| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 13°F | 44°F | 27°F | 0.4" |
| February | 16°F | 47°F | 29°F | 0.6" |
| March | 25°F | 60°F | 40°F | 0.9" |
| April | 32°F | 66°F | 47°F | 2.0" |
| May | 41°F | 74°F | 56°F | 3.0" |
| June | 52°F | 87°F | 69°F | 2.7" |
| July | 59°F | 94°F | 75°F | 1.5" |
| August | 56°F | 91°F | 72°F | 1.3" |
| September | 46°F | 84°F | 62°F | 1.3" |
| October | 33°F | 68°F | 49°F | 1.2" |
| November | 23°F | 57°F | 37°F | 0.8" |
| December | 11°F | 42°F | 25°F | 0.7" |
| Index | Mitchell | Nebraska | National |
| Air quality index | 19 | 86 | 42 |
| Pollution index | 153,407 | 590,627 | 2,726,193 |
| Measurement | Total |
| Days measured | 113 |
| Days with good air quality | 110 |
| Days with moderate air quality | 3 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.001% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Lyman, NE | 408 | 19 | 62.0% |
| Terrytown, NE | 1,048 | 19 | 62.0% |
| Morrill, NE | 812 | 19 | 62.0% |
| Gering, NE | 8,421 | 19 | 62.0% |
| Henry, NE | 93 | 19 | 62.0% |
| Mitchell, NE | 1,980 | 19 | 62.0% |
| City | Population | Air Quality Index | National Avg. |
| Tappahannock, VA | 1,980 | 44 | 12.0% |
| Cross Lake 19A, MB | 1,980 | n/a | |
| Peace No. 135, AB | 1,980 | n/a | |
| Uniontown, AL | 1,981 | 35 | 30.0% |
| Chuluota, FL | 1,981 | 39 | 22.0% |
| Mitchell, NE | 1,980 | 19 | 62.0% |