| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 12°F | 27°F | 19°F | 0.4" |
| February | 13°F | 30°F | 21°F | 0.5" |
| March | 28°F | 45°F | 35°F | 1.5" |
| April | 39°F | 59°F | 48°F | 3.6" |
| May | 49°F | 71°F | 59°F | 3.7" |
| June | 60°F | 80°F | 69°F | 4.4" |
| July | 64°F | 84°F | 73°F | 3.6" |
| August | 62°F | 81°F | 70°F | 3.4" |
| September | 54°F | 74°F | 63°F | 2.4" |
| October | 42°F | 60°F | 50°F | 2.5" |
| November | 31°F | 46°F | 38°F | 0.9" |
| December | 18°F | 31°F | 24°F | 1.3" |
| Index | Wabasha | Minnesota | National |
| Air quality index | 15 | 35 | 42 |
| Pollution index | 830,810 | 1,854,519 | 2,726,193 |
| Measurement | Total |
| Days measured | 57 |
| Days with good air quality | 53 |
| Days with moderate air quality | 4 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.001% |
| Benzene | 0.020% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.020% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Kellogg, MN | 450 | 15 | 70.0% |
| Minneiska, MN | 100 | 15 | 70.0% |
| Alma, WI | 680 | 15 | 70.0% |
| Cochrane, WI | 463 | 15 | 70.0% |
| Buffalo City, WI | 845 | 15 | 70.0% |
| Wabasha, MN | 2,728 | 15 | 70.0% |
| City | Population | Air Quality Index | National Avg. |
| McAdoo, PA | 2,728 | 42 | 16.0% |
| Sewanee, TN | 2,728 | 46 | 8.0% |
| Foley, MN | 2,727 | 32 | 36.0% |
| Le Center, MN | 2,727 | 46 | 8.0% |
| Coudersport, PA | 2,727 | 35 | 30.0% |
| Wabasha, MN | 2,728 | 15 | 70.0% |