Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 1°F | 24°F | 12°F | 3.4" |
February | 3°F | 28°F | 15°F | 2.3" |
March | 9°F | 36°F | 22°F | 2.3" |
April | 17°F | 43°F | 29°F | 2.5" |
May | 26°F | 52°F | 38°F | 2.5" |
June | 33°F | 64°F | 48°F | 2.2" |
July | 39°F | 74°F | 56°F | 1.5" |
August | 37°F | 72°F | 54°F | 1.4" |
September | 31°F | 63°F | 45°F | 1.7" |
October | 24°F | 48°F | 34°F | 2.2" |
November | 13°F | 34°F | 23°F | 2.3" |
December | 3°F | 23°F | 13°F | 3.1" |
Index | Mammoth | Wyoming | National |
Air quality index | 25 | 39 | 42 |
Pollution index | 3,657,990 | 1,779,975 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 337 |
Days with moderate air quality | 28 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.040% |
Benzene | 0.040% |
Carbon Tetrachloride | 0.010% |
Lead | 0.040% |
Mercury | 0.030% |
City | Population | Air Quality Index | National Avg. |
Corwin Springs, MT | 110 | 25 | 50.0% |
Gardiner, MT | 893 | 25 | 50.0% |
Jardine, MT | 41 | 25 | 50.0% |
Mammoth, WY | 83 | 25 | 50.0% |
City | Population | Air Quality Index | National Avg. |
Gulkana, AK | 83 | 31 | 38.0% |
Pilot Point, AK | 83 | 31 | 38.0% |
Higden, AR | 83 | 45 | 10.0% |
Patmos, AR | 83 | 39 | 22.0% |
Ledyard, IA | 83 | 15 | 70.0% |
Mammoth, WY | 83 | 25 | 50.0% |