Santa Monica weather in March 2026

Expect daytime maximum temperatures of 20°C in Santa Monica, California in March based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 54 mm of rainfall in the month.

  • 20°C maximum daytime temperature in March in Santa Monica20
    20°C max day temperature
  • 8 hours of sunshine per day
  • 6 days with some rainfall in March in Santa Monica6
    6 days with some rainfall
  • 9°C minimum night-time temperature in March in Santa Monica9
    9°C min night temperature
  • 12 hours of daylight per day in March in Santa Monica12
    12 hours of daylight per day
  • No heat & humidity in March in Santa Monica0
    No heat & humidity
  • 54 mm monthly rainfall in March in Santa Monica54
    54 mm of monthly rainfall
  • UV (maximum) index 6 (High) in March in Santa Monica6
    6 (High) UV index
  • 14°C sea temperature in March in Santa Monica14
    14°C sea temperature

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The March weather guide for California (Santa Monica) 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 hot is it in Santa Monica in March?

Daytime temperatures usually reach 20°C in Santa Monica in March, falling to 9°C at night.

How sunny is it in Santa Monica in March?

There are normally 8 hours of bright sunshine each day in Santa Monica in March - that's 70% of daylight hours.

How warm is the sea around Santa Monica in March?

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

Does it rain in Santa Monica in March?

There are usually 6 days with some rain in Santa Monica in March and the average monthly rainfall is 54mm.

Santa Monica March sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st March 2026 06:22 17:51
Monday, 16th March 2026 06:03 18:03
Tuesday, 31st March 2026 05:42 18:14

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