Harman US

Larkfield-Wikiup, CA Weather & Growing Conditions

Today
85°F
Areas Of Fog then Sunny
Areas of fog before 9am. Sunny. High near 85, with temperatures falling to around 82 in the afternoon. South wind 1 to 7 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 85°F Areas Of Fog then Sunny 1 to 7 mph S 0%
Tonight 53°F Mostly Cloudy then Patchy Fog 1 to 5 mph SSE 0%
Sunday 79°F Areas Of Fog then Mostly Cloudy 1 to 5 mph S 0%
Sunday Night 52°F Mostly Cloudy then Areas Of Fog 1 to 5 mph SW 0%
Monday 80°F Areas Of Fog then Mostly Sunny 1 to 7 mph SW 0%
Monday Night 51°F Areas Of Fog 1 to 7 mph SW 0%
Tuesday 82°F Areas Of Fog then Mostly Sunny 1 to 6 mph SSW 0%
Tuesday Night 52°F Mostly Clear then Patchy Fog 0 to 6 mph WSW 0%
Wednesday 89°F Areas Of Fog then Sunny 0 to 6 mph SSW 0%
Wednesday Night 56°F Partly Cloudy 0 to 6 mph WNW 0%
Thursday 90°F Mostly Sunny 0 to 7 mph SW 0%
Thursday Night 55°F Partly Cloudy 1 to 7 mph W 0%
Friday 84°F Mostly Sunny 1 to 7 mph W 1%
Friday Night 52°F Partly Cloudy 1 to 7 mph SSW 2%

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

Growing snapshot for Larkfield-Wikiup, CA

Last spring frost
Mar 2
First fall frost
Nov 20
Growing season
262 days
Hardiness zone
9a

Explore more for Larkfield-Wikiup, CA: full frost dates · planting calendar · California frost dates

Climate data from the nearest NOAA station, Santa Rosa Sonoma Co Ap, Ca (3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.