Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 11°F | 38°F | 24°F | 0.4" |
February | 14°F | 41°F | 26°F | 0.4" |
March | 25°F | 57°F | 39°F | 0.8" |
April | 33°F | 62°F | 46°F | 2.3" |
May | 41°F | 71°F | 55°F | 3.0" |
June | 52°F | 84°F | 67°F | 2.9" |
July | 59°F | 92°F | 75°F | 2.2" |
August | 56°F | 90°F | 72°F | 1.7" |
September | 47°F | 81°F | 62°F | 1.2" |
October | 34°F | 65°F | 48°F | 1.3" |
November | 21°F | 52°F | 36°F | 0.7" |
December | 10°F | 37°F | 23°F | 0.5" |
Index | Pine Ridge | South Dakota | National |
Air quality index | 44 | 36 | 42 |
Pollution index | 193,792 | 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 | 0.004% |
Carbon Tetrachloride | 0.001% |
Lead | 0.000% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Manderson-White Horse Creek, SD | 405 | 44 | 12.0% |
Oglala, SD | 1,816 | 44 | 12.0% |
Wounded Knee, SD | 197 | 44 | 12.0% |
White Clay, NE | 0 | 44 | 12.0% |
Pine Ridge, SD | 2,984 | 44 | 12.0% |
City | Population | Air Quality Index | National Avg. |
Byrnes Mill, MO | 2,983 | 54 | 8.0% |
Versailles, MO | 2,983 | 39 | 22.0% |
Tularosa, NM | 2,983 | 10 | 80.0% |
East Douglas, MA | 2,985 | 40 | 20.0% |
Walsenburg, CO | 2,982 | 20 | 60.0% |
Pine Ridge, SD | 2,984 | 44 | 12.0% |