Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 15°F | 36°F | 25°F | 1.0" |
February | 17°F | 38°F | 27°F | 1.0" |
March | 24°F | 48°F | 35°F | 1.3" |
April | 31°F | 57°F | 43°F | 1.9" |
May | 38°F | 64°F | 51°F | 4.9" |
June | 46°F | 75°F | 60°F | 3.7" |
July | 52°F | 84°F | 68°F | 2.4" |
August | 52°F | 83°F | 67°F | 2.0" |
September | 43°F | 70°F | 56°F | 4.8" |
October | 33°F | 60°F | 46°F | 2.5" |
November | 24°F | 46°F | 34°F | 0.9" |
December | 12°F | 31°F | 22°F | 1.0" |
Index | Augusta | Montana | National |
Air quality index | 21 | 34 | 42 |
Pollution index | 1,148,190 | 834,473 | 2,726,193 |
Measurement | Total |
Days measured | 363 |
Days with good air quality | 350 |
Days with moderate air quality | 12 |
Days w/ poor A.Q. for sensitive groups | 1 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.020% |
Carbon Tetrachloride | 0.002% |
Lead | 0.010% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Augusta, MT | 238 | 21 | 58.0% |
City | Population | Air Quality Index | National Avg. |
Edwardsville, AL | 238 | 43 | 14.0% |
Magness, AR | 238 | 45 | 10.0% |
Dripping Springs, AZ | 238 | 47 | 6.0% |
Blencoe, IA | 238 | 35 | 30.0% |
Luana, IA | 238 | 35 | 30.0% |
Augusta, MT | 238 | 21 | 58.0% |