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Aspen weather in August 2026
Expect daytime maximum temperatures of 21°C in Aspen, Colorado in August based on long-term weather averages. There are 9 hours of sunshine per day on average with 11 days with some rainfall and typically 53 mm of rainfall in the month.
- 21°C max day temperature
21 - 9 hours of sunshine per day
- 11 days with some rainfall
11 - 1°C min night temperature
1 - 14 hours of daylight per day
14 - No heat & humidity
0 - 53 mm of monthly rainfall
53 - 10 (Very High) UV index
10
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Recommended for Colorado
The August weather guide for Colorado (Aspen) 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)
More about the USA
How hot is it in Aspen in August?
Daytime temperatures usually reach 21°C in Aspen in August, falling to 1°C at night.
How sunny is it in Aspen in August?
There are normally 9 hours of bright sunshine each day in Aspen in August - that's 68% of daylight hours.
Does it rain in Aspen in August?
There are usually 11 days with some rain in Aspen in August and the average monthly rainfall is 53mm.
Aspen August sunrise & sunset times
Browse the sunrise and sunset times for Aspen in August 2026. Select a month to view Aspen sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Saturday, 1st August 2026 | 05:08 | 19:19 |
| Sunday, 16th August 2026 | 05:21 | 19:01 |
| Monday, 31st August 2026 | 05:35 | 18:39 |
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