Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 28°F | 43°F | 35°F | 11.3" |
February | 26°F | 43°F | 33°F | 3.1" |
March | 39°F | 61°F | 49°F | 5.3" |
April | 45°F | 68°F | 56°F | 5.9" |
May | 56°F | 80°F | 68°F | 4.4" |
June | 65°F | 88°F | 76°F | 4.0" |
July | 67°F | 88°F | 77°F | 9.1" |
August | 69°F | 91°F | 79°F | 7.4" |
September | 60°F | 84°F | 71°F | 8.8" |
October | 48°F | 72°F | 59°F | 4.0" |
November | 37°F | 59°F | 47°F | 8.5" |
December | 27°F | 42°F | 34°F | 3.1" |
Index | Millstadt | Illinois | National |
Air quality index | 54 | 41 | 42 |
Pollution index | 6,055,640 | 3,148,694 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 134 |
Days with moderate air quality | 221 |
Days w/ poor A.Q. for sensitive groups | 8 |
Days with unhealthy air quality | 2 |
Pollutant | Total |
Arsenic | 0.010% |
Benzene | 0.070% |
Carbon Tetrachloride | 0.040% |
Lead | 0.100% |
Mercury | 0.230% |
City | Population | Air Quality Index | National Avg. |
Fairmont City, IL | 2,082 | 54 | 8.0% |
Concord, MO | 18,521 | 54 | 8.0% |
Mehlville, MO | 28,824 | 54 | 8.0% |
Centreville, IL | 4,946 | 54 | 8.0% |
Swansea, IL | 14,100 | 54 | 8.0% |
Millstadt, IL | 3,882 | 54 | 8.0% |
City | Population | Air Quality Index | National Avg. |
Green Oaks, IL | 3,882 | 39 | 22.0% |
Orange, MA | 3,882 | 34 | 32.0% |
Weston, WV | 3,882 | 31 | 38.0% |
Wallace, NC | 3,883 | 34 | 32.0% |
Swanton, OH | 3,884 | 40 | 20.0% |
Millstadt, IL | 3,882 | 54 | 8.0% |