Monument Valley weather in August 2025

Expect 32°C daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Monument Valley in August. Check more long-term weather averages for Monument Valley in August before you book your next holiday to Arizona in 2025/2026.

  • 32°C maximum daytime temperature in August in Monument Valley32
    32°C max day temperature
  • 11 hours of sunshine per day
  • 8 days with some rainfall in August in Monument Valley8
    8 days with some rainfall
  • 14°C minimum night-time temperature in August in Monument Valley14
    14°C min night temperature
  • 14 hours of daylight per day in August in Monument Valley14
    14 hours of daylight per day
  • High heat & humidity in August in Monument ValleyH
    High heat & humidity
  • 28 mm monthly rainfall in August in Monument Valley28
    28 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in August in Monument Valley10
    10 (Very High) UV index

More about Monument Valley

Monument Valley by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Arizona

  • Save up to £25 on holidays with Travel Up
  • Book breaks across Europe, Asia & beyond
  • Valid on bookings over £750. Use promo code
Show discount codeShow discount code ******Y25

Expires at 23:59 on Saturday 30th Nov 2024 · View all Travel Up offers

The August weather guide for Arizona (Monument 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 / mm)  |  Imperial (°F / inches)

Back to top

More about Arizona

How hot is it in Monument Valley in August?

Daytime temperatures usually reach 32°C in Monument Valley in August with high heat and humidity, falling to 14°C at night.

How sunny is it in Monument Valley in August?

There are normally 11 hours of bright sunshine each day in Monument Valley in August - that's 78% of daylight hours.

Does it rain in Monument Valley in August?

There are usually 8 days with some rain in Monument Valley in August and the average monthly rainfall is 28mm.

Monument Valley August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:26 19:27
Saturday, 16th August 2025 05:39 19:10
Sunday, 31st August 2025 05:51 18:50

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^