North San Juan, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for North San Juan, a community in Yuba County, California.
Today
68°F
Sunny
Sunny. High near 68, with temperatures falling to around 60 in the afternoon. West northwest wind 0 to 3 mph.
7-day forecast for North San Juan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 68°F | Sunny | 0 to 3 mph WNW | 1% |
| Tonight | 41°F | Partly Cloudy | 3 mph ENE | 1% |
| Thursday | 73°F | Sunny | 3 mph N | 0% |
| Thursday Night | 43°F | Mostly Clear | 1 to 5 mph N | 0% |
| Friday | 75°F | Sunny | 0 to 5 mph NNW | 0% |
| Friday Night | 45°F | Mostly Clear | 0 to 5 mph ESE | 0% |
| Saturday | 76°F | Sunny | 0 to 5 mph N | 0% |
| Saturday Night | 45°F | Mostly Clear | 0 to 3 mph NNE | 0% |
| Sunday | 75°F | Sunny | 0 to 3 mph N | 0% |
| Sunday Night | 46°F | Partly Cloudy | 0 to 3 mph NE | 0% |
| Monday | 72°F | Mostly Sunny | 2 mph NE | 1% |
| Monday Night | 45°F | Partly Cloudy | 2 mph NE | 1% |
| Tuesday | 72°F | Sunny then Slight Chance Light Rain | 2 mph E | 15% |
| Tuesday Night | 46°F | Slight Chance Light Rain | 0 to 3 mph ESE | 16% |
Forecast source: National Weather Service (api.weather.gov) for North San Juan (39.372, -121.106). Updated through the day.
Growing snapshot for North San Juan
Last spring frost
Apr 1
First fall frost
Nov 17
Growing season
229 days
Hardiness zone
9a
More local growing data for North San Juan: nearby ZIP 95935 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Beale AFB
Camptonville
Challenge-Brownsville
Dobbins
Linda
Loma Rica
Marysville
Olivehurst
Plumas Lake
Rackerby
Smartsville
Wheatland
Climate data from the nearest NOAA station, Dobbins 1 S, Ca (1.6 mi from North San Juan). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.