Santa Monica weather in April 2026

Expect daytime maximum temperatures of 21°C in Santa Monica, California in April based on long-term weather averages. There are 10 hours of sunshine per day on average.

  • 21°C maximum daytime temperature in April in Santa Monica21
    21°C max day temperature
  • 10 hours of sunshine per day
  • 3 days with some rainfall in April in Santa Monica3
    3 days with some rainfall
  • 11°C minimum night-time temperature in April in Santa Monica11
    11°C min night temperature
  • 13 hours of daylight per day in April in Santa Monica13
    13 hours of daylight per day
  • No heat & humidity in April in Santa Monica0
    No heat & humidity
  • 30 mm monthly rainfall in April in Santa Monica30
    30 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in April in Santa Monica8
    8 (Very High) UV index
  • 14°C sea temperature in April in Santa Monica14
    14°C sea temperature

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The April 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 April?

Daytime temperatures usually reach 21°C in Santa Monica in April, falling to 11°C at night.

How sunny is it in Santa Monica in April?

There are normally 10 hours of bright sunshine each day in Santa Monica in April - that's 76% of daylight hours.

How warm is the sea around Santa Monica in April?

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

Does it ever rain in Santa Monica in April?

There are usually 3 days with some rain in Santa Monica in April and the average monthly rainfall is 30mm.

Santa Monica April sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st April 2026 05:41 18:15
Wednesday, 15th April 2026 05:23 18:26
Thursday, 30th April 2026 05:06 18:37

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