Grand Junction weather in August 2020

  • 32°C maximum daytime temperature in August in Grand Junction32
    32°C max day temperature
  • 11 hours of sunshine per day
  • 6 days with some rainfall in August in Grand Junction6
    6 days with some rainfall
  • 15°C minimum night-time temperature in August in Grand Junction15
    15°C min night temperature
  • 14 hours of daylight per day in August in Grand Junction14
    14 hours of daylight per day
  • Moderate heat & humidity in August in Grand JunctionM
    Moderate heat & humidity
  • 22 mm monthly rainfall in August in Grand Junction22
    22 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in August in Grand Junction10
    10 (Very High) UV index
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The August weather guide for Grand Junction, Colorado 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)

Grand Junction sunrise & sunset times for August 2020

Browse the sunrise & sunset times for Grand Junction in August 2020. Select a month to view Grand Junction sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Saturday, 1st August 2020 06:15 20:25
Sunday, 16th August 2020 06:29 20:07
Monday, 31st August 2020 06:43 19:45
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Where's hot in Colorado in August?

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

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