| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 24°F | 45°F | 33°F | 2.4" |
| February | 25°F | 48°F | 35°F | 2.2" |
| March | 37°F | 61°F | 48°F | 3.6" |
| April | 47°F | 72°F | 59°F | 5.4" |
| May | 57°F | 80°F | 68°F | 4.6" |
| June | 67°F | 89°F | 78°F | 5.2" |
| July | 70°F | 92°F | 81°F | 4.2" |
| August | 69°F | 91°F | 79°F | 3.6" |
| September | 61°F | 84°F | 72°F | 4.3" |
| October | 48°F | 72°F | 60°F | 3.4" |
| November | 37°F | 60°F | 48°F | 3.4" |
| December | 27°F | 47°F | 37°F | 3.5" |
| Index | Woodson Terrace | Missouri | National |
| Air quality index | 54 | 97 | 42 |
| Pollution index | 8,870,230 | 1,630,255 | 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 | 0.180% |
| Benzene | 0.060% |
| Carbon Tetrachloride | 0.020% |
| Lead | 0.030% |
| Mercury | 0.120% |
| City | Population | Air Quality Index | National Avg. |
| Lakeshire, MO | 1,435 | 54 | 8.0% |
| St. Louis, MO | 304,709 | 54 | 8.0% |
| Cahokia, IL | 14,035 | 54 | 8.0% |
| Bella Villa, MO | 798 | 54 | 8.0% |
| Twin Oaks, MO | 520 | 54 | 8.0% |
| Woodson Terrace, MO | 4,044 | 54 | 8.0% |
| City | Population | Air Quality Index | National Avg. |
| Barclay, NJ | 4,044 | 40 | 20.0% |
| Stilwell, OK | 4,044 | 36 | 28.0% |
| Trent Woods, NC | 4,043 | 42 | 16.0% |
| Whitesboro, TX | 4,043 | 325 | 550.0% |
| South Chicago Heights, IL | 4,042 | 55 | 10.0% |
| Woodson Terrace, MO | 4,044 | 54 | 8.0% |
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