Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 24°F | 39°F | 31°F | 7.7" |
February | 18°F | 35°F | 26°F | 2.3" |
March | 29°F | 50°F | 39°F | 4.6" |
April | 37°F | 62°F | 49°F | 7.9" |
May | 45°F | 73°F | 59°F | 4.7" |
June | 57°F | 83°F | 70°F | 2.9" |
July | 61°F | 84°F | 72°F | 6.2" |
August | 63°F | 84°F | 73°F | 7.9" |
September | 53°F | 80°F | 65°F | 3.3" |
October | 46°F | 68°F | 56°F | 4.1" |
November | 33°F | 55°F | 44°F | 4.0" |
December | 25°F | 40°F | 32°F | 4.1" |
Index | Roswell | Ohio | National |
Air quality index | 46 | 40 | 42 |
Pollution index | 724,968 | 4,472,386 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 226 |
Days with moderate air quality | 139 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.001% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.000% |
Lead | 0.030% |
Mercury | 0.001% |
City | Population | Air Quality Index | National Avg. |
Tippecanoe, OH | 97 | 39 | 22.0% |
Deersville, OH | 12 | 39 | 22.0% |
Stone Creek, OH | 159 | 46 | 8.0% |
Bowerston, OH | 505 | 46 | 8.0% |
Midvale, OH | 905 | 46 | 8.0% |
Roswell, OH | 196 | 46 | 8.0% |
City | Population | Air Quality Index | National Avg. |
Stevinson, CA | 196 | 48 | 4.0% |
Trowbridge, CA | 196 | 44 | 12.0% |
Yolo, CA | 196 | 52 | 4.0% |
Du Pont, GA | 196 | 35 | 30.0% |
Leighton, IA | 196 | 39 | 22.0% |
Roswell, OH | 196 | 46 | 8.0% |