| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 18°F | 32°F | 24°F | 2.5" |
| February | 17°F | 30°F | 23°F | 2.7" |
| March | 28°F | 45°F | 36°F | 2.6" |
| April | 37°F | 58°F | 46°F | 3.8" |
| May | 47°F | 69°F | 57°F | 4.3" |
| June | 59°F | 81°F | 70°F | 3.9" |
| July | 60°F | 82°F | 71°F | 3.3" |
| August | 62°F | 81°F | 71°F | 9.0" |
| September | 55°F | 78°F | 66°F | 3.6" |
| October | 46°F | 65°F | 55°F | 3.5" |
| November | 31°F | 48°F | 39°F | 3.6" |
| December | 17°F | 30°F | 24°F | 2.3" |
| Index | Pleasant Prairie | Wisconsin | National |
| Air quality index | 39 | 69 | 42 |
| Pollution index | 3,131,700 | 2,842,418 | 2,726,193 |
| Measurement | Total |
| Days measured | 203 |
| Days with good air quality | 174 |
| Days with moderate air quality | 28 |
| Days w/ poor A.Q. for sensitive groups | 1 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.010% |
| Benzene | 0.030% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.004% |
| Mercury | 0.360% |
| City | Population | Air Quality Index | National Avg. |
| Grandwood Park, IL | 5,247 | 39 | 22.0% |
| Venetian Village, IL | 2,652 | 39 | 22.0% |
| Fox Lake Hills, IL | 2,170 | 39 | 22.0% |
| Camp Lake, WI | 4,340 | 39 | 22.0% |
| Wadsworth, IL | 3,604 | 39 | 22.0% |
| Pleasant Prairie, WI | 21,762 | 39 | 22.0% |
| City | Population | Air Quality Index | National Avg. |
| Oxford, AL | 21,765 | 38 | 24.0% |
| Red Deer County, AB | 21,767 | n/a | |
| Selden, NY | 21,786 | 43 | 14.0% |
| Squamish, BC | 21,730 | n/a | |
| East Ridge, TN | 21,728 | 46 | 8.0% |
| Pleasant Prairie, WI | 21,762 | 39 | 22.0% |