Santa Barbara weather in September 2021

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  • 25°C maximum daytime temperature in September in Santa Barbara25
    25°C max day temperature
  • 9 hours of sunshine per day
  • 2 days with some rainfall in September in Santa Barbara2
    2 days with some rainfall
  • 12°C minimum night-time temperature in September in Santa Barbara12
    12°C min night temperature
  • 12 hours of daylight per day in September in Santa Barbara12
    12 hours of daylight per day
  • No heat & humidity in September in Santa Barbara0
    No heat & humidity
  • 7 mm monthly rainfall in September in Santa Barbara7
    7 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in September in Santa Barbara8
    8 (Very High) UV index
  • 18°C sea temperature in September in Santa Barbara18
    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)

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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.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st September 2021 06:32 19:24
Wednesday, 15th September 2021 06:42 19:05
Thursday, 30th September 2021 06:53 18:44
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