Harman US

Hopland, CA Weather & Growing Conditions

Today
86°F
Sunny
Sunny, with a high near 86. West northwest wind 1 to 8 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 86°F Sunny 1 to 8 mph WNW 0%
Tonight 55°F Mostly Cloudy 3 to 8 mph NW 0%
Sunday 83°F Mostly Cloudy 5 mph W 0%
Sunday Night 55°F Mostly Cloudy 5 mph NW 0%
Monday 85°F Sunny 2 to 6 mph WNW 0%
Monday Night 55°F Mostly Clear 2 to 6 mph NW 0%
Tuesday 86°F Sunny 2 to 6 mph W 0%
Tuesday Night 56°F Mostly Clear 6 mph NNW 0%
Wednesday 89°F Sunny 2 to 6 mph WNW 0%
Wednesday Night 60°F Mostly Clear 2 to 6 mph NNW 0%
Thursday 89°F Sunny 6 mph WNW 0%
Thursday Night 57°F Partly Cloudy 6 mph WNW 1%
Friday 83°F Mostly Sunny 3 to 7 mph NW 1%
Friday Night 54°F Partly Cloudy 2 to 7 mph WNW 3%

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

Growing snapshot for Hopland, CA

Last spring frost
Feb 25
First fall frost
Dec 3
Growing season
279 days
Hardiness zone
9b

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

Climate data from the nearest NOAA station, Cloverdale, Ca (11.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.