| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 19°F | 41°F | 30°F | 2.8" |
| February | 22°F | 45°F | 33°F | 0.8" |
| March | 27°F | 52°F | 40°F | 1.0" |
| April | 31°F | 56°F | 44°F | 2.8" |
| May | 40°F | 65°F | 54°F | 2.6" |
| June | 46°F | 76°F | 63°F | 3.1" |
| July | 53°F | 84°F | 71°F | 1.8" |
| August | 53°F | 81°F | 67°F | 7.4" |
| September | 46°F | 76°F | 61°F | 1.4" |
| October | 36°F | 67°F | 51°F | 1.3" |
| November | 28°F | 57°F | 42°F | 0.8" |
| December | 17°F | 40°F | 28°F | 1.2" |
| Index | Monument | Colorado | National |
| Air quality index | 45 | 38 | 42 |
| Pollution index | 1,130,190 | 2,068,342 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 259 |
| Days with moderate air quality | 106 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.020% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.010% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Green Mountain Falls, CO | 685 | 45 | 10.0% |
| Cimarron Hills, CO | 18,981 | 45 | 10.0% |
| Woodmoor, CO | 8,474 | 45 | 10.0% |
| Air Force Academy, CO | 6,368 | 45 | 10.0% |
| Woodland Park, CO | 7,943 | 45 | 10.0% |
| Monument, CO | 7,691 | 45 | 10.0% |
| City | Population | Air Quality Index | National Avg. |
| Pukalani, HI | 7,689 | 15 | 70.0% |
| Porters Neck, NC | 7,693 | 34 | 32.0% |
| Village St. George, LA | 7,688 | 45 | 10.0% |
| Lincolnshire, IL | 7,694 | 55 | 10.0% |
| Plumas Lake, CA | 7,687 | 44 | 12.0% |
| Monument, CO | 7,691 | 45 | 10.0% |
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