Wilton, CA Weather & Growing Conditions
Overnight
64°F
Clear
Clear, with a low around 64. South southeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Clear | 5 mph SSE | 0% |
| Tuesday | 100°F | Sunny | 3 to 10 mph SW | 0% |
| Tuesday Night | 61°F | Clear | 3 to 9 mph S | 0% |
| Wednesday | 99°F | Sunny | 3 to 9 mph SW | 0% |
| Wednesday Night | 60°F | Clear | 3 to 9 mph SW | 0% |
| Thursday | 99°F | Sunny | 3 to 9 mph WSW | 0% |
| Thursday Night | 61°F | Clear | 3 to 9 mph SW | 0% |
| Friday | 100°F | Sunny | 3 to 8 mph WSW | 0% |
| Friday Night | 63°F | Clear | 3 to 8 mph SW | 0% |
| Saturday | 101°F | Sunny | 3 to 8 mph WSW | 0% |
| Saturday Night | 64°F | Clear | 5 to 8 mph SW | 0% |
| Sunday | 98°F | Sunny | 3 to 9 mph WSW | 0% |
| Sunday Night | 61°F | Clear | 5 to 9 mph SW | 0% |
| Monday | 93°F | Sunny | 5 to 10 mph WSW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Wilton, CA
Last spring frost
Jan 12
First fall frost
Dec 16
Growing season
341 days
Hardiness zone
9b
Explore more for Wilton, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Sacramento 5 Ese, Ca (15.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.