| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 14°F | 31°F | 22°F | 2.9" |
| February | 18°F | 35°F | 26°F | 1.6" |
| March | 30°F | 49°F | 38°F | 2.6" |
| April | 38°F | 61°F | 48°F | 5.8" |
| May | 50°F | 74°F | 61°F | 5.4" |
| June | 59°F | 83°F | 71°F | 6.3" |
| July | 66°F | 90°F | 78°F | 3.9" |
| August | 61°F | 85°F | 72°F | 5.2" |
| September | 51°F | 74°F | 62°F | 2.8" |
| October | 40°F | 63°F | 51°F | 8.9" |
| November | 33°F | 51°F | 41°F | 2.9" |
| December | 20°F | 35°F | 27°F | 3.2" |
| Index | Cherokee Garden | Madison | Wisconsin |
| Air quality index | 42 | 42 | 69 |
| Pollution index | 1,728,820 | 1,728,820 | 3,316,877 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 250 |
| Days with moderate air quality | 115 |
| Days w/ poor A.Q. for sensitive groups | |
| Days with unhealthy air quality |
| Pollutant | Total |
| Arsenic | 0.003% |
| Benzene | 0.030% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.001% |
| Mercury | 0.002% |
| City, State | Population | Air Quality Index | National Avg. |
| Lodi, WI | 3,044 | 36 | 28% |
| Cottage Grove, WI | 6,729 | 42 | 16% |
| DeForest, WI | 9,468 | 42 | 16% |
| Maple Bluff, WI | 1,452 | 42 | 16% |
| Sun Prairie, WI | 31,721 | 42 | 16% |
| Madison, WI | 246,034 | 42 | 16% |
| City, State | Population | Air Quality Index | National Avg. |
| Norfolk, VA | 245,724 | 39 | 22% |
| Irvine, CA | 246,992 | 85 | 70% |
| Lubbock, TX | 244,507 | 26 | 48% |
| Chandler, AZ | 242,131 | 74 | 48% |
| Laredo, TX | 251,671 | 38 | 24% |
| Madison, WI | 246,034 | 42 | 16% |