Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 22°F | 36°F | 29°F | 2.2" |
February | 22°F | 38°F | 29°F | 2.6" |
March | 33°F | 51°F | 41°F | 4.9" |
April | 43°F | 64°F | 53°F | 4.3" |
May | 53°F | 74°F | 63°F | 5.0" |
June | 61°F | 81°F | 71°F | 4.4" |
July | 64°F | 82°F | 73°F | 8.1" |
August | 62°F | 82°F | 72°F | 7.0" |
September | 55°F | 76°F | 65°F | 5.2" |
October | 44°F | 65°F | 54°F | 5.1" |
November | 34°F | 53°F | 43°F | 4.0" |
December | 27°F | 41°F | 34°F | 2.7" |
Index | Derby | Ohio | National |
Air quality index | 46 | 40 | 42 |
Pollution index | 2,306,000 | 4,472,386 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 237 |
Days with moderate air quality | 127 |
Days w/ poor A.Q. for sensitive groups | 1 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.710% |
Benzene | 0.020% |
Carbon Tetrachloride | 0.003% |
Lead | 0.020% |
Mercury | 0.070% |
City | Population | Air Quality Index | National Avg. |
Pancoastburg, OH | 43 | 38 | 24.0% |
Darbyville, OH | 206 | 38 | 24.0% |
Williamsport, OH | 962 | 38 | 24.0% |
Midway, OH | 300 | 38 | 24.0% |
Bloomingburg, OH | 966 | 38 | 24.0% |
Derby, OH | 543 | 46 | 8.0% |
City | Population | Air Quality Index | National Avg. |
Avon, AL | 543 | 35 | 30.0% |
Gilman, IA | 543 | 37 | 26.0% |
St. Paul, KS | 543 | 38 | 24.0% |
Edmeston, NY | 543 | 27 | 46.0% |
Waterford, OH | 543 | 35 | 30.0% |
Derby, OH | 543 | 46 | 8.0% |