Rackerby, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rackerby, a community in Yuba County, California.
Tonight
41°F
Patchy Fog then Haze
Patchy fog before 7pm, then haze and areas of fog between 7pm and 2am. Partly cloudy. Low around 41, with temperatures rising to around 43 overnight. North northeast wind 0 to 5 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Rackerby
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 41°F | Patchy Fog then Haze | 0 to 5 mph NNE | 11% |
| Wednesday | 67°F | Sunny | 2 to 6 mph NNW | 0% |
| Wednesday Night | 42°F | Partly Cloudy | 3 mph NE | 0% |
| Thursday | 70°F | Sunny | 5 mph WNW | 0% |
| Thursday Night | 46°F | Mostly Clear | 3 mph NE | 0% |
| Friday | 72°F | Sunny | 3 mph W | 0% |
| Friday Night | 48°F | Mostly Clear | 3 mph ENE | 0% |
| Saturday | 74°F | Sunny | 1 to 5 mph SSW | 0% |
| Saturday Night | 49°F | Mostly Clear | 3 mph E | 0% |
| Sunday | 74°F | Mostly Sunny | 3 mph NNW | 0% |
| Sunday Night | 50°F | Partly Cloudy | 2 mph N | 0% |
| Monday | 72°F | Mostly Sunny | 3 mph SSE | 5% |
| Monday Night | 49°F | Partly Cloudy | 2 mph ENE | 5% |
| Tuesday | 72°F | Mostly Sunny | 3 mph SSW | 13% |
Forecast source: National Weather Service (api.weather.gov) for Rackerby (39.426, -121.354). Updated through the day.
Growing snapshot for Rackerby
Last spring frost
Apr 1
First fall frost
Nov 17
Growing season
229 days
Hardiness zone
9b
More local growing data for Rackerby: nearby ZIP 95972 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Beale AFB
Camptonville
Challenge-Brownsville
Dobbins
Linda
Loma Rica
Marysville
North San Juan
Olivehurst
Plumas Lake
Smartsville
Wheatland
Climate data from the nearest NOAA station, Dobbins 1 S, Ca (8.6 mi from Rackerby). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.