Death Valley weather in August 2025

Expect daytime maximum temperatures of 111°F in Death Valley, California in August and extreme heat and humidity based on long-term weather averages. There are 12 hours of sunshine per day on average.

  • 111°F maximum daytime temperature in August in Death Valley111
    111°F max day temperature
  • 12 hours of sunshine per day
  • 1 day with some rainfall in August in Death Valley1
    1 day with some rainfall
  • 84°F minimum night-time temperature in August in Death Valley84
    84°F min night temperature
  • 13 hours of daylight per day in August in Death Valley13
    13 hours of daylight per day
  • Extreme heat & humidity in August in Death ValleyE
    Extreme heat & humidity
  • 0.1 inches monthly rainfall in August in Death Valley0.1
    0.1 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in August in Death Valley10
    10 (Very High) UV index

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The August 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.

Metric (°C)  |  Imperial (°F)

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How hot is it in Death Valley in August?

Daytime temperatures usually reach 111°F in Death Valley in August with extreme heat and humidity, falling to 84°F at night.

How sunny is it in Death Valley in August?

There are normally 12 hours of bright sunshine each day in Death Valley in August - that's 92% of daylight hours.

Does it ever rain in Death Valley in August?

There is usually 1 day with some rain in Death Valley in August and the average monthly rainfall is 0.1 inches.

Death Valley August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:54 18:53
Saturday, 16th August 2025 05:06 18:36
Sunday, 31st August 2025 05:18 18:16

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