Santa Barbara weather in March 2026

Expect daytime maximum temperatures of 17°C in Santa Barbara, California in March based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 78 mm of rainfall in the month.

  • 17°C maximum daytime temperature in March in Santa Barbara17
    17°C max day temperature
  • 9 hours of sunshine per day
  • 7 days with some rainfall in March in Santa Barbara7
    7 days with some rainfall
  • 5°C minimum night-time temperature in March in Santa Barbara5
    5°C min night temperature
  • 12 hours of daylight per day in March in Santa Barbara12
    12 hours of daylight per day
  • No heat & humidity in March in Santa Barbara0
    No heat & humidity
  • 78 mm monthly rainfall in March in Santa Barbara78
    78 mm of monthly rainfall
  • UV (maximum) index 6 (High) in March in Santa Barbara6
    6 (High) UV index
  • 14°C sea temperature in March in Santa Barbara14
    14°C sea temperature

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The March weather guide for California (Santa Barbara) 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.

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

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More about California

How warm is it in Santa Barbara in March?

Daytime temperatures usually reach 17°C in Santa Barbara in March, falling to 5°C at night.

How sunny is it in Santa Barbara in March?

There are normally 9 hours of bright sunshine each day in Santa Barbara in March - that's 71% of daylight hours.

How warm is the sea around Santa Barbara in March?

The average sea temperature around Santa Barbara in March is 14°C.

Does it rain in Santa Barbara in March?

There are usually 7 days with some rain in Santa Barbara in March and the average monthly rainfall is 78mm.

Santa Barbara March sunrise & sunset times

Browse the sunrise and sunset times for Santa Barbara in March 2026. Select a month to view Santa Barbara sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st March 2026 06:27 17:55
Monday, 16th March 2026 06:08 18:07
Tuesday, 31st March 2026 05:47 18:19

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