Isla Vista, CA Weather & Growing Conditions

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

Today

82°F

Mostly Sunny

Mostly sunny, with a high near 82. Southwest wind 5 to 10 mph.

7-day forecast for Isla Vista

When	Temp	Forecast	Wind	Precip
Today	82°F	Mostly Sunny	5 to 10 mph SW	0%
Tonight	60°F	Patchy Fog	5 to 10 mph NNE	0%
Sunday	80°F	Patchy Fog then Partly Sunny	5 to 10 mph SW	1%
Sunday Night	58°F	Patchy Fog	5 mph NNW	1%
Monday	73°F	Mostly Sunny	5 to 15 mph W	2%
Monday Night	60°F	Partly Cloudy	5 to 10 mph NW	2%
Tuesday	74°F	Sunny	5 to 10 mph WNW	0%
Tuesday Night	63°F	Mostly Clear	5 to 10 mph NNW	0%
Wednesday	76°F	Sunny	5 mph SSE	0%
Wednesday Night	64°F	Mostly Clear	5 mph NNE	0%
Thursday	75°F	Mostly Sunny	5 mph SSE	1%
Thursday Night	64°F	Partly Cloudy	0 to 5 mph SSE	2%
Friday	75°F	Mostly Sunny	5 to 10 mph SSE	2%
Friday Night	64°F	Partly Cloudy	5 to 10 mph SSE	3%

Forecast source: National Weather Service (api.weather.gov) for Isla Vista (34.412, -119.861). Updated through the day.

Growing snapshot for Isla Vista

Last spring frost

Jan 11

First fall frost

Dec 16

Growing season

342 days

Hardiness zone

10a

More local growing data for Isla Vista: nearby ZIP 93106 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Santa Barbara Muni Ap, Ca (0.8 mi from Isla Vista). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.