Benicia, CA Weather & Growing Conditions
Overnight
49°F
Mostly Clear
Mostly clear, with a low around 49. Northeast wind around 12 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 49°F | Mostly Clear | 12 mph NE | 0% |
| Wednesday | 65°F | Sunny | 5 to 9 mph WNW | 2% |
| Wednesday Night | 49°F | Mostly Cloudy | 8 mph W | 2% |
| Thursday | 68°F | Mostly Sunny | 6 mph WNW | 0% |
| Thursday Night | 49°F | Mostly Clear | 5 mph WNW | 0% |
| Friday | 68°F | Sunny | 5 mph NNE | 0% |
| Friday Night | 49°F | Mostly Clear | 5 mph WSW | 0% |
| Saturday | 70°F | Sunny | 1 to 9 mph ENE | 0% |
| Saturday Night | 51°F | Mostly Clear | 0 to 3 mph NW | 0% |
| Sunday | 71°F | Mostly Sunny | 1 to 6 mph NW | 0% |
| Sunday Night | 52°F | Partly Cloudy | 0 to 5 mph WSW | 0% |
| Monday | 69°F | Mostly Sunny | 5 mph WSW | 2% |
| Monday Night | 51°F | Partly Cloudy | 3 mph W | 2% |
| Tuesday | 70°F | Sunny | 1 to 5 mph WNW | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Benicia, CA
Last spring frost
Jan 17
First fall frost
Dec 27
Growing season
346 days
Hardiness zone
9b
Explore more for Benicia, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Vallejo, Ca (3.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.