| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 31°F | 48°F | 38°F | 4.1" |
| February | 22°F | 45°F | 33°F | 3.8" |
| March | 31°F | 55°F | 41°F | 8.2" |
| April | 46°F | 69°F | 56°F | 11.0" |
| May | 56°F | 78°F | 66°F | 0.8" |
| June | 65°F | 83°F | 74°F | 12.8" |
| July | 68°F | 86°F | 76°F | 7.5" |
| August | 65°F | 85°F | 74°F | 5.1" |
| September | 61°F | 82°F | 70°F | 4.7" |
| October | 48°F | 71°F | 58°F | 13.4" |
| November | 38°F | 59°F | 46°F | 3.2" |
| December | 32°F | 50°F | 40°F | 7.1" |
| Index | Westwood | Kentucky | National |
| Air quality index | 42 | 45 | 42 |
| Pollution index | 2,383,860 | 1,369,131 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 299 |
| Days with moderate air quality | 66 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.002% |
| Benzene | 0.030% |
| Carbon Tetrachloride | 0.004% |
| Lead | 0.120% |
| Mercury | 0.020% |
| City | Population | Air Quality Index | National Avg. |
| Hanging Rock, OH | 168 | 14 | 72.0% |
| Worthington, KY | 1,639 | 14 | 72.0% |
| Wurtland, KY | 1,452 | 14 | 72.0% |
| Greenup, KY | 1,233 | 14 | 72.0% |
| Franklin Furnace, OH | 1,795 | 14 | 72.0% |
| Westwood, KY | 4,654 | 42 | 16.0% |
| City | Population | Air Quality Index | National Avg. |
| Neptune City, NJ | 4,654 | 51 | 2.0% |
| Dansville, NY | 4,653 | 37 | 26.0% |
| Mansfield, LA | 4,652 | 39 | 22.0% |
| Kingsville, MD | 4,649 | 46 | 8.0% |
| Lake Tansi, TN | 4,649 | 53 | 6.0% |
| Westwood, KY | 4,654 | 42 | 16.0% |
Here are the best places to live in Kentucky
Check out the 10 most dangerous cities in Kentucky
See the best places to live in Westwood
Most Dangerous States In The US