| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 25°F | 44°F | 34°F | 4.2" |
| February | 25°F | 47°F | 35°F | 3.4" |
| March | 35°F | 59°F | 46°F | 4.1" |
| April | 45°F | 70°F | 57°F | 5.7" |
| May | 53°F | 77°F | 65°F | 5.0" |
| June | 62°F | 86°F | 74°F | 5.2" |
| July | 65°F | 88°F | 76°F | 6.1" |
| August | 64°F | 88°F | 76°F | 4.7" |
| September | 57°F | 82°F | 69°F | 3.9" |
| October | 46°F | 71°F | 57°F | 4.0" |
| November | 35°F | 59°F | 46°F | 3.0" |
| December | 29°F | 48°F | 38°F | 5.2" |
| Index | Midway | Kentucky | National |
| Air quality index | 42 | 45 | 50 |
| Pollution index | 5,590,360 | 5,222,664 | 5,066,862 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 257 |
| Days with moderate air quality | 108 |
| Days w/ poor A.Q. for sensitive groups | |
| Days with unhealthy air quality |
| Pollutant | Total |
| Arsenic | 0.003% |
| Benzene | 0.080% |
| Carbon Tetrachloride | 0.020% |
| Lead | 0.070% |
| Mercury | 0.001% |
| City, State | Population | Air Quality Index | National Avg. |
| Frankfort, KY | 27,598 | 42 | 16% |
| Stamping Ground, KY | 825 | 42 | 16% |
| Georgetown, KY | 31,708 | 42 | 16% |
| Versailles, KY | 9,091 | 42 | 16% |
| Lawrenceburg, KY | 11,081 | 42 | 16% |
| Midway, KY | 1,681 | 42 | 16% |
| City, State | Population | Air Quality Index | National Avg. |
| Woodbine, GA | 1,681 | 31 | 38% |
| Georgiana, AL | 1,681 | 37 | 26% |
| Syracuse, KS | 1,681 | 6 | 88% |
| Henderson, GA | 1,681 | 40 | 20% |
| Redfield, AR | 1,682 | 47 | 6% |
| Midway, KY | 1,681 | 42 | 16% |