Isla Vista Weather in January

The climate in Isla Vista during January can be summarized as mild and a little damp.

January is in the winter in Isla Vista and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 17°C (63°F), whilst at night 4°C (39°F) is normal.

On average January is the wettest month of the year in Isla Vista with around 91mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.8 hours of sunshine per day.

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 January 2025.