Robinson Mill, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Robinson Mill, a community in Butte County, California.
This Afternoon
54°F
Chance Light Rain
A chance of rain before 5pm, then patchy fog and a slight chance of rain. Mostly cloudy. High near 54, with temperatures falling to around 49 in the afternoon. Southeast wind 1 to 6 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Robinson Mill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 54°F | Chance Light Rain | 1 to 6 mph SE | 50% |
| Tonight | 41°F | Patchy Fog then Partly Cloudy | 1 to 6 mph ENE | 13% |
| Wednesday | 62°F | Sunny | 1 to 7 mph NNW | 0% |
| Wednesday Night | 45°F | Partly Cloudy | 2 to 6 mph NNE | 0% |
| Thursday | 66°F | Sunny | 1 to 6 mph NW | 0% |
| Thursday Night | 47°F | Mostly Clear | 1 to 6 mph NNW | 0% |
| Friday | 68°F | Sunny | 0 to 6 mph NNW | 0% |
| Friday Night | 49°F | Mostly Clear | 0 to 5 mph ESE | 0% |
| Saturday | 69°F | Sunny | 0 to 6 mph WNW | 0% |
| Saturday Night | 49°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Sunday | 69°F | Mostly Sunny | 0 to 5 mph N | 0% |
| Sunday Night | 51°F | Partly Cloudy | 0 to 3 mph NE | 0% |
| Monday | 67°F | Mostly Sunny | 0 to 3 mph SSE | 5% |
| Monday Night | 50°F | Partly Cloudy | 0 to 3 mph ESE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Robinson Mill (39.486, -121.320). Updated through the day.
Growing snapshot for Robinson Mill
Last spring frost
May 4
First fall frost
Oct 30
Growing season
174 days
Hardiness zone
9a
More local growing data for Robinson Mill: nearby ZIP 95941 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Strawberry Valley, Ca (9.4 mi from Robinson Mill). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.