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Aspen weather

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Aspen weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Aspen weather in numbers

from 30 years of measured normals

Aspen swings 73°F across the year, from 80°F highs in July to 7°F lows in February, and March is usually the wettest month in a year that brings about 26 in of precipitation.

Warmest month
July
80°F average high
Coldest month
February
7°F average low
Wettest month
March
26 in a year
Below freezing
8 months
January, February, March, April, May, October, November and December
Comfortable
4 months
June, August, September and October
Residents
6,882
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The weather map: all three models at once

NWS, American, European side by side around Aspen and nearby towns.Live rain radar →
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Aspen hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Aspen 10-day forecast, out to 14 days

where the models agree, and where they split

Aspen, Colorado (CO) is at its warmest in Jul (average highs near 80°F) and coldest in Feb (lows around 7°F), with roughly 26 in of precipitation across the year. Below, compare what NWS, American, European forecast for Aspen right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United States before you trust any single number.

Aspen climate by month

average daytime high and overnight low across a typical year
Jan
31°
Feb
35°
Mar
39°
13°
Apr
47°
19°
May
56°
27°
Jun
72°
39°
Jul
80°
45°
Aug
78°
46°
Sep
71°
39°
Oct
60°
29°
Nov
41°
10°
Dec
37°

Which forecast is most accurate in the US?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
89
/100rank #1
88±1.2°F96±1.2 mph8491% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
73
/100rank #2
82±1.8°F93±2.3 mph4972% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1999 cities. Lower error means a higher score. See which forecast model is most accurate in United States, how we measure forecast accuracy, or which model each weather app uses.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.

NWSNational Blend (NBM)
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AmericanNOAA GFS
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EuropeanECMWF
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Common questions

What's the weather in Aspen today?
On this page we show what NWS, American, European each forecast for Aspen today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Aspen today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Aspen and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Aspen?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Aspen forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Aspen?
July is typically the warmest month in Aspen, with average highs around 80°F.
How cold does Aspen get?
The coldest month in Aspen is February, when overnight lows average about 7°F.
How much rain does Aspen get?
Aspen sees roughly 26 in of precipitation a year, with March usually the wettest month.

Nearby

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