Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | -2°F | 35°F | 15°F | 0.4" |
February | 6°F | 43°F | 24°F | 0.3" |
March | 17°F | 56°F | 36°F | 0.6" |
April | 24°F | 63°F | 44°F | 0.7" |
May | 32°F | 71°F | 52°F | 0.7" |
June | 40°F | 83°F | 63°F | 0.3" |
July | 47°F | 85°F | 66°F | 1.4" |
August | 44°F | 82°F | 63°F | 1.1" |
September | 36°F | 77°F | 56°F | 1.1" |
October | 25°F | 66°F | 44°F | 0.8" |
November | 12°F | 53°F | 31°F | 0.5" |
December | 0°F | 38°F | 18°F | 0.5" |
Index | South Fork | Colorado | National |
Air quality index | 44 | 38 | 42 |
Pollution index | 888,080 | 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 | 0.010% |
Benzene | 0.020% |
Carbon Tetrachloride | 0.000% |
Lead | 0.004% |
Mercury | 0.001% |
City | Population | Air Quality Index | National Avg. |
Alpine, CO | 202 | 44 | 12.0% |
Gerrard, CO | 271 | 44 | 12.0% |
South Fork, CO | 369 | 44 | 12.0% |
City | Population | Air Quality Index | National Avg. |
Forbestown, CA | 369 | 46 | 8.0% |
Topaz, CA | 369 | 13 | 74.0% |
Kelley, IA | 369 | 37 | 26.0% |
Tetonia, ID | 369 | 43 | 14.0% |
Thomson, IL | 369 | 42 | 16.0% |
South Fork, CO | 369 | 44 | 12.0% |