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 | Hebgen Lake Estates | Montana | National |
Air quality index | 25 | 34 | 42 |
Pollution index | 3,657,990 | 834,473 | 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. |
West Yellowstone, MT | 1,090 | 25 | 50.0% |
Hebgen Lake Estates, MT | 66 | 25 | 50.0% |
City | Population | Air Quality Index | National Avg. |
Ali Molina, AZ | 66 | 47 | 6.0% |
Agenda, KS | 66 | 32 | 36.0% |
Roseland, KS | 66 | 37 | 26.0% |
Burna, KY | 66 | 44 | 12.0% |
Sunburg, MN | 66 | 32 | 36.0% |
Hebgen Lake Estates, MT | 66 | 25 | 50.0% |