Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 12°F | 29°F | 21°F | 2.7" |
February | 15°F | 33°F | 24°F | 1.9" |
March | 23°F | 42°F | 33°F | 2.3" |
April | 30°F | 54°F | 43°F | 3.1" |
May | 37°F | 63°F | 52°F | 3.6" |
June | 45°F | 76°F | 63°F | 3.3" |
July | 53°F | 86°F | 74°F | 1.0" |
August | 49°F | 84°F | 70°F | 1.7" |
September | 40°F | 74°F | 60°F | 3.8" |
October | 32°F | 57°F | 45°F | 2.8" |
November | 23°F | 43°F | 34°F | 2.2" |
December | 16°F | 31°F | 23°F | 1.5" |
Index | Afton | Wyoming | National |
Air quality index | 43 | 39 | 42 |
Pollution index | 971,862 | 1,779,975 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 326 |
Days with moderate air quality | 39 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.003% |
Benzene | 0.020% |
Carbon Tetrachloride | 0.004% |
Lead | 0.001% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Fairview, WY | 78 | 43 | 14.0% |
Grover, WY | 875 | 43 | 14.0% |
Osmond, WY | 828 | 43 | 14.0% |
Smoot, WY | 369 | 43 | 14.0% |
Thayne, WY | 462 | 43 | 14.0% |
Afton, WY | 1,984 | 43 | 14.0% |
City | Population | Air Quality Index | National Avg. |
Old Saybrook Center, CT | 1,984 | 37 | 26.0% |
Lenox, MA | 1,984 | 37 | 26.0% |
Berwick, ME | 1,985 | 27 | 46.0% |
Tylertown, MS | 1,985 | 30 | 40.0% |
West Tawakoni, TX | 1,985 | 51 | 2.0% |
Afton, WY | 1,984 | 43 | 14.0% |