| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 11°F | 42°F | 25°F | 0.4" |
| February | 14°F | 46°F | 28°F | 0.7" |
| March | 24°F | 59°F | 40°F | 1.0" |
| April | 33°F | 66°F | 48°F | 2.8" |
| May | 42°F | 75°F | 58°F | 3.7" |
| June | 54°F | 86°F | 70°F | 3.8" |
| July | 60°F | 92°F | 75°F | 3.2" |
| August | 58°F | 89°F | 72°F | 2.9" |
| September | 47°F | 83°F | 64°F | 1.9" |
| October | 34°F | 69°F | 50°F | 2.0" |
| November | 22°F | 56°F | 37°F | 0.3" |
| December | 11°F | 41°F | 24°F | 0.6" |
| Index | Hershey | Nebraska | National |
| Air quality index | 19 | 86 | 42 |
| Pollution index | 758,341 | 590,627 | 2,726,193 |
| Measurement | Total |
| Days measured | 60 |
| Days with good air quality | 55 |
| Days with moderate air quality | 5 |
| Days w/ poor A.Q. for sensitive groups | |
| Days with unhealthy air quality |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.001% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| North Platte, NE | 23,734 | 19 | 62.0% |
| Sutherland, NE | 1,597 | 19 | 62.0% |
| Hershey, NE | 604 | 19 | 62.0% |
| City | Population | Air Quality Index | National Avg. |
| Turrell, AR | 604 | 45 | 10.0% |
| Greenwood, FL | 604 | 35 | 30.0% |
| Paukaa, HI | 604 | 16 | 68.0% |
| Lyndon, IL | 604 | 42 | 16.0% |
| Dexter, KS | 604 | 40 | 20.0% |
| Hershey, NE | 604 | 19 | 62.0% |
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