| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 22°F | 35°F | 28°F | 3.8" |
| February | 16°F | 30°F | 23°F | 1.6" |
| March | 28°F | 47°F | 36°F | 3.5" |
| April | 38°F | 60°F | 48°F | 6.2" |
| May | 49°F | 72°F | 60°F | 2.5" |
| June | 61°F | 84°F | 72°F | 4.9" |
| July | 63°F | 84°F | 73°F | 7.4" |
| August | 64°F | 84°F | 73°F | 8.9" |
| September | 56°F | 80°F | 67°F | 4.4" |
| October | 48°F | 67°F | 57°F | 2.8" |
| November | 33°F | 51°F | 42°F | 4.5" |
| December | 22°F | 34°F | 28°F | 4.2" |
| Index | Old West End | Toledo | Ohio |
| Air quality index | 40 | 40 | 40 |
| Pollution index | 13,229,000 | 13,229,000 | 4,472,386 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 291 |
| Days with moderate air quality | 73 |
| Days w/ poor A.Q. for sensitive groups | 1 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.150% |
| Benzene | 0.070% |
| Carbon Tetrachloride | 0.020% |
| Lead | 0.070% |
| Mercury | 0.220% |
| City | Population | Air Quality Index | National Avg. |
| Luna Pier, MI | 1,134 | 1 | 98.0% |
| Sylvania, OH | 19,242 | 40 | 20.0% |
| Stony Ridge, OH | 601 | 40 | 20.0% |
| Curtice, OH | 1,251 | 40 | 20.0% |
| Oregon, OH | 20,007 | 40 | 20.0% |
| Toledo, OH | 275,116 | 40 | 20.0% |
| City | Population | Air Quality Index | National Avg. |
| Durham, NC | 276,341 | 44 | 12.0% |
| Irvine, CA | 272,694 | 89 | 78.0% |
| Saskatoon, SK | 281,340 | n/a | |
| Chula Vista, CA | 268,779 | 64 | 28.0% |
| Fort Wayne, IN | 268,378 | 45 | 10.0% |
| Toledo, OH | 275,116 | 40 | 20.0% |
Here are the best places to live in Ohio
Check out the 10 most dangerous cities in Ohio
Safest Cities In The US
These are the 10 cheapest cities in Ohio