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Climate · United States

Aspen

Warm and damp from June to September; cold and damp from November to March.

Typical weather, averaged over 30 years39.2°N2,410 m above the sea
  1. Jan34°1°9°-13°Rain on about three days a week.
  2. Feb36°2°11°-12°Rain on about three days a week.
  3. Mar43°6°16°-9°Rain on about three days a week.
  4. Apr50°10°23°-5°Rain on about four days a week.
  5. May59°15°30°-1°Rain on about three days a week.
  6. Jun73°23°37°3°Rain on about two days a week.
  7. Jul80°27°46°8°Rain on about three days a week.
  8. Aug78°26°46°8°Rain on about four days a week.
  9. Sep72°22°40°4°Rain on about three days a week.
  10. Oct60°16°30°-1°Rain on about two days a week.
  11. Nov46°8°14°-10°Rain on about two days a week.
  12. Dec35°2°7°-14°Rain on about three days a week.
Each month: its typical high and low, and dots for wet days a week. Tap a month to open it.The best months

The warm season runs from June to September, with highs near 76°F and nights near 42°F. From November to March, highs are nearer 39°F. The rain and snow come from January to May, on about three days a week. June is the driest month, with rain on about two days a week. Daylight runs from about 9½ hours in December to 15 hours in June.The warm season runs from June to September, with highs near 24°C and nights near 6°C. From November to March, highs are nearer 4°C. The rain and snow come from January to May, on about three days a week. June is the driest month, with rain on about two days a week. Daylight runs from about 9½ hours in December to 15 hours in June.

Where Aspen sits

America/Denver
this place
typical high in Januarytypical high in Februarytypical high in Marchtypical high in Apriltypical high in Maytypical high in Junetypical high in Julytypical high in Augusttypical high in Septembertypical high in Octobertypical high in Novembertypical high in December 40°F4°C95°F35°C
Latitude
39.2°Nnorthern hemisphere
Above the sea
2,410 mhigh country
Sunrise, mid-JanuarySunrise, mid-FebruarySunrise, mid-MarchSunrise, mid-AprilSunrise, mid-MaySunrise, mid-JuneSunrise, mid-JulySunrise, mid-AugustSunrise, mid-SeptemberSunrise, mid-OctoberSunrise, mid-NovemberSunrise, mid-December
7:25 AM7:00 AM7:21 AM6:32 AM5:55 AM5:40 AM5:53 AM6:20 AM6:47 AM7:16 AM6:50 AM7:19 AMsets 5:07 PMsets 5:43 PMsets 7:13 PMsets 7:43 PMsets 8:12 PMsets 8:35 PMsets 8:34 PMsets 8:05 PMsets 7:18 PMsets 6:30 PMsets 4:54 PMsets 4:45 PM
Nearest of ours
Crested Butte38 km south

The land around Aspen, shaded by its typical high in January, the planning map's own layer.The land around Aspen, shaded by its typical high in February, the planning map's own layer.The land around Aspen, shaded by its typical high in March, the planning map's own layer.The land around Aspen, shaded by its typical high in April, the planning map's own layer.The land around Aspen, shaded by its typical high in May, the planning map's own layer.The land around Aspen, shaded by its typical high in June, the planning map's own layer.The land around Aspen, shaded by its typical high in July, the planning map's own layer.The land around Aspen, shaded by its typical high in August, the planning map's own layer.The land around Aspen, shaded by its typical high in September, the planning map's own layer.The land around Aspen, shaded by its typical high in October, the planning map's own layer.The land around Aspen, shaded by its typical high in November, the planning map's own layer.The land around Aspen, shaded by its typical high in December, 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.

Through the year

week by week

Temperature

Highs from 34°F in January to 80°F in July.Highs from 1°C in January to 27°C in July.

Chance of a wet day

Wettest in April (51% of days), driest in June (28%).

Cloud cover

Clearest in September (28% cover), cloudiest in February (50%).

Daylight

From 9h 27m in December to 14h 53m in June.

Week by week, lightly smoothed. Shading marks the seasons; the olive line, the best months. Hover or tap a week for its figures.

Month by month

°F°C
Aspen, month by month: the typical high and low, wet days a week, cloud cover and daylight.
MonthTypical low to highWet days a weekCloudDaylight
JanuaryWetter
9°-13°34°1°
3 days46%9h 45m
FebruaryWetter
11°-12°36°2°
3 days50%10h 40m
MarchWetter
16°-9°43°6°
3 days48%11h 53m
AprilWetter
23°-5°50°10°
4 days47%13h 12m
MayWetter
30°-1°59°15°
3 days44%14h 19m
JuneWarm seasonAt its best
37°3°73°23°
2 days30%14h 53m
JulyWarm seasonAt its best
46°8°80°27°
3 days35%14h 37m
AugustWarm seasonAt its best
46°8°78°26°
4 days37%13h 38m
SeptemberWarm seasonAt its best
40°4°72°22°
3 days28%12h 22m
October
30°-1°60°16°
2 days30%11h 03m
November
14°-10°46°8°
2 days38%9h 58m
December
7°-14°35°2°
3 days45%9h 27m

When is the best time to visit Aspen?

The best months are June to September: highs near 76°F, nights near 42°F, and rain on about three days a week.The best months are June to September: highs near 24°C, nights near 6°C, and rain on about three days a week.

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.

Questions

What is the warmest month in Aspen?

July, with highs near 80°F and lows near 46°F. The coolest is January, with highs near 34°F.July, with highs near 27°C and lows near 8°C. The coolest is January, with highs near 1°C.

When does it rain most in Aspen?

April, with rain or snow on about four days a week. June is the driest, with rain on about two days a week.

How long are the days in Aspen?

From about 9½ hours in December to 15 hours in June.

When are the skies clearest in Aspen?

September, when cloud covers about 28% of the sky on average. February is the cloudiest, at about 50%.

Places with a year like Aspen's

by their highs, lows and wet days

Their highs, lows, wet days and cloud run closest to Aspen's through the year, one place a country. “Six months apart”: their winter is Aspen's summer.

Elsewhere in United States

All of United States

Where to stay

5 in our collection
Open the planning map

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.