Larkfield-Wikiup, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Larkfield-Wikiup, a community in Sonoma County, California.
Overnight
44°F
Mostly Clear
Mostly clear, with a low around 44. North northeast wind around 5 mph.
7-day forecast for Larkfield-Wikiup
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 44°F | Mostly Clear | 5 mph NNE | 0% |
| Wednesday | 68°F | Patchy Fog then Sunny | 2 to 7 mph NW | 2% |
| Wednesday Night | 44°F | Mostly Cloudy | 2 to 7 mph NNW | 2% |
| Thursday | 72°F | Mostly Sunny | 2 mph WNW | 0% |
| Thursday Night | 44°F | Mostly Clear | 2 mph NNW | 0% |
| Friday | 73°F | Sunny | 2 mph NW | 0% |
| Friday Night | 45°F | Mostly Clear | 0 mph | 0% |
| Saturday | 75°F | Sunny | 0 to 3 mph SE | 0% |
| Saturday Night | 46°F | Mostly Clear | 0 to 3 mph NNW | 0% |
| Sunday | 74°F | Mostly Sunny | 1 mph W | 0% |
| Sunday Night | 47°F | Partly Cloudy | 1 mph NW | 0% |
| Monday | 72°F | Partly Sunny | 2 mph WNW | 2% |
| Monday Night | 46°F | Partly Cloudy | 2 mph NW | 2% |
| Tuesday | 72°F | Sunny then Slight Chance Light Rain | 3 mph WNW | 15% |
Forecast source: National Weather Service (api.weather.gov) for Larkfield-Wikiup (38.513, -122.754). Updated through the day.
Growing snapshot for Larkfield-Wikiup
Last spring frost
Mar 2
First fall frost
Nov 20
Growing season
262 days
Hardiness zone
9a
More local growing data for Larkfield-Wikiup: nearby ZIP 95403 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Santa Rosa Sonoma Co Ap, Ca (3 mi from Larkfield-Wikiup). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.