Calhan, CO
Climate overview — based on NOAA 1991-2020 normals from RUSH 1N, CO US.
Year-round temperatures (°F)
Climate summary
Calhan has an annual average temperature of 48.5°F with about 14.6 inches of precipitation per year and 31.3 inches of snow. The warmest month is July (average high 86.1°F), and the coldest is January (average low 15.5°F). July is typically the wettest month (2.71 in) and January the driest (0.24 in). Snow typically falls from September through May.
Best time to visit Calhan
Full guide →Climate change signal
All-time records →0 of 366 (0%) of Calhan'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 | 0 | |
| 1920s | 0 | |
| 1930s | 0 | |
| 1940s | 0 | |
| 1950s | 28 | |
| 1960s | 162 | |
| 1970s | 35 | |
| 1980s | 36 | |
| 1990s | 10 | |
| 2000s | 71 | |
| 2010s | 24 |
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 | 43.4°F | 15.5°F | 29.5°F | 0.24 in | 4.7 in | 3 |
| February | 44.9°F | 17.3°F | 31.1°F | 0.31 in | 3.8 in | 3 |
| March | 53.1°F | 24.0°F | 38.5°F | 0.77 in | 6.5 in | 5 |
| April | 60.0°F | 30.7°F | 45.3°F | 1.59 in | 5.6 in | 6 |
| May | 69.3°F | 41.3°F | 55.3°F | 2.07 in | 0.5 in | 8 |
| June | 80.6°F | 50.6°F | 65.6°F | 1.82 in | — | 8 |
| July | 86.1°F | 56.1°F | 71.1°F | 2.71 in | — | 9 |
| August | 83.3°F | 55.0°F | 69.1°F | 2.66 in | — | 10 |
| September | 77.0°F | 45.8°F | 61.4°F | 1.00 in | 0.3 in | 5 |
| October | 63.8°F | 33.8°F | 48.8°F | 0.84 in | 1.8 in | 4 |
| November | 51.5°F | 22.7°F | 37.1°F | 0.36 in | 4.0 in | 3 |
| December | 42.8°F | 16.0°F | 29.4°F | 0.27 in | 4.1 in | 3 |
Climate twins of Calhan
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).