Laguna Beach weather in September 2025

Expect 26°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Laguna Beach in September. Check more long-term weather averages for Laguna Beach in September before you book your next holiday to California in 2025/2026.

  • 26°C maximum daytime temperature in September in Laguna Beach26
    26°C max day temperature
  • 9 hours of sunshine per day
  • 1 day with some rainfall in September in Laguna Beach1
    1 day with some rainfall
  • 15°C minimum night-time temperature in September in Laguna Beach15
    15°C min night temperature
  • 12 hours of daylight per day in September in Laguna Beach12
    12 hours of daylight per day
  • Low heat & humidity in September in Laguna BeachL
    Low heat & humidity
  • 5 mm monthly rainfall in September in Laguna Beach5
    5 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in September in Laguna Beach8
    8 (Very High) UV index
  • 20°C sea temperature in September in Laguna Beach20
    20°C sea temperature

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The September weather guide for California (Laguna 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 Laguna Beach in September?

Daytime temperatures usually reach 26°C in Laguna Beach in September with low heat and humidity, falling to 15°C at night.

How sunny is it in Laguna Beach in September?

There are normally 9 hours of bright sunshine each day in Laguna Beach in September - that's 73% of daylight hours.

How warm is the sea around Laguna Beach in September?

The average sea temperature around Laguna Beach in September is 20°C.

Does it ever rain in Laguna Beach in September?

There is usually 1 day with some rain in Laguna Beach in September and the average monthly rainfall is 5mm.

Laguna Beach September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:25 18:16
Monday, 15th September 2025 05:35 17:57
Tuesday, 30th September 2025 05:45 17:36

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