Grand Canyon weather in August 2019

  • 32°C maximum daytime temperature in August in Grand Canyon32
    32°C max day temperature
  • 11 hours of sunshine per day
  • 7 days with some rainfall in August in Grand Canyon7
    7 days with some rainfall
  • 14°C minimum night-time temperature in August in Grand Canyon14
    14°C min night temperature
  • 13 hours of daylight per day in August in Grand Canyon13
    13 hours of daylight per day
  • Low heat & humidity in August in Grand CanyonL
    Low heat & humidity
  • 39 mm monthly rainfall in August in Grand Canyon39
    39 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in August in Grand Canyon10
    10 (Very High) UV index

Going to Grand Canyon? Find the best month to visit Grand Canyon based on the weather.

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Expect 32°C daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Grand Canyon in August. Check more long-term weather averages for Grand Canyon in August before you book your next holiday to Arizona in 2019/2020.

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More about Grand Canyon

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The August weather guide for Grand Canyon, Arizona 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)

Guide to Grand Canyon weather in August

The average maximum daytime temperature in Grand Canyon in August is a hot 32°C (90°F) with low heat & humidity. The average night-time temperature is usually a comfortable 14°C (57°F). There are usually 11 hours of bright sunshine each day, which represents 79% of the 13 hours of daylight.

Expect 39mm (1.5 inches) of rainfall across the whole of August with 7 days with some rain falling. Maximum UV levels will be very high (10 UV index) at midday when the skies are clear.

Grand Canyon sunrise & sunset times for August 2019

Browse the sunrise & sunset times for Grand Canyon in August 2019. Select a month to view Grand Canyon sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st August 2019 05:36 19:34
Friday, 2nd August 2019 05:37 19:33
Saturday, 3rd August 2019 05:37 19:32
Sunday, 4th August 2019 05:38 19:31
Monday, 5th August 2019 05:39 19:30
Tuesday, 6th August 2019 05:40 19:29
Wednesday, 7th August 2019 05:40 19:28
Thursday, 8th August 2019 05:41 19:27
Friday, 9th August 2019 05:42 19:26
Saturday, 10th August 2019 05:43 19:24
Sunday, 11th August 2019 05:44 19:23
Monday, 12th August 2019 05:44 19:22
Tuesday, 13th August 2019 05:45 19:21
Wednesday, 14th August 2019 05:46 19:20
Thursday, 15th August 2019 05:47 19:19
Friday, 16th August 2019 05:48 19:17
Saturday, 17th August 2019 05:48 19:16
Sunday, 18th August 2019 05:49 19:15
Monday, 19th August 2019 05:50 19:14
Tuesday, 20th August 2019 05:51 19:12
Wednesday, 21st August 2019 05:52 19:11
Thursday, 22nd August 2019 05:52 19:10
Friday, 23rd August 2019 05:53 19:09
Saturday, 24th August 2019 05:54 19:07
Sunday, 25th August 2019 05:55 19:06
Monday, 26th August 2019 05:56 19:05
Tuesday, 27th August 2019 05:56 19:03
Wednesday, 28th August 2019 05:57 19:02
Thursday, 29th August 2019 05:58 19:01
Friday, 30th August 2019 05:59 18:59
Saturday, 31st August 2019 05:59 18:58
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