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Aspen, United States · Alpine mountain climate

Aspen in August: go or not?

Excellent time. Aspen in August scores 8.5/10.

📅 Data updated: October 2026 🛰️ ERA5 · 10 years 📍 39.19°N · 106.82°W
⚡ This month's verdict
Go for it
Aspen · August
8.5
8–25°
Temperature
17%
Rain
8h
Sun
❄️ Alpine climate☀️ High-altitude UV🌦️ Changeable weather
Photo : Chase Baker via Unsplash
The month in detail

What to expect in August

Off-season for skiing Aspen — lifts are closed. Consider hiking, mountain biking or summer activities at altitude. Rain risk remains low (17% of days), leaving good room for outdoor activities.

August ranks 2 out of 12 months in Aspen. Compared to July: −0.7h of sun per day.

This month's conditions

What it's like in August

UV index
8 · high
sunscreen and hat advised
Feels like
dry air
5°
Daylight
13.5h of daylight
Air quality
good
AQI 38
Compare

Is August the right month?

The best month in Aspen is July (8.7/10), 0.2 pt higher than August.

See July →See all 12 months →
Book

Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

🎟️ Activities & tours · Aspen

GetYourGuide selection · free cancellation

See all →
Affiliate link · GetYourGuide
Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a mountain stay.

Country · United States

🗣️LanguageEnglish
💶CurrencyUS Dollar ($)
🚗DrivingRight-hand
🛡️Safety ⓘVery safe · 1/5
💰Cost of living ⓘExpensive · 4/5

🌡️ Climate

🌍Climate typeAlpine mountain climate
📈Climate trend ⓘStable
🔥Hottest monthJuly · 26°C
❄️Coolest monthJanuary · 0°C
🌧️Rainiest month ⓘFebruary · 28%

🏔️ Mountain stay

⛰️Village altitude2438 m
🎿Ski area2438 → 3813 m
⛷️Ski seasonDec → May
🥾Hiking seasonJun → Sep
🧗High mountains ⓘGuide recommended
Location

Where is Aspen ?

Global position + regional geographic context.

🌍 World
🔍 Geographic context
United States
Alpine mountain climate climate with a 8.7 → 4.0 gap between best and worst month. 10 years of ERA5 data to choose by project.
39.19°N · 106.82°W
Questions

Frequently asked questions

When is the best time to visit Aspen?
It depends on the activity. For skiing: March (ski score 8.3/10). For hiking/summer: June (8.7/10, 23.0°C).
Can you ski in Aspen in winter?
Yes, it's peak ski season. Average ski score December–February: 7.8/10. Cold temperatures (0°C max in January) and frequent snowfall.
Is it warm in Aspen in summer?
In June, temperatures average 23.0°C. Best period for hiking and outdoor activities.
What is the wettest month in Aspen?
April is the wettest month with April has the lowest climate score of the year.
Do you need sun protection in Aspen in August?
The average UV index reaches 8 in August in Aspen (high), with about 13.5h of daylight. Sunscreen and hat advised.