Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 7°F | 28°F | 17°F | 0.4" |
February | 9°F | 31°F | 19°F | 0.8" |
March | 23°F | 47°F | 33°F | 0.9" |
April | 33°F | 60°F | 45°F | 1.9" |
May | 44°F | 71°F | 57°F | 3.3" |
June | 55°F | 81°F | 67°F | 3.1" |
July | 61°F | 89°F | 74°F | 2.0" |
August | 59°F | 86°F | 71°F | 3.0" |
September | 50°F | 77°F | 62°F | 1.6" |
October | 37°F | 61°F | 48°F | 1.8" |
November | 23°F | 46°F | 33°F | 0.4" |
December | 10°F | 29°F | 19°F | 0.7" |
Index | Tolstoy | South Dakota | National |
Air quality index | 20 | 36 | 42 |
Pollution index | 141,666 | 345,623 | 2,726,193 |
Measurement | Total |
Days measured | 122 |
Days with good air quality | 112 |
Days with moderate air quality | 10 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.002% |
Carbon Tetrachloride | 0.000% |
Lead | 0.000% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Seneca, SD | 39 | 20 | 60.0% |
Hoven, SD | 313 | 20 | 60.0% |
Lebanon, SD | 48 | 20 | 60.0% |
Onaka, SD | 28 | 20 | 60.0% |
Tolstoy, SD | 34 | 20 | 60.0% |
City | Population | Air Quality Index | National Avg. |
Amado, AZ | 34 | 31 | 38.0% |
Cotopaxi, CO | 34 | 16 | 68.0% |
Dixonville, FL | 34 | 41 | 18.0% |
Indian Creek, FL | 34 | 41 | 18.0% |
Gray, IA | 34 | 40 | 20.0% |
Tolstoy, SD | 34 | 20 | 60.0% |