Colfax, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Colfax, a city in Placer County, California.
Tonight
40°F
Patchy Fog
Patchy fog before 2am. Mostly clear, with a low around 40. Northeast wind around 3 mph.
7-day forecast for Colfax
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 40°F | Patchy Fog | 3 mph NE | 1% |
| Wednesday | 63°F | Sunny | 0 to 5 mph NNW | 1% |
| Wednesday Night | 42°F | Partly Cloudy | 3 mph NNE | 1% |
| Thursday | 67°F | Sunny | 3 mph NW | 0% |
| Thursday Night | 44°F | Clear | 1 to 5 mph N | 0% |
| Friday | 69°F | Sunny | 0 to 3 mph S | 0% |
| Friday Night | 46°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Saturday | 72°F | Sunny | 0 to 3 mph SSE | 0% |
| Saturday Night | 48°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Sunday | 72°F | Sunny | 0 to 3 mph N | 0% |
| Sunday Night | 48°F | Partly Cloudy | 0 to 5 mph NE | 0% |
| Monday | 70°F | Mostly Sunny | 0 to 3 mph NNE | 1% |
| Monday Night | 47°F | Partly Cloudy | 2 mph NE | 1% |
| Tuesday | 69°F | Sunny then Slight Chance Light Rain | 0 to 3 mph N | 15% |
Forecast source: National Weather Service (api.weather.gov) for Colfax (39.094, -120.953). Updated through the day.
Growing snapshot for Colfax
Last spring frost
Apr 3
First fall frost
Nov 24
Growing season
233 days
Hardiness zone
9a
More local growing data for Colfax: nearby ZIP 95713 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Colfax, Ca (1.1 mi from Colfax). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.