Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 19°F | 46°F | 32°F | 0.5" |
February | 20°F | 48°F | 33°F | 0.5" |
March | 28°F | 58°F | 42°F | 0.9" |
April | 33°F | 63°F | 47°F | 2.0" |
May | 42°F | 70°F | 55°F | 2.3" |
June | 53°F | 85°F | 68°F | 2.0" |
July | 59°F | 88°F | 73°F | 2.3" |
August | 57°F | 86°F | 71°F | 2.1" |
September | 49°F | 79°F | 63°F | 1.7" |
October | 37°F | 67°F | 51°F | 1.3" |
November | 28°F | 58°F | 41°F | 0.4" |
December | 18°F | 45°F | 30°F | 0.5" |
Index | Upper Bear Creek | Colorado | National |
Air quality index | 47 | 38 | 42 |
Pollution index | 1,872,260 | 2,068,342 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 227 |
Days with moderate air quality | 133 |
Days w/ poor A.Q. for sensitive groups | 5 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.002% |
Benzene | 0.020% |
Carbon Tetrachloride | 0.003% |
Lead | 0.040% |
Mercury | 0.001% |
City | Population | Air Quality Index | National Avg. |
Black Hawk, CO | 98 | 47 | 6.0% |
Floyd Hill, CO | 824 | 47 | 6.0% |
Central City, CO | 531 | 47 | 6.0% |
Idaho Springs, CO | 1,848 | 47 | 6.0% |
Downieville-Lawson-Dumont, CO | 487 | 47 | 6.0% |
Upper Bear Creek, CO | 799 | 47 | 6.0% |
City | Population | Air Quality Index | National Avg. |
Keystone, CO | 799 | 47 | 6.0% |
Crossville, IL | 799 | 45 | 10.0% |
Truesdale, MO | 799 | 54 | 8.0% |
Lost City, OK | 799 | 36 | 28.0% |
Brownstown borough, PA | 799 | 45 | 10.0% |
Upper Bear Creek, CO | 799 | 47 | 6.0% |