Cortez, CO
Climate overview — based on NOAA 1991-2020 normals from CORTEZ, CO US.
Year-round temperatures (°F)
Climate summary
Cortez has an annual average temperature of 50.8°F with about 11.8 inches of precipitation per year and 33.4 inches of snow. The warmest month is July (average high 90.5°F), and the coldest is January (average low 16.6°F). September is typically the wettest month (1.48 in) and June the driest (0.37 in). Snow typically falls from October through May.
Best time to visit Cortez
Full guide →Climate change signal
All-time records →135 of 366 (36.9%) of Cortez's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1910s | 2 | |
| 1920s | 0 | |
| 1930s | 40 | |
| 1940s | 25 | |
| 1950s | 32 | |
| 1960s | 8 | |
| 1970s | 14 | |
| 1980s | 18 | |
| 1990s | 18 | |
| 2000s | 57 | |
| 2010s | 60 | |
| 2020s | 92 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 42.9°F | 16.6°F | 29.7°F | 1.06 in | 8.0 in | 7 |
| February | 47.2°F | 21.5°F | 34.4°F | 0.96 in | 7.2 in | 7 |
| March | 56.0°F | 27.6°F | 41.8°F | 0.86 in | 5.0 in | 6 |
| April | 63.5°F | 32.9°F | 48.2°F | 0.72 in | 2.2 in | 5 |
| May | 73.4°F | 41.3°F | 57.3°F | 0.93 in | 0.3 in | 6 |
| June | 85.3°F | 49.4°F | 67.3°F | 0.37 in | — | 3 |
| July | 90.5°F | 57.2°F | 73.8°F | 1.25 in | — | 7 |
| August | 87.7°F | 55.8°F | 71.7°F | 1.34 in | — | 8 |
| September | 80.1°F | 47.5°F | 63.8°F | 1.48 in | — | 7 |
| October | 67.4°F | 35.5°F | 51.5°F | 1.08 in | 0.6 in | 6 |
| November | 54.1°F | 25.8°F | 39.9°F | 0.85 in | 2.7 in | 5 |
| December | 43.2°F | 17.7°F | 30.4°F | 0.89 in | 7.4 in | 7 |
Climate twins of Cortez
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).