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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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.