August 14 is generally a great time to visit Aspen. While there is a slight chance of rain (17%), showers are usually brief. Expect comfortable 25°C weather. Aspen is currently in its most popular travel window, meaning vibrant crowds and premium pricing.
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Essential Travel Info for Aspen
Currency
USD
$ United States dollar
Language
English
Driving
Right side
Safety
Moderate Safety
GPI: 2.44
Aspen Weather Forecast for August 14
"Mild & Comfortable. Expect average highs of 24.7°C. 17% chance of rain."
What to Wear in Aspen in August
Based on historical data for August 14, Aspen typically experiences temperatures between 8.4°C and 24.7°C. We recommend packing light jacket, long pants, layers (onion system) to stay comfortable. Trends suggest it will stay mostly dry (17% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Aspen
Smart Suitcase
- Light Jacket
- Long Pants
- Layers (Onion System)
Average High
24.7°C
Daytime Peak
Average Low
8.4°C
Nighttime Low
Feels Like
25°C
☀️ Feels accurate
Rain Chance
17%
Avg 0.9mm if it rains
Cloud Cover
39%
Overcast
Pressure
1018.9 hPa
Low volatility
Aspen Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 99% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30+ required, seek shade
05:00 - 10:00
16:00 - 19:00
Type I-II
🔴 13 min to burn
Type III-IV
🟡 20 min to burn
Type V-VI
🟢 33 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
14.8°C
Pleasant
Heat Stress
Low
No heat warning
😊 Best outdoor time:
Any time during daylight hours
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in United States
Flight Traffic
High
100/100 pressure index
Health Advisory
Healthy
Routine only • View Details →
Landing Slots
~84
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Aspen
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:20
☀️ Noon
12:13
🌇 Sunset
19:05
⏱️ Daylight
13h 45m
Wind Speed
11.5 km/h
Light breeze
Sunshine
12.2 hrs
Direct Sun (Cloud-free)
Humidity
54%
Comfortable
Travel Intelligence
Exclusive flight analytics & health data for Aspen
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Aspen
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🔴 Very Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Stable conditions. Low risk of headaches.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
Air quality is excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Rare minor tremors. Buildings are earthquake-resistant.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Aspen on August 14 averages 24.7°C with a 17% precipitation probability. Wedding/Outdoor Event Score: 97/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Aspen Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
💡 Moving your event by a few days could significantly improve weather conditions
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Same date (August 14) in other destinations
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📍 Is Aspen Worth Visiting on August 14?
Planning a trip to Aspen on August 14? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year is characterized by pleasant mild weather averaging 24.7°C with a 17% historical precipitation risk.
✈️ Travel Logistics: Approximately 84 landing slots available daily during this period, indicating manageable crowd levels.
📊 Historical Extremes: The hottest August 14 recorded in the last 30 years saw temperatures hit 29°C in 2025, while the coldest dropped to 5.7°C in 2023.