Harman US

Dutch Flat, CA Weather & Growing Conditions

Overnight
40°F
Clear
Clear, with a low around 40. East northeast wind around 3 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 40°F Clear 3 mph ENE 0%
Wednesday 64°F Sunny 0 to 5 mph NW 1%
Wednesday Night 43°F Partly Cloudy 3 mph NE 1%
Thursday 69°F Sunny 0 to 3 mph NNE 0%
Thursday Night 46°F Clear 0 to 6 mph NE 0%
Friday 72°F Sunny 0 to 5 mph N 0%
Friday Night 49°F Mostly Clear 0 to 6 mph NE 0%
Saturday 73°F Sunny 0 to 3 mph N 0%
Saturday Night 50°F Mostly Clear 0 to 3 mph NE 0%
Sunday 73°F Sunny 2 mph N 0%
Sunday Night 50°F Partly Cloudy 0 to 3 mph NE 0%
Monday 70°F Mostly Sunny 2 mph ESE 1%
Monday Night 49°F Partly Cloudy 1 mph NE 1%
Tuesday 69°F Sunny then Slight Chance Light Rain 2 mph E 15%

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

Growing snapshot for Dutch Flat, CA

Last spring frost
Apr 3
First fall frost
Nov 24
Growing season
233 days
Hardiness zone
9a

Explore more for Dutch Flat, CA: full frost dates · planting calendar · California frost dates

Climate data from the nearest NOAA station, Colfax, Ca (6.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.