Aspen, Colorado, United States Climate Change Severity

71
Very High
The current climate change severity in Aspen is Very High, with a 48.1% worsening in the climate score compared to last 16 years. This suggests deteriorating conditions, with increasing negative impacts on weather patterns and environmental conditions.
Data: Jan. to Jul. (Historical Vs 2026) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100


Aspen Weather Condition Changes (Historic Vs 2026)

0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2026

Over the past 16 year(s), Aspen temperature has changed by around +57.2%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Jul. (Historical Vs 2026)

Comparison of Weather Condition (Historic Vs 2026)

HistoricDays

Year 2026Days

Change

sunnySunny
4498
122.7%

cloudyCloudy
4828
-41.6%

rainyRainy
8136
-55.5%

snowySnowy
2115
-28.5%

mistyMisty
06
100%

Disclaimer: Other weather conditions not shown may affect the total day count.

Climate Change Indicators:

Over the past 16 years, Aspen has experienced measurable shifts in key climate parameters, contributing to the current severity score of 71 (within the Very High severity category). This suggests worsening climate conditions from the previous years. Here’s a breakdown of the specific changes observed:

Severity Score

71/100


Very High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2026, Aspen experienced significant changes:

Temperature change of

+1.56 °C


Variation in annual rainfall

+45.55 %


Change in average humidity

-26 %


PM2.5 levels surged by

-49.39 %


Heatwave changed by

+9 Days


Coldwave changed by

-2 Days


Wind speeds changed by

+3.02 km/h


These indicators show a dramatic increase in volatility and worsening conditions. Aspen's Very High severity status requires urgent and immediate adaptation and mitigation strategies, particularly focused on managing extreme weather events, improving air quality, and ensuring water resources are adequate for the population.

Check how we calculate Climate Change Severity
Based on data from Jan. to Jul.

Aspen Weather Forecast 30 Days (August - September 2026)
Aspen, Colorado, United States


Condition
Temperature IconTemperature
Humidity IconHumi.
Wind IconWind Speed
Sat. 8, Aug.
sunnySunny

Temperature Icon29°/7°

Humidity Icon24%

Wind Icon14.4km/h
Sun. 9, Aug.
sunnySunny

Temperature Icon28°/7°

Humidity Icon35%

Wind Icon14.4km/h
Mon. 10, Aug.
sunnySunny

Temperature Icon28°/6°

Humidity Icon54%

Wind Icon11.2km/h
Tue. 11, Aug.
sunnySunny

Temperature Icon29°/5°

Humidity Icon52%

Wind Icon14.8km/h
Wed. 12, Aug.
sunnySunny

Temperature Icon27°/6°

Humidity Icon53%

Wind Icon10.8km/h
Thu. 13, Aug.
sunnySunny

Temperature Icon27°/7°

Humidity Icon47%

Wind Icon11.2km/h
Fri. 14, Aug.
sunnySunny

Temperature Icon26°/7°

Humidity Icon46%

Wind Icon10.8km/h
Sat. 15, Aug.
partly cloudyPartly Cloudy

Temperature Icon27°/7°

Humidity Icon51%

Wind Icon11.5km/h
Sun. 16, Aug.
heavy rain at timesHeavy Rain

Temperature Icon23°/7°

Humidity Icon56%

Wind Icon12.5km/h
Mon. 17, Aug.
patchy rain possibleRain Possible

Temperature Icon24°/7°

Humidity Icon52%

Wind Icon12.8km/h
Tue. 18, Aug.
moderate rain at timesRain

Temperature Icon24°/7°

Humidity Icon55%

Wind Icon13.7km/h
Wed. 19, Aug.
heavy rain at timesHeavy Rain

Temperature Icon23°/7°

Humidity Icon57%

Wind Icon12.5km/h
Thu. 20, Aug.
moderate or heavy rain showerRain Showers

Temperature Icon24°/7°

Humidity Icon56%

Wind Icon11.9km/h
Fri. 21, Aug.
heavy rain at timesHeavy Rain

Temperature Icon24°/7°

Humidity Icon54%

Wind Icon12.3km/h
Sat. 22, Aug.
heavy rain at timesHeavy Rain

Temperature Icon23°/8°

Humidity Icon60%

Wind Icon11.6km/h
Sun. 23, Aug.
moderate or heavy rain showerRain Showers

Temperature Icon23°/7°

Humidity Icon64%

Wind Icon12.4km/h
Mon. 24, Aug.
moderate rain at timesRain

Temperature Icon23°/7°

Humidity Icon62%

Wind Icon11.8km/h
Tue. 25, Aug.
moderate or heavy rain showerRain Showers

Temperature Icon23°/7°

Humidity Icon61%

Wind Icon11.7km/h
Wed. 26, Aug.
moderate or heavy rain showerRain Showers

Temperature Icon22°/7°

Humidity Icon63%

Wind Icon11.1km/h
Thu. 27, Aug.
heavy rain at timesHeavy Rain

Temperature Icon22°/7°

Humidity Icon61%

Wind Icon11.5km/h
Fri. 28, Aug.
moderate rain at timesRain

Temperature Icon22°/6°

Humidity Icon58%

Wind Icon11.5km/h
Sat. 29, Aug.
moderate rain at timesRain

Temperature Icon23°/6°

Humidity Icon57%

Wind Icon12.1km/h
Sun. 30, Aug.
patchy rain possibleRain Possible

Temperature Icon23°/6°

Humidity Icon57%

Wind Icon13km/h
Mon. 31, Aug.
moderate rain at timesRain

Temperature Icon23°/6°

Humidity Icon55%

Wind Icon13.9km/h
Tue. 1, Sep.
moderate rain at timesRain

Temperature Icon23°/6°

Humidity Icon57%

Wind Icon13.7km/h
Wed. 2, Sep.
moderate rain at timesRain

Temperature Icon23°/7°

Humidity Icon56%

Wind Icon11.4km/h
Thu. 3, Sep.
patchy rain possibleRain Possible

Temperature Icon23°/7°

Humidity Icon54%

Wind Icon11.9km/h
Fri. 4, Sep.
patchy rain possibleRain Possible

Temperature Icon23°/6°

Humidity Icon52%

Wind Icon14.1km/h
Sat. 5, Sep.
moderate rain at timesRain

Temperature Icon22°/6°

Humidity Icon53%

Wind Icon13.1km/h
Sun. 6, Sep.
heavy rain at timesHeavy Rain

Temperature Icon22°/6°

Humidity Icon52%

Wind Icon13.3km/h
Mon. 7, Sep.
patchy rain possibleRain Possible

Temperature Icon22°/5°

Humidity Icon53%

Wind Icon12.7km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSat. 8, Aug.

29°C


Low will be onTue. 11, Aug.

5°C

HumidityHumidity

High will be onSun. 23, Aug.

64%


Low will be onSat. 8, Aug.

24%

Wind SpeedWind Speed

High will be onTue. 11, Aug.

14.8km/h


Low will be onWed. 12, Aug.

10.8km/h

PrecipitationPrecipitation

High will be onMon. 10, Aug.

3.4mm


Low will be onFri. 14, Aug.

0.01mm

Ultraviolet IndexUV

High will be onTue. 11, Aug.

9.9


Low will be onSun. 23, Aug.

3