| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 17°F | 35°F | 26°F | 2.9" |
| February | 18°F | 37°F | 27°F | 2.4" |
| March | 28°F | 51°F | 39°F | 3.1" |
| April | 38°F | 65°F | 51°F | 4.0" |
| May | 49°F | 75°F | 62°F | 4.9" |
| June | 59°F | 84°F | 71°F | 5.1" |
| July | 62°F | 86°F | 74°F | 4.1" |
| August | 60°F | 84°F | 72°F | 4.4" |
| September | 53°F | 79°F | 65°F | 3.3" |
| October | 42°F | 67°F | 53°F | 2.9" |
| November | 31°F | 53°F | 42°F | 3.2" |
| December | 23°F | 39°F | 31°F | 3.1" |
| Index | Hillside Acres | Fort Wayne | Indiana |
| Air quality index | 47 | 47 | 56 |
| Pollution index | 1,644,960 | 1,165,120 | 3,773,618 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 219 |
| Days with moderate air quality | 145 |
| Days w/ poor A.Q. for sensitive groups | 1 |
| Days with unhealthy air quality |
| Pollutant | Total |
| Arsenic | 0.002% |
| Benzene | 0.020% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.100% |
| Mercury | 0.110% |
| City, State | Population | Air Quality Index | National Avg. |
| Markle, IN | 1,209 | 33 | 34% |
| Uniondale, IN | 309 | 33 | 34% |
| Huntington, IN | 17,340 | 33 | 34% |
| Zanesville, IN | 573 | 33 | 34% |
| Roanoke, IN | 1,754 | 33 | 34% |
| Fort Wayne, IN | 260,954 | 47 | 6% |
| City, State | Population | Air Quality Index | National Avg. |
| Chula Vista, CA | 260,598 | 61 | 22% |
| Jersey City, NJ | 261,666 | 53 | 6% |
| Buffalo, NY | 258,989 | 41 | 18% |
| Orlando, FL | 263,306 | 36 | 28% |
| St. Petersburg, FL | 253,585 | 43 | 14% |
| Fort Wayne, IN | 260,954 | 47 | 6% |