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Vandenberg AFB, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Vandenberg AFB, a community in Santa Barbara County, California.

This Afternoon
77°F
Patchy Fog
Patchy fog after 5pm. Mostly sunny, with a high near 77. Northwest wind 15 to 20 mph, with gusts as high as 25 mph.

7-day forecast for Vandenberg AFB

WhenTempForecastWindPrecip
This Afternoon 77°F Patchy Fog 15 to 20 mph NW 2%
Tonight 56°F Patchy Fog 5 to 15 mph NW 1%
Saturday 79°F Patchy Fog 5 to 15 mph NW 2%
Saturday Night 57°F Patchy Fog 0 to 10 mph NW 0%
Sunday 77°F Patchy Fog then Mostly Cloudy 0 to 10 mph WNW 1%
Sunday Night 58°F Patchy Fog 5 to 10 mph NW 1%
Monday 73°F Patchy Fog then Mostly Sunny 5 to 15 mph NW 1%
Monday Night 55°F Mostly Cloudy 5 to 15 mph NW 1%
Tuesday 74°F Mostly Sunny 5 to 15 mph NW 0%
Tuesday Night 55°F Partly Cloudy 0 to 10 mph NNW 0%
Wednesday 84°F Sunny 0 to 10 mph NW 0%
Wednesday Night 58°F Partly Cloudy 0 to 5 mph N 0%
Thursday 86°F Mostly Sunny 0 to 10 mph SW 1%
Thursday Night 59°F Partly Cloudy 0 to 10 mph N 1%

Forecast source: National Weather Service (api.weather.gov) for Vandenberg AFB (34.728, -120.506). Updated through the day.

Growing snapshot for Vandenberg AFB

Last spring frost
Jan 20
First fall frost
Dec 19
Growing season
335 days
Hardiness zone
10a

More local growing data for Vandenberg AFB: nearby ZIP 93437 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Lompoc, Ca (8.1 mi from Vandenberg AFB). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.