| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 20°F | 36°F | 27°F | 5.6" |
| February | 20°F | 37°F | 28°F | 3.2" |
| March | 33°F | 53°F | 42°F | 4.2" |
| April | 44°F | 66°F | 54°F | 7.2" |
| May | 54°F | 75°F | 64°F | 7.5" |
| June | 63°F | 84°F | 73°F | 7.8" |
| July | 64°F | 85°F | 74°F | 7.8" |
| August | 62°F | 84°F | 73°F | 10.6" |
| September | 56°F | 79°F | 66°F | 7.9" |
| October | 45°F | 67°F | 55°F | 7.0" |
| November | 34°F | 53°F | 43°F | 6.5" |
| December | 26°F | 40°F | 32°F | 5.0" |
| Index | Covington | Indiana | National |
| Air quality index | 42 | 56 | 42 |
| Pollution index | 9,793,540 | 2,719,453 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 276 |
| Days with moderate air quality | 89 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.010% |
| Benzene | 0.070% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.001% |
| Mercury | 0.040% |
| City | Population | Air Quality Index | National Avg. |
| Danville, IL | 30,969 | 42 | 16.0% |
| Georgetown CDP, IL | 516 | 42 | 16.0% |
| Veedersburg, IN | 1,989 | 42 | 16.0% |
| State Line City, IN | 138 | 42 | 16.0% |
| Alvan, IL | 308 | 42 | 16.0% |
| Covington, IN | 2,572 | 42 | 16.0% |
| City | Population | Air Quality Index | National Avg. |
| Abbeville, AL | 2,572 | 35 | 30.0% |
| Ridgemark, CA | 2,572 | 37 | 26.0% |
| Apalachicola, FL | 2,572 | 38 | 24.0% |
| North Falmouth, MA | 2,572 | 36 | 28.0% |
| Crisfield, MD | 2,572 | 41 | 18.0% |
| Covington, IN | 2,572 | 42 | 16.0% |
Here are the best places to live in Indiana
Most Dangerous States In The US
These are the 10 cheapest cities in Indiana
See the best places to live in Covington