Isla Vista Weather in October

What's the weather like in Isla Vista (California) in October 2025?

The climate in Isla Vista during October can be summarized as mild and dry.

October is in the fall / autumn in Isla Vista and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 23°C (73°F), whilst at night 10°C (49°F) is normal.

Isla Vista weather averages (imperial / metric)
Daytime temperature 22.6°C 72.6°F
Nightly temperature 9.5°C 49°F
Average temperature 16°C 60.8°F
Daily sunshine 8.7 hrs
Avg rainfall 12 mm 0.5 ins
Rainy days 2 days
Sea temperature 17.1°C 62.8°F
Humidity 72%
Windspeed 10.1kph 6 mph

On average October is the 6th driest month of the year in Isla Vista with around 12mm 0.5 inches of rain making it a dry time to visit. This rainfall is typically spread over 2 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.7 hours of sunshine per day.

October temperatures in Isla Vista

Isla Vista average temperature in October

October rainfall

Isla Vista average rain in October

October hourly sunshine

Isla Vista average rain in October

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Isla Vista in October 2025.

Other monthly averages

Best places to visit in October

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Isla Vista weather stats

Isla Vista weather statistics
Hottest month: August 23.6°C 74.5°F
Driest month: June 2mm 0.1ins
Sunniest month: April 10.7hrs
Coldest month: January 16.9°C 62.4°F
Wettest month: January 91mm 3.6ins
Map showing location of Isla Vista (34.41333, -119.86097) Isla Vista map pin © Google

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