| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 16°F | 40°F | 27°F | 0.3" |
| February | 19°F | 43°F | 29°F | 0.4" |
| March | 29°F | 58°F | 41°F | 0.8" |
| April | 38°F | 65°F | 50°F | 3.6" |
| May | 48°F | 74°F | 60°F | 3.5" |
| June | 59°F | 84°F | 71°F | 3.8" |
| July | 64°F | 89°F | 76°F | 2.7" |
| August | 61°F | 86°F | 73°F | 3.5" |
| September | 52°F | 80°F | 64°F | 1.7" |
| October | 39°F | 67°F | 51°F | 1.8" |
| November | 27°F | 54°F | 39°F | 0.8" |
| December | 16°F | 39°F | 26°F | 0.4" |
| Index | Overton | Nebraska | National |
| Air quality index | 19 | 86 | 42 |
| Pollution index | 5,232,950 | 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 | 0.010% |
| Benzene | 0.080% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.010% |
| Mercury | 0.010% |
| City | Population | Air Quality Index | National Avg. |
| Lexington, NE | 10,069 | 19 | 62.0% |
| Bertrand, NE | 741 | 19 | 62.0% |
| Odessa, NE | 57 | 19 | 62.0% |
| Smithfield, NE | 91 | 19 | 62.0% |
| Amherst, NE | 172 | 19 | 62.0% |
| Overton, NE | 702 | 19 | 62.0% |
| City | Population | Air Quality Index | National Avg. |
| Cherry Valley, AR | 702 | 45 | 10.0% |
| Traver, CA | 702 | 66 | 32.0% |
| Bradley Junction, FL | 702 | 36 | 28.0% |
| Fort White, FL | 702 | 38 | 24.0% |
| Schaller, IA | 702 | 35 | 30.0% |
| Overton, NE | 702 | 19 | 62.0% |
Here are the best places to live in Nebraska
Most Dangerous States In The US
These are the largest cities in Nebraska
Check out the 10 most dangerous cities in Nebraska