Long Beach weather in May 2025

Expect 22°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Long Beach in May. Check more long-term weather averages for Long Beach in May before you book your next holiday to California in 2025/2026.

  • 22°C maximum daytime temperature in May in Long Beach22
    22°C max day temperature
  • 9 hours of sunshine per day
  • 1 day with some rainfall in May in Long Beach1
    1 day with some rainfall
  • 13°C minimum night-time temperature in May in Long Beach13
    13°C min night temperature
  • 14 hours of daylight per day in May in Long Beach14
    14 hours of daylight per day
  • No heat & humidity in May in Long Beach0
    No heat & humidity
  • 4 mm monthly rainfall in May in Long Beach4
    4 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in May in Long Beach9
    9 (Very High) UV index
  • 16°C sea temperature in May in Long Beach16
    16°C sea temperature

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The May weather guide for California (Long Beach) 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 Long Beach in May?

Daytime temperatures usually reach 22°C in Long Beach in May, falling to 13°C at night.

How sunny is it in Long Beach in May?

There are normally 9 hours of bright sunshine each day in Long Beach in May - that's 64% of daylight hours.

How warm is the sea around Long Beach in May?

The average sea temperature around Long Beach in May is 16°C.

Does it ever rain in Long Beach in May?

There is usually 1 day with some rain in Long Beach in May and the average monthly rainfall is 4mm.

Long Beach May sunrise & sunset times

Browse the sunrise and sunset times for Long Beach in May 2025. Select a month to view Long Beach sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:03 18:36
Friday, 16th May 2025 04:51 18:48
Saturday, 31st May 2025 04:43 18:58

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