Annual mean
Annual mean of daily highs
Annual mean of daily lows
Alamosa city, Colorado
Official LSAD Designation: Alamosa city • Census GEOID: 0801090
• Alamosa County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Alamosa city.
Reference Weather Station: ALAMOSA 1E, CO US (ID: USC00050128)
• Located 1.1 miles from community center
• Elevation: 2,298.2 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 35.3° | -0.4° | 17.4° | 0.39" |
| February | 42.6° | 7.0° | 24.8° | 0.26" |
| March | 52.8° | 17.1° | 35.0° | 0.46" |
| April | 59.4° | 25.5° | 42.4° | 0.53" |
| May | 69.2° | 33.9° | 51.6° | 0.65" |
| June | 79.4° | 41.7° | 60.6° | 0.26" |
| July | 82.9° | 47.7° | 65.3° | 1.16" |
| August | 80.4° | 45.1° | 62.7° | 1.43" |
| September | 74.9° | 37.1° | 56.0° | 0.94" |
| October | 64.1° | 25.2° | 44.6° | 0.59" |
| November | 50.5° | 12.6° | 31.5° | 0.36" |
| December | 37.3° | 1.6° | 19.5° | 0.23" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station ALAMOSA 1E, CO US (ID: USC00050128) • 1.1 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 | 42.6 | 61.2 | 23.9 |
| 2011 | 41.9 | 61.1 | 22.7 |
| 2012 | 43.3 | 63.5 | 23.0 |
| 2013 | 40.1 | 58.3 | 22.0 |
| 2014 | 44.4 | 61.0 | 27.8 |
| 2015 | 45.1 | 62.0 | 28.3 |
| 2016 | 44.1 | 61.4 | 26.7 |
| 2017 | 45.4 | 62.3 | 28.4 |
| 2018 | 44.6 | 63.4 | 25.7 |
| 2019 | 41.5 | 59.2 | 23.8 |
| 2020 | 44.5 | 63.8 | 25.2 |
| 2021 | 44.3 | 63.5 | 25.1 |
| 2022 | 43.0 | 61.9 | 24.1 |
| 2023 | 42.7 | 61.2 | 24.3 |
| 2024 | 44.2 | 62.2 | 26.2 |
| 2025 | 45.0 | 63.9 | 26.1 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.