| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 18°F | 36°F | 26°F | 1.8" |
| February | 20°F | 40°F | 28°F | 2.7" |
| March | 32°F | 55°F | 42°F | 3.3" |
| April | 43°F | 66°F | 53°F | 7.0" |
| May | 53°F | 76°F | 64°F | 8.3" |
| June | 64°F | 85°F | 74°F | 9.6" |
| July | 68°F | 89°F | 78°F | 7.1" |
| August | 66°F | 86°F | 75°F | 9.6" |
| September | 57°F | 79°F | 67°F | 7.6" |
| October | 45°F | 67°F | 54°F | 7.4" |
| November | 32°F | 54°F | 41°F | 4.1" |
| December | 21°F | 39°F | 29°F | 5.5" |
| Index | Richfield | Nebraska | National |
| Air quality index | 40 | 86 | 42 |
| Pollution index | 2,170,910 | 590,627 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 283 |
| Days with moderate air quality | 82 |
| 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. |
| Murdock, NE | 177 | 31 | 38.0% |
| Council Bluffs, IA | 62,376 | 40 | 20.0% |
| Offutt AFB, NE | 5,280 | 40 | 20.0% |
| Ralston, NE | 7,305 | 40 | 20.0% |
| Chalco, NE | 10,092 | 40 | 20.0% |
| Richfield, NE | 14 | 40 | 20.0% |
| City | Population | Air Quality Index | National Avg. |
| Graniteville, CA | 14 | 44 | 12.0% |
| Lowman, ID | 14 | 36 | 28.0% |
| State Line, ID | 14 | 43 | 14.0% |
| Wenonah, IL | 14 | 40 | 20.0% |
| Mound, LA | 14 | 44 | 12.0% |
| Richfield, NE | 14 | 40 | 20.0% |
Here are the best places to live in Nebraska
Check out the 10 safest cities in Nebraska
See the best places to live in Richfield
Most Dangerous States In The US