Harman US

Willow Creek, CA Weather & Growing Conditions

Today
97°F
Sunny
Sunny, with a high near 97. West southwest wind 2 to 12 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 97°F Sunny 2 to 12 mph WSW 0%
Tonight 71°F Mostly Clear 2 to 10 mph SSW 0%
Wednesday 94°F Sunny 3 to 12 mph W 0%
Wednesday Night 70°F Clear 2 to 7 mph N 0%
Thursday 93°F Sunny 1 to 6 mph SW 0%
Thursday Night 69°F Clear 3 mph N 0%
Friday 93°F Sunny 1 to 8 mph NNE 0%
Friday Night 69°F Clear 1 to 8 mph ENE 0%
Saturday 88°F Sunny 1 to 9 mph NW 0%
Saturday Night 64°F Clear 1 to 9 mph NNW 0%
Sunday 83°F Sunny 1 to 9 mph N 0%
Sunday Night 61°F Clear 1 to 9 mph NNW 0%
Monday 82°F Sunny 1 to 9 mph NNW 0%
Monday Night 59°F Clear 1 to 9 mph NE 0%

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

Growing snapshot for Willow Creek, CA

Last spring frost
Mar 8
First fall frost
Nov 30
Growing season
262 days
Hardiness zone
9a

Explore more for Willow Creek, CA: full frost dates · planting calendar · California frost dates

Climate data from the nearest NOAA station, Arcata Eureka Ap, Ca (23.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.