Denver weather in August 2025

Expect 86°F daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Denver in August. Check more long-term weather averages for Denver in August before you book your next holiday to Colorado in 2025/2026.

  • 86°F maximum daytime temperature in August in Denver86
    86°F max day temperature
  • 10 hours of sunshine per day
  • 9 days with some rainfall in August in Denver9
    9 days with some rainfall
  • 57°F minimum night-time temperature in August in Denver57
    57°F min night temperature
  • 14 hours of daylight per day in August in Denver14
    14 hours of daylight per day
  • Moderate heat & humidity in August in DenverM
    Moderate heat & humidity
  • 1.6 inches monthly rainfall in August in Denver1.6
    1.6 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in August in Denver10
    10 (Very High) UV index

More about Denver

Denver by month

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

Recommended for Colorado

Marriott: Hotel deals & packages

  • Save on your next trip with deals & packages
  • Includes hotel, flight, cars & more packages
  • Discover Bangkok, Sydney, Toronto & beyond
Go to Marriott deal >>

View all Marriott offers

The August weather guide for Colorado (Denver) 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)

Back to top

More about the USA

How hot is it in Denver in August?

Daytime temperatures usually reach 86°F in Denver in August with moderate heat and humidity, falling to 57°F at night.

How sunny is it in Denver in August?

There are normally 10 hours of bright sunshine each day in Denver in August - that's 72% of daylight hours.

Does it rain in Denver in August?

There are usually 9 days with some rain in Denver in August and the average monthly rainfall is 1.6 inches.

Denver August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:59 19:13
Saturday, 16th August 2025 05:13 18:54
Sunday, 31st August 2025 05:27 18:32

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^