Walnut Grove, CA Weather & Growing Conditions
Overnight
56°F
Clear
Clear. Low around 56, with temperatures rising to around 58 overnight. Southwest wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 56°F | Clear | 6 mph SW | 0% |
| Saturday | 89°F | Sunny | 7 mph WSW | 0% |
| Saturday Night | 57°F | Partly Cloudy | 5 to 8 mph SW | 0% |
| Sunday | 82°F | Partly Sunny | 8 mph SW | 0% |
| Sunday Night | 55°F | Mostly Cloudy | 9 mph WSW | 0% |
| Monday | 85°F | Sunny | 8 to 12 mph WSW | 0% |
| Monday Night | 55°F | Mostly Clear | 7 to 10 mph WSW | 0% |
| Tuesday | 86°F | Sunny | 8 mph WSW | 0% |
| Tuesday Night | 56°F | Mostly Clear | 3 to 8 mph WSW | 0% |
| Wednesday | 93°F | Sunny | 3 mph W | 0% |
| Wednesday Night | 60°F | Mostly Clear | 2 mph WSW | 0% |
| Thursday | 95°F | Sunny | 2 to 6 mph W | 0% |
| Thursday Night | 60°F | Mostly Clear | 6 mph WSW | 0% |
| Friday | 88°F | Sunny | 6 to 10 mph WSW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Walnut Grove, CA
Last spring frost
Feb 9
First fall frost
Dec 5
Growing season
301 days
Hardiness zone
9b
Explore more for Walnut Grove, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Lodi, Ca (18.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.