Annual mean
Annual mean of daily highs
Annual mean of daily lows
Aspen city, Colorado
Official LSAD Designation: Aspen city • Census GEOID: 0803620
• Pitkin County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Aspen city.
Reference Weather Station: ASPEN 1SW, CO US (ID: USC00050372)
• Located 0.7 miles from community center
• Elevation: 2,491.7 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 32.0° | 9.9° | 20.9° | 1.93" |
| February | 35.3° | 12.5° | 23.9° | 2.23" |
| March | 42.7° | 19.8° | 31.2° | 2.59" |
| April | 49.7° | 26.6° | 38.1° | 2.68" |
| May | 60.0° | 35.0° | 47.5° | 2.17" |
| June | 70.6° | 42.2° | 56.4° | 1.06" |
| July | 75.5° | 48.1° | 61.8° | 1.97" |
| August | 73.1° | 47.1° | 60.1° | 1.75" |
| September | 66.9° | 40.0° | 53.4° | 1.89" |
| October | 55.2° | 29.8° | 42.5° | 2.09" |
| November | 41.6° | 19.4° | 30.5° | 2.09" |
| December | 31.9° | 10.3° | 21.1° | 2.00" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station ASPEN 1SW, CO US (ID: USC00050372) • 0.7 miles from community center .
This is the same reference station used for monthly normals.
Source: NOAA NCEI Global Summary of the Year.
Annual temperature data table (°F)
| Year | Annual mean (°F) | Annual mean of daily highs (°F) | Annual mean of daily lows (°F) |
|---|---|---|---|
| 2010 | 41.8 | 55.5 | 28.0 |
| 2011 | 40.1 | 53.2 | 27.1 |
| 2012 | Unavailable | Unavailable | Unavailable |
| 2013 | 39.7 | 52.3 | 27.1 |
| 2014 | 41.0 | 52.9 | 29.0 |
| 2015 | 42.5 | 54.3 | 30.7 |
| 2016 | 42.0 | 54.4 | 29.5 |
| 2017 | 42.9 | 55.9 | 30.0 |
| 2018 | 42.0 | 54.9 | 29.2 |
| 2019 | Unavailable | Unavailable | Unavailable |
| 2020 | 41.4 | 54.6 | 28.2 |
| 2021 | 42.4 | 55.0 | 29.9 |
| 2022 | 40.4 | 53.0 | 27.9 |
| 2023 | 40.6 | 53.4 | 27.8 |
| 2024 | 42.4 | 54.7 | 30.0 |
| 2025 | 43.4 | 56.2 | 30.7 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.