Long Beach weather in August 2025

Expect 28°C daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Long Beach in August. Check more long-term weather averages for Long Beach in August before you book your next holiday to California in 2025/2026.

  • 28°C maximum daytime temperature in August in Long Beach28
    28°C max day temperature
  • 11 hours of sunshine per day
  • 1 day with some rainfall in August in Long Beach1
    1 day with some rainfall
  • 18°C minimum night-time temperature in August in Long Beach18
    18°C min night temperature
  • 13 hours of daylight per day in August in Long Beach13
    13 hours of daylight per day
  • Moderate heat & humidity in August in Long BeachM
    Moderate heat & humidity
  • 1 mm monthly rainfall in August in Long Beach1
    1 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in August in Long Beach10
    10 (Very High) UV index
  • 20°C sea temperature in August in Long Beach20
    20°C sea temperature

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The August 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 August?

Daytime temperatures usually reach 28°C in Long Beach in August with moderate heat and humidity, falling to 18°C at night.

How sunny is it in Long Beach in August?

There are normally 11 hours of bright sunshine each day in Long Beach in August - that's 80% of daylight hours.

How warm is the sea around Long Beach in August?

The average sea temperature around Long Beach in August is 20°C.

Does it ever rain in Long Beach in August?

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

Long Beach August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:05 18:53
Saturday, 16th August 2025 05:16 18:38
Sunday, 31st August 2025 05:26 18:19

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