| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 19°F | 35°F | 27°F | 2.1" |
| February | 18°F | 36°F | 27°F | 2.0" |
| March | 29°F | 49°F | 38°F | 3.1" |
| April | 39°F | 63°F | 50°F | 3.2" |
| May | 49°F | 73°F | 61°F | 4.2" |
| June | 58°F | 80°F | 69°F | 4.8" |
| July | 61°F | 83°F | 72°F | 4.5" |
| August | 58°F | 81°F | 69°F | 3.2" |
| September | 52°F | 76°F | 63°F | 3.4" |
| October | 42°F | 64°F | 52°F | 3.6" |
| November | 32°F | 52°F | 41°F | 2.5" |
| December | 25°F | 40°F | 32°F | 2.9" |
| Index | Doylestown | Ohio | National |
| Air quality index | 43 | 40 | 42 |
| Pollution index | 11,945,900 | 4,472,386 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 278 |
| Days with moderate air quality | 84 |
| Days w/ poor A.Q. for sensitive groups | 3 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.270% |
| Benzene | 0.120% |
| Carbon Tetrachloride | 0.050% |
| Lead | 0.120% |
| Mercury | 0.030% |
| City | Population | Air Quality Index | National Avg. |
| Sawyerwood, OH | 1,604 | 43 | 14.0% |
| Sterling, OH | 342 | 43 | 14.0% |
| New Franklin, OH | 14,143 | 43 | 14.0% |
| Marshallville, OH | 896 | 43 | 14.0% |
| Gloria Glens Park, OH | 429 | 43 | 14.0% |
| Doylestown, OH | 3,070 | 43 | 14.0% |
| City | Population | Air Quality Index | National Avg. |
| Brightwaters, NY | 3,070 | 43 | 14.0% |
| Lakemore, OH | 3,070 | 43 | 14.0% |
| Canterwood, WA | 3,070 | 18 | 64.0% |
| Macon, MS | 3,069 | 36 | 28.0% |
| Hampton, NB | 3,069 | n/a | |
| Doylestown, OH | 3,070 | 43 | 14.0% |
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