Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 20°F | 36°F | 28°F | 3.1" |
February | 20°F | 39°F | 29°F | 4.1" |
March | 32°F | 53°F | 41°F | 6.6" |
April | 42°F | 66°F | 53°F | 6.2" |
May | 52°F | 75°F | 63°F | 5.9" |
June | 61°F | 83°F | 71°F | 7.9" |
July | 63°F | 84°F | 73°F | 7.6" |
August | 61°F | 84°F | 72°F | 5.1" |
September | 54°F | 78°F | 65°F | 6.7" |
October | 44°F | 67°F | 54°F | 5.4" |
November | 33°F | 53°F | 42°F | 4.5" |
December | 26°F | 42°F | 33°F | 5.4" |
Index | Northridge | Ohio | National |
Air quality index | 45 | 40 | 42 |
Pollution index | 1,015,950 | 4,472,386 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 220 |
Days with moderate air quality | 143 |
Days w/ poor A.Q. for sensitive groups | 2 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.001% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.002% |
Lead | 0.010% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Tremont City, OH | 307 | 45 | 10.0% |
Yellow Springs, OH | 3,972 | 45 | 10.0% |
Donnelsville, OH | 329 | 45 | 10.0% |
Springfield, OH | 58,957 | 45 | 10.0% |
Holiday Valley, OH | 1,573 | 45 | 10.0% |
Northridge, OH | 7,318 | 45 | 10.0% |
City | Population | Air Quality Index | National Avg. |
Washington, IA | 7,318 | 35 | 30.0% |
Barberton, WA | 7,317 | 38 | 24.0% |
Mills River, NC | 7,319 | 44 | 12.0% |
Mexia, TX | 7,319 | 41 | 18.0% |
Winooski, VT | 7,320 | 37 | 26.0% |
Northridge, OH | 7,318 | 45 | 10.0% |