Santa Barbara weather

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Usually in March
- 17
- 5
- 9
Weather by month
Now Today
- 21
- 8
5-day forecast

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The weather guide for Santa Barbara, California shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

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Which is the hottest month in Santa Barbara?

The hottest time of year in Santa Barbara is normally August. Expect maximum daytime temperatures to reach 25°C with low heat and humidity.

Which month has the most rain in Santa Barbara?

In terms of rainfall, January is usually the wettest month in Santa Barbara with 97mm on average. There are normally 6 days in January with some rain.

When is it sunniest in Santa Barbara?

The sunniest time of year in Santa Barbara is normally April with bright sunshine on average for 76% of daylight hours; that's 10 hours of sunshine per day.

When is the sea warmest in Santa Barbara?

The sea is usually at its warmest in Santa Barbara in August when the water temperature reaches 18°C.

Metric (°C / mm) | Imperial (°F / inches)

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Compare Santa Barbara weather with the USA

Below the Santa Barbara weather chart shows average maximum daytime temperature for Santa Barbara, California, USA and the USA (Washington).

Maximum daytime temperature (°C)

Santa Barbara, California, USA

USA (Washington)

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Metric (°C / mm) | Imperial (°F / inches)

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Where's hot in California right now?

Below are the temperatures expected today at popular destinations in California. Select a destination to compare today's forecast with average weather conditions.