Annual mean
Annual mean of daily highs
Annual mean of daily lows
Portland CDP, Colorado
Official LSAD Designation: Portland CDP • Census GEOID: 0860765
• Ouray County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Portland CDP.
Reference Weather Station: OURAY #2, CO US (ID: USC00056205)
• Located 4.5 miles from community center
• Elevation: 2,352.4 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 36.4° | 15.7° | 26.0° | 1.77" |
| February | 40.7° | 18.2° | 29.5° | 1.74" |
| March | 47.2° | 24.6° | 35.9° | 2.47" |
| April | 54.4° | 29.8° | 42.1° | 2.49" |
| May | 64.3° | 37.5° | 50.9° | 1.84" |
| June | 76.0° | 46.9° | 61.4° | 0.97" |
| July | 79.9° | 52.3° | 66.1° | 2.66" |
| August | 76.9° | 51.2° | 64.1° | 2.70" |
| September | 70.5° | 44.9° | 57.7° | 2.04" |
| October | 58.3° | 34.0° | 46.1° | 2.20" |
| November | 46.0° | 24.4° | 35.2° | 1.72" |
| December | 36.3° | 16.9° | 26.6° | 1.47" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station OURAY #2, CO US (ID: USC00056205) • 4.5 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 | 44.4 | 56.5 | 32.3 |
| 2011 | 43.6 | 55.6 | 31.5 |
| 2012 | 46.9 | 59.5 | 34.2 |
| 2013 | 43.5 | 55.3 | 31.7 |
| 2014 | 45.4 | 57.3 | 33.5 |
| 2015 | 46.1 | 57.8 | 34.3 |
| 2016 | 45.8 | 57.7 | 33.7 |
| 2017 | 47.2 | 59.6 | 34.9 |
| 2018 | 46.8 | 59.1 | 34.4 |
| 2019 | 44.3 | 56.2 | 32.5 |
| 2020 | 46.4 | 58.9 | 33.9 |
| 2021 | 46.3 | 58.3 | 34.3 |
| 2022 | 44.9 | 56.7 | 33.1 |
| 2023 | 45.2 | 56.9 | 33.4 |
| 2024 | 46.8 | 58.5 | 35.1 |
| 2025 | 47.6 | 59.7 | 35.4 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.