Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 12°F | 41°F | 25°F | 1.2" |
February | 19°F | 49°F | 32°F | 1.0" |
March | 24°F | 59°F | 41°F | 0.5" |
April | 29°F | 67°F | 48°F | 0.8" |
May | 37°F | 76°F | 57°F | 0.8" |
June | 46°F | 89°F | 69°F | 0.3" |
July | 55°F | 92°F | 73°F | 1.4" |
August | 52°F | 88°F | 70°F | 1.6" |
September | 44°F | 81°F | 62°F | 1.5" |
October | 32°F | 69°F | 49°F | 1.0" |
November | 22°F | 56°F | 38°F | 0.7" |
December | 16°F | 43°F | 28°F | 1.1" |
Index | Cortez | Colorado | National |
Air quality index | 44 | 38 | 42 |
Pollution index | 289,042 | 2,068,342 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 276 |
Days with moderate air quality | 89 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.002% |
Carbon Tetrachloride | 0.000% |
Lead | 0.000% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Lewis, CO | 186 | 44 | 12.0% |
Dolores, CO | 1,017 | 44 | 12.0% |
Towaoc, CO | 1,140 | 49 | 2.0% |
Cortez, CO | 8,729 | 44 | 12.0% |
City | Population | Air Quality Index | National Avg. |
Chatham, NJ | 8,729 | 51 | 2.0% |
Brigantine, NJ | 8,725 | 37 | 26.0% |
Swissvale, PA | 8,724 | 56 | 12.0% |
New Albany, MS | 8,723 | 39 | 22.0% |
Park Ridge, NJ | 8,721 | 51 | 2.0% |
Cortez, CO | 8,729 | 44 | 12.0% |