Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 12°F | 36°F | 23°F | 0.3" |
February | 14°F | 40°F | 25°F | 0.5" |
March | 24°F | 53°F | 37°F | 0.9" |
April | 33°F | 63°F | 47°F | 2.0" |
May | 43°F | 72°F | 57°F | 2.9" |
June | 54°F | 84°F | 68°F | 3.2" |
July | 61°F | 94°F | 77°F | 1.5" |
August | 58°F | 91°F | 73°F | 1.8" |
September | 48°F | 82°F | 64°F | 1.0" |
October | 36°F | 65°F | 49°F | 1.5" |
November | 23°F | 52°F | 36°F | 0.4" |
December | 11°F | 35°F | 22°F | 1.1" |
Index | Norris | South Dakota | National |
Air quality index | 44 | 36 | 42 |
Pollution index | 85,362 | 345,623 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 274 |
Days with moderate air quality | 87 |
Days w/ poor A.Q. for sensitive groups | 4 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.001% |
Carbon Tetrachloride | 0.000% |
Lead | 0.000% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Parmelee, SD | 538 | 44 | 12.0% |
Soldier Creek, SD | 525 | 44 | 12.0% |
Corn Creek, SD | 125 | 44 | 12.0% |
Norris, SD | 148 | 44 | 12.0% |
City | Population | Air Quality Index | National Avg. |
Billingsley, AL | 148 | 52 | 4.0% |
Turin, IA | 148 | 35 | 30.0% |
Ada, KS | 148 | 32 | 36.0% |
Allen, KY | 148 | 42 | 16.0% |
Fairview city, KY | 148 | 40 | 20.0% |
Norris, SD | 148 | 44 | 12.0% |