Los Angeles weather in September 2021

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  • 28°C maximum daytime temperature in September in Los Angeles28
    28°C max day temperature
  • 9 hours of sunshine per day
  • 2 days with some rainfall in September in Los Angeles2
    2 days with some rainfall
  • 17°C minimum night-time temperature in September in Los Angeles17
    17°C min night temperature
  • 12 hours of daylight per day in September in Los Angeles12
    12 hours of daylight per day
  • Moderate heat & humidity in September in Los AngelesM
    Moderate heat & humidity
  • 9 mm monthly rainfall in September in Los Angeles9
    9 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in September in Los Angeles8
    8 (Very High) UV index

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The September weather guide for Los Angeles, 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 Los Angeles in September?

Daytime temperatures usually reach 28°C in Los Angeles in September with moderate heat and humidity, falling to 17°C at night.

How sunny is it in Los Angeles in September?

There are normally 9 hours of bright sunshine each day in Los Angeles in September - that's 75% of daylight hours.

Does it ever rain in Los Angeles in September?

There are usually 2 days with some rain in Los Angeles in September and the average monthly rainfall is 9mm.

Los Angeles sunrise & sunset times for September 2021

Browse the sunrise & sunset times for Los Angeles in September 2021. Select a month to view Los Angeles sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st September 2021 06:27 19:18
Wednesday, 15th September 2021 06:36 18:59
Thursday, 30th September 2021 06:47 18:38
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Metric (°C / mm)  |  Imperial (°F / inches)

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

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

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