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Lompoc, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Lompoc, a city in Santa Barbara County, California.

Today
69°F
Patchy Fog then Partly Sunny
Patchy fog before 11am. Partly sunny, with a high near 69. West northwest wind 0 to 10 mph.

7-day forecast for Lompoc

WhenTempForecastWindPrecip
Today 69°F Patchy Fog then Partly Sunny 0 to 10 mph WNW 0%
Tonight 56°F Patchy Fog 0 to 10 mph NW 0%
Wednesday 68°F Patchy Fog then Partly Sunny 0 to 10 mph NW 0%
Wednesday Night 57°F Patchy Fog 5 to 10 mph NNW 0%
Thursday 68°F Patchy Fog then Mostly Sunny 0 to 15 mph NW 0%
Thursday Night 58°F Patchy Fog 0 to 15 mph NNW 0%
Friday 75°F Patchy Fog then Mostly Sunny 0 to 10 mph NW 0%
Friday Night 59°F Mostly Cloudy 0 to 10 mph NNW 0%
Saturday 79°F Mostly Sunny 0 to 15 mph WNW 0%
Saturday Night 60°F Mostly Cloudy 0 to 15 mph NNW 0%
Sunday 80°F Mostly Sunny 0 to 10 mph W 0%
Sunday Night 59°F Mostly Cloudy 0 to 10 mph NW 1%
Monday 78°F Mostly Sunny 0 to 10 mph WNW 1%
Monday Night 59°F Mostly Cloudy 0 to 10 mph NW 1%

Forecast source: National Weather Service (api.weather.gov) for Lompoc (34.663, -120.471). Updated through the day.

Growing snapshot for Lompoc

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

More local growing data for Lompoc: 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 Lompoc). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.