Redwood Valley, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Redwood Valley, a community in Mendocino County, California.
Today
66°F
Patchy Fog then Partly Sunny
Patchy fog before 10am. Partly sunny. High near 66, with temperatures falling to around 61 in the afternoon. Northwest wind 1 to 10 mph, with gusts as high as 21 mph.
7-day forecast for Redwood Valley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 66°F | Patchy Fog then Partly Sunny | 1 to 10 mph NW | 2% |
| Tonight | 41°F | Partly Cloudy then Patchy Fog | 0 to 9 mph WSW | 2% |
| Thursday | 73°F | Patchy Fog then Sunny | 0 to 5 mph NW | 0% |
| Thursday Night | 42°F | Mostly Clear | 0 to 5 mph N | 0% |
| Friday | 75°F | Sunny | 0 to 3 mph N | 0% |
| Friday Night | 43°F | Mostly Clear | 3 mph NNE | 0% |
| Saturday | 77°F | Sunny | 3 mph SSW | 0% |
| Saturday Night | 42°F | Partly Cloudy then Patchy Fog | 3 mph NW | 0% |
| Sunday | 72°F | Patchy Fog then Mostly Sunny | 0 to 3 mph N | 0% |
| Sunday Night | 44°F | Mostly Cloudy | 0 to 3 mph N | 1% |
| Monday | 69°F | Partly Sunny | 0 to 5 mph WNW | 4% |
| Monday Night | 42°F | Partly Cloudy then Patchy Fog | 1 to 5 mph N | 4% |
| Tuesday | 71°F | Slight Chance Light Rain | 1 to 5 mph S | 15% |
| Tuesday Night | 44°F | Chance Light Rain | 2 to 8 mph NE | 29% |
Forecast source: National Weather Service (api.weather.gov) for Redwood Valley (39.269, -123.203). Updated through the day.
Growing snapshot for Redwood Valley
Last spring frost
Apr 8
First fall frost
Nov 6
Growing season
211 days
Hardiness zone
9a
More local growing data for Redwood Valley: nearby ZIP 95470 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Potter Valley Powerhouse, Ca (7.3 mi from Redwood Valley). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.