Death Valley weather in September 2023

  • 40°C maximum daytime temperature in September in Death Valley40
    40°C max day temperature
  • 11 hours of sunshine per day
  • 1 day with some rainfall in September in Death Valley1
    1 day with some rainfall
  • 24°C minimum night-time temperature in September in Death Valley24
    24°C min night temperature
  • 12 hours of daylight per day in September in Death Valley12
    12 hours of daylight per day
  • Very high heat & humidity in September in Death ValleyVH
    Very High heat & humidity
  • 4 mm monthly rainfall in September in Death Valley4
    4 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in September in Death Valley8
    8 (Very High) UV index

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The September weather guide for California (Death Valley) 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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Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Death Valley in September?

Daytime temperatures usually reach 40°C in Death Valley in September with very high heat and humidity, falling to 24°C at night.

How sunny is it in Death Valley in September?

There are normally 11 hours of bright sunshine each day in Death Valley in September - that's 91% of daylight hours.

Does it ever rain in Death Valley in September?

There is usually 1 day with some rain in Death Valley in September and the average monthly rainfall is 4mm.

Death Valley September sunrise & sunset times

Browse the sunrise and sunset times for Death Valley in September 2023. Select a month to view Death Valley sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st September 2023 06:19 19:16
Friday, 15th September 2023 06:30 18:55
Saturday, 30th September 2023 06:42 18:33

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