| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 37°F | 61°F | 48°F | 4.3" |
| February | 39°F | 65°F | 51°F | 4.8" |
| March | 47°F | 74°F | 59°F | 3.0" |
| April | 53°F | 80°F | 66°F | 5.1" |
| May | 61°F | 87°F | 73°F | 2.8" |
| June | 69°F | 93°F | 80°F | 3.6" |
| July | 71°F | 94°F | 81°F | 4.1" |
| August | 72°F | 94°F | 81°F | 4.0" |
| September | 66°F | 89°F | 76°F | 2.8" |
| October | 54°F | 81°F | 66°F | 2.3" |
| November | 43°F | 71°F | 56°F | 3.1" |
| December | 41°F | 65°F | 52°F | 6.7" |
| Index | Midway | Alabama | National |
| Air quality index | 52 | 37 | 42 |
| Pollution index | 2,001,960 | 3,012,339 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 171 |
| Days with moderate air quality | 193 |
| Days w/ poor A.Q. for sensitive groups | 1 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.050% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Clayton, AL | 2,930 | 35 | 30.0% |
| Hurtsboro, AL | 495 | 42 | 16.0% |
| Union Springs, AL | 3,590 | 52 | 4.0% |
| Midway, AL | 518 | 52 | 4.0% |
| City | Population | Air Quality Index | National Avg. |
| Hytop, AL | 518 | 44 | 12.0% |
| Martensdale, IA | 518 | 39 | 22.0% |
| Lake, MS | 518 | 36 | 28.0% |
| Tremont, MS | 518 | 39 | 22.0% |
| Vienna Center, OH | 518 | 42 | 16.0% |
| Midway, AL | 518 | 52 | 4.0% |