| 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 | Nicholasville | Kentucky | National |
| Air quality index | 42 | 45 | 50 |
| Pollution index | 1,209,030 | 5,222,664 | 5,066,862 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 303 |
| Days with moderate air quality | 62 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.001% |
| Benzene | 0.020% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.003% |
| Mercury | 0.000% |
| City, State | Population | Air Quality Index | National Avg. |
| Lexington-Fayette, KY | 311,529 | 42 | 16% |
| Versailles, KY | 9,091 | 42 | 16% |
| Burgin, KY | 1,266 | 42 | 16% |
| Wilmore, KY | 6,181 | 42 | 16% |
| High Bridge, KY | 264 | 42 | 16% |
| Nicholasville, KY | 29,249 | 42 | 16% |
| City, State | Population | Air Quality Index | National Avg. |
| Fleming Island, FL | 29,247 | 43 | 14% |
| Lake Magdalene, FL | 29,233 | 43 | 14% |
| Oak Ridge, TN | 29,285 | 53 | 6% |
| Williamsport, PA | 29,180 | 35 | 30% |
| Herriman, UT | 29,176 | 51 | 2% |
| Nicholasville, KY | 29,249 | 42 | 16% |
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