Aspen Weather Forecast
Aspen weather: 66°F, mainly clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Climate in Aspen month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 33° | 1° | 1,7 in | ★★☆☆☆ |
| February | 40° | 8° | 2,6 in | ★★☆☆☆ |
| March | 46° | 16° | 2,3 in | ★★☆☆☆ |
| April | 51° | 22° | 2,6 in | ★★★☆☆ |
| May | 60° | 30° | 2,6 in | ★★★☆☆ |
| June | 76° | 43° | 1,2 in | ★★★★★ |
| July | 81° | 48° | 1,2 in | ★★★★★ |
| August | 79° | 47° | 0,9 in | ★★★★★ |
| September | 70° | 39° | 1,1 in | ★★★★☆ |
| October | 59° | 30° | 2,6 in | ★★★☆☆ |
| November | 44° | 15° | 2,4 in | ★★☆☆☆ |
| December | 39° | 9° | 1,9 in | ★★☆☆☆ |
Climate type: Subarctic. Source: Open-Meteo archive (ERA5).
Best time to visit Aspen
Go in June, July and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
Recent extremes in Aspen
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Aspen compares with nearby places
Annual averages, and the difference against Aspen.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Hanging Lake | 35 mi | 44°F | +35°F warmer | 20 in |
| Black Canyon of the Gunnison National Park | 65 mi | 54°F | +45°F warmer | 12 in |
| Pikes Peak | 98 mi | 23°F | 50°F cooler | 26 in |
| Rocky Mountain National Park | 100 mi | 35°F | 38°F cooler | 27 in |
| ZIP Code 80202 | 105 mi | 53°F | +44°F warmer | 14 in |
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- A packable rain shell - 3 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
See the Aspen forecast by time range
Aspen weather - more answers
Explore Aspen
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Aspen?
Aspen is a city in Colorado. Its coordinates are 39.1911, -106.8175. It lies in North America.
What is the weather like in Aspen right now?
It is currently 66°F (19°C) with mainly clear. Humidity is 28% and wind is 6 mph.
When is the best time to visit Aspen?
June, July and August offer the most comfortable conditions in Aspen, which has a subarctic climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Aspen in?
Aspen observes America/Denver (UTC-06:00). The local time is 12:35 AM.
How many people live in Aspen?
Aspen has a population of approximately 7.000.
What is the nearest airport to Aspen?
The closest airports are Denver International Airport (DEN), 123 mi away and Salt Lake City International Airport (SLC), 295 mi away.
What are the top things to do in Aspen?
Popular options include Hanging Lake, Black Canyon of the Gunnison National Park, Pikes Peak, Rocky Mountain National Park, Garden of the Gods and Great Sand Dunes National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-us) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 22, 2026 at 12:35 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
