8 mph ESE 0%
Saturday 60°F Sunny 0 to 7 mph S 0%
Saturday Night 32°F Partly Cloudy 0 to 5 mph S 0%
Sunday 56°F Mostly Sunny 0 to 3 mph SW 0%
Sunday Night 32°F Partly Cloudy 0 to 5 mph SSE 0%
Monday 52°F Partly Sunny 0 to 3 mph SW 2%
Monday Night 32°F Partly Cloudy 0 to 3 mph SSE 2%
Tuesday 52°F Sunny then Slight Chance Light Rain 2 mph WSW 15%
Tuesday Night 32°F Slight Chance Light Rain 1 to 8 mph WSW 17%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Old Station, CA

Last spring frost
Jun 9
First fall frost
Sep 21
Growing season
102 days
Hardiness zone
7a

Explore more for Old Station, CA: full frost dates · planting calendar · California frost dates

Climate data from the nearest NOAA station, Manzanita Lake, Ca (12.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.