Santa Monica weather in May 2021

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  • 23°C maximum daytime temperature in May in Santa Monica23
    23°C max day temperature
  • 9 hours of sunshine per day
  • 1 day with some rainfall in May in Santa Monica1
    1 day with some rainfall
  • 13°C minimum night-time temperature in May in Santa Monica13
    13°C min night temperature
  • 14 hours of daylight per day in May in Santa Monica14
    14 hours of daylight per day
  • No heat & humidity in May in Santa Monica0
    No heat & humidity
  • 5 mm monthly rainfall in May in Santa Monica5
    5 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in May in Santa Monica9
    9 (Very High) UV index
  • 15°C sea temperature in May in Santa Monica15
    15°C sea temperature

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The May weather guide for Santa Monica, 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 Monica in May?

Daytime temperatures usually reach 23°C in Santa Monica in May, falling to 13°C at night.

How sunny is it in Santa Monica in May?

There are normally 9 hours of bright sunshine each day in Santa Monica in May - that's 65% of daylight hours.

How warm is the sea around Santa Monica in May?

The average sea temperature around Santa Monica in May is 15°C.

Does it ever rain in Santa Monica in May?

There is usually 1 day with some rain in Santa Monica in May and the average monthly rainfall is 5mm.

Santa Monica sunrise & sunset times for May 2021

Browse the sunrise & sunset times for Santa Monica in May 2021. Select a month to view Santa Monica sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st May 2021 06:04 19:38
Sunday, 16th May 2021 05:52 19:50
Monday, 31st May 2021 05:44 20:00
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Metric (°C / mm)  |  Imperial (°F / inches)

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Where is hot in California in May for 2021/2022?

Below are average maximum temperatures at popular destinations in California in May. Select a destination to see more weather parameters.

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