| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 13°F | 39°F | 25°F | 0.6" |
| February | 16°F | 43°F | 29°F | 0.8" |
| March | 28°F | 58°F | 42°F | 1.3" |
| April | 39°F | 68°F | 53°F | 3.3" |
| May | 49°F | 78°F | 63°F | 5.7" |
| June | 61°F | 88°F | 74°F | 5.4" |
| July | 65°F | 92°F | 78°F | 3.1" |
| August | 62°F | 89°F | 75°F | 4.4" |
| September | 53°F | 83°F | 67°F | 4.6" |
| October | 40°F | 70°F | 54°F | 3.2" |
| November | 28°F | 57°F | 41°F | 1.0" |
| December | 16°F | 41°F | 27°F | 1.5" |
| Index | Walton | Nebraska | National |
| Air quality index | 31 | 86 | 42 |
| Pollution index | 2,170,910 | 590,627 | 2,726,193 |
| Measurement | Total |
| Days measured | 360 |
| Days with good air quality | 338 |
| Days with moderate air quality | 22 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.030% |
| Carbon Tetrachloride | 0.030% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Eagle, NE | 919 | 31 | 38.0% |
| Waverly, NE | 3,941 | 31 | 38.0% |
| Sprague, NE | 73 | 31 | 38.0% |
| Lincoln, NE | 286,388 | 31 | 38.0% |
| Yankee Hill, NE | 217 | 31 | 38.0% |
| Walton, NE | 407 | 31 | 38.0% |
| City | Population | Air Quality Index | National Avg. |
| Nutrioso, AZ | 407 | 44 | 12.0% |
| Bangor, CA | 407 | 44 | 12.0% |
| Dorrington, CA | 407 | 39 | 22.0% |
| Point Arena, CA | 407 | 33 | 34.0% |
| Newcastle, NE | 407 | 35 | 30.0% |
| Walton, NE | 407 | 31 | 38.0% |
Here are the best places to live in Nebraska
See the best places to live in Walton
Most Dangerous Cities In The US
Check out the 10 most dangerous cities in Nebraska