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Climate · Aspen

Aspen in August

Warm and wet, as the days shorten.

Typical weather, averaged over 30 years

August in Aspen is warm: highs near 78°F, lows near 46°F. Rain falls on about four days a week, and the days shorten by 1 hour 5 minutes from the first week to the last.August in Aspen is warm: highs near 26°C, lows near 8°C. Rain falls on about four days a week, and the days shorten by 1 hour 5 minutes from the first week to the last.

High
78°F26°Caverage
Low
46°F8°Caverage
Wet days
4a week · 50% of days
Daylight
13h 38mon average

Is August a good time to visit Aspen?

Yes. August is one of Aspen's best months (June to September).

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How August sits in the year

week by week

Temperature

Highs near 78°F in August, against 34°F to 80°F through the year.Highs near 26°C in August, against 1°C to 27°C through the year.

Chance of a wet day

50% of days in August, against 28% to 51% through the year.

Cloud cover

37% cover in August, against 28% to 50% through the year.

Daylight

13h 38m in August, against 9h 27m to 14h 53m through the year.

Week by week, lightly smoothed, with August shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. July80°27°low 46°low 8°3 wet days a weekRain on about three days a week.
  2. August78°26°low 46°low 8°4 wet days a weekRain on about four days a week.
  3. September72°22°low 40°low 4°3 wet days a weekRain on about three days a week.

Where Aspen sits, in August

America/Denver
this place
typical high in August 40°F4°C95°F35°C
Sunrise, mid-August
6:20 AMsets 8:05 PM
Above the sea
2,410 mhigh country
Latitude
39.2°Nnorthern hemisphere
Nearest of ours
Crested Butte38 km south

The land around Aspen, shaded by its typical high in August, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in United States in August

high · low · wet days
See August on the planning mapThe whole year in Aspen

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Aspen. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (2,410 m) against the climate model's (2,933 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (2,410 m) against the climate model's (2,933 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.