Benicia, CA Weather & Growing Conditions
Today
83°F
Sunny
Sunny. High near 83, with temperatures falling to around 81 in the afternoon. West southwest wind around 15 mph, with gusts as high as 21 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 15 mph WSW | 0% |
| Tonight | 58°F | Patchy Smoke | 17 mph WSW | 0% |
| Wednesday | 82°F | Sunny | 13 to 16 mph WSW | 0% |
| Wednesday Night | 57°F | Mostly Clear | 16 mph WSW | 0% |
| Thursday | 83°F | Sunny | 12 to 16 mph WSW | 0% |
| Thursday Night | 58°F | Mostly Clear | 16 mph WSW | 0% |
| Friday | 86°F | Sunny | 10 to 15 mph WSW | 0% |
| Friday Night | 60°F | Mostly Clear | 15 mph WSW | 0% |
| Saturday | 90°F | Sunny | 9 to 14 mph WSW | 0% |
| Saturday Night | 61°F | Mostly Clear | 12 to 15 mph WSW | 0% |
| Sunday | 86°F | Sunny | 12 to 15 mph SW | 0% |
| Sunday Night | 58°F | Mostly Clear | 17 mph SW | 0% |
| Monday | 79°F | Sunny | 17 mph SW | 0% |
| Monday Night | 57°F | Mostly Clear | 17 mph WSW | 0% |
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 Aug 4, 2026.