| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 10°F | 39°F | 24°F | 0.3" |
| February | 13°F | 42°F | 26°F | 0.4" |
| March | 23°F | 57°F | 38°F | 0.6" |
| April | 30°F | 62°F | 45°F | 2.2" |
| May | 39°F | 71°F | 54°F | 3.0" |
| June | 50°F | 84°F | 67°F | 2.8" |
| July | 57°F | 91°F | 73°F | 1.7" |
| August | 55°F | 89°F | 71°F | 1.7" |
| September | 44°F | 80°F | 61°F | 1.6" |
| October | 31°F | 65°F | 46°F | 1.1" |
| November | 20°F | 53°F | 35°F | 0.3" |
| December | 8°F | 38°F | 22°F | 0.4" |
| Index | Hemingford | Nebraska | National |
| Air quality index | 19 | 86 | 42 |
| Pollution index | 234,664 | 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 | 0.004% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.020% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Berea, NE | 37 | 19 | 62.0% |
| Hemingford, NE | 740 | 19 | 62.0% |
| City | Population | Air Quality Index | National Avg. |
| Middletown, CA | 740 | 31 | 38.0% |
| Ochlocknee, GA | 740 | 40 | 20.0% |
| Quasqueton, IA | 740 | 39 | 22.0% |
| Wilton, ND | 740 | 36 | 28.0% |
| Felicity, OH | 740 | 54 | 8.0% |
| Hemingford, NE | 740 | 19 | 62.0% |