Santa Barbara weather in September 2021

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25
25°C max day temperature
9
9 hours of sunshine per day
2
2 days with some rainfall
12
12°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
7
7 mm of monthly rainfall
8
8 (Very High) UV index
18
18°C sea temperature

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The September weather guide for Santa Barbara, California shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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How hot is it in Santa Barbara in September?

Daytime temperatures usually reach 25°C in Santa Barbara in September with no heat and humidity, falling to 12°C at night.

How sunny is it in Santa Barbara in September?

There are normally 9 hours of bright sunshine each day in Santa Barbara in September - that's 74% of daylight hours.

How warm is the sea around Santa Barbara in September?

The average sea temperature around Santa Barbara in September is 18°C.

Does it ever rain in Santa Barbara in September?

There are usually 2 days with some rain in Santa Barbara in September and the average monthly rainfall is 7mm.

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

Santa Barbara sunrise & sunset times for September 2021

Browse the sunrise and sunset times for Santa Barbara in September 2021. Select a month to view Santa Barbara sunrise & sunset times for the next 12 months.

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