| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 11°F | 30°F | 20°F | 1.0" |
| February | 12°F | 33°F | 22°F | 1.0" |
| March | 26°F | 49°F | 37°F | 2.0" |
| April | 37°F | 63°F | 49°F | 4.5" |
| May | 48°F | 74°F | 60°F | 3.5" |
| June | 58°F | 83°F | 70°F | 6.0" |
| July | 62°F | 86°F | 73°F | 4.7" |
| August | 60°F | 84°F | 71°F | 5.1" |
| September | 52°F | 77°F | 63°F | 2.6" |
| October | 40°F | 64°F | 51°F | 3.1" |
| November | 29°F | 50°F | 39°F | 1.6" |
| December | 17°F | 34°F | 25°F | 2.0" |
| Index | Boscobel | Wisconsin | National |
| Air quality index | 29 | 69 | 42 |
| Pollution index | 1,068,810 | 2,842,418 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 304 |
| Days with moderate air quality | 60 |
| Days w/ poor A.Q. for sensitive groups | 1 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.001% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.000% |
| Mercury | 0.001% |
| City | Population | Air Quality Index | National Avg. |
| Fennimore, WI | 2,495 | 29 | 42.0% |
| Mount Hope, WI | 251 | 29 | 42.0% |
| Montfort, WI | 688 | 29 | 42.0% |
| Steuben, WI | 116 | 29 | 42.0% |
| Patch Grove, WI | 179 | 29 | 42.0% |
| Boscobel, WI | 3,128 | 29 | 42.0% |
| City | Population | Air Quality Index | National Avg. |
| Blue Earth, MN | 3,128 | 15 | 70.0% |
| Balcones Heights, TX | 3,128 | 49 | 2.0% |
| Clare, MI | 3,127 | 36 | 28.0% |
| Paspébiac, QC | 3,127 | n/a | |
| Jones, OK | 3,129 | 48 | 4.0% |
| Boscobel, WI | 3,128 | 29 | 42.0% |
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