Walnut Grove, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Walnut Grove, a community in Sacramento County, California.
Tonight
55°F
Clear
Clear. Low around 55, with temperatures rising to around 57 overnight. West southwest wind 3 to 8 mph.
7-day forecast for Walnut Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 55°F | Clear | 3 to 8 mph WSW | 0% |
| Saturday | 89°F | Sunny | 3 to 7 mph WSW | 0% |
| Saturday Night | 56°F | Partly Cloudy | 3 to 7 mph SW | 0% |
| Sunday | 83°F | Partly Sunny | 5 to 8 mph WSW | 0% |
| Sunday Night | 56°F | Mostly Cloudy | 6 to 9 mph WSW | 0% |
| Monday | 86°F | Sunny | 6 to 10 mph WSW | 0% |
| Monday Night | 55°F | Mostly Clear | 6 to 10 mph WSW | 0% |
| Tuesday | 88°F | Sunny | 7 mph WSW | 0% |
| Tuesday Night | 57°F | Clear | 2 to 7 mph WSW | 0% |
| Wednesday | 95°F | Sunny | 2 mph W | 0% |
| Wednesday Night | 61°F | Mostly Clear | 2 mph WSW | 0% |
| Thursday | 96°F | Sunny | 1 to 5 mph W | 0% |
| Thursday Night | 61°F | Mostly Clear | 6 mph WSW | 0% |
| Friday | 90°F | Sunny | 5 to 9 mph WSW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Walnut Grove (38.251, -121.535). Updated through the day.
Growing snapshot for Walnut Grove
Last spring frost
Feb 9
First fall frost
Dec 5
Growing season
301 days
Hardiness zone
9b
More local growing data for Walnut Grove: nearby ZIP 95680 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
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Climate data from the nearest NOAA station, Lodi, Ca (18.3 mi from Walnut Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.