Ben Lomond, CA Weather & Growing Conditions
Overnight
54°F
Mostly Cloudy
Mostly cloudy, with a low around 54. Wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Mostly Cloudy | 0 mph | 0% |
| Tuesday | 86°F | Haze then Mostly Sunny | 2 mph SSE | 0% |
| Tuesday Night | 54°F | Partly Cloudy | 1 mph SE | 0% |
| Wednesday | 85°F | Mostly Sunny | 2 mph SSW | 0% |
| Wednesday Night | 56°F | Mostly Clear | 1 mph WNW | 0% |
| Thursday | 87°F | Sunny | 2 mph W | 0% |
| Thursday Night | 58°F | Mostly Clear | 2 mph NW | 0% |
| Friday | 93°F | Sunny | 0 to 3 mph WNW | 0% |
| Friday Night | 59°F | Mostly Clear | 2 mph NW | 0% |
| Saturday | 91°F | Sunny | 2 mph WNW | 0% |
| Saturday Night | 59°F | Mostly Clear | 2 mph NW | 0% |
| Sunday | 88°F | Sunny | 0 to 3 mph W | 0% |
| Sunday Night | 55°F | Mostly Clear then Patchy Fog | 0 to 3 mph WNW | 0% |
| Monday | 82°F | Sunny | 0 to 3 mph WSW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Ben Lomond, CA
Last spring frost
Mar 25
First fall frost
Nov 11
Growing season
231 days
Hardiness zone
9b
Explore more for Ben Lomond, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Ben Lomond #4, Ca (1.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.