| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 23°F | 48°F | 34°F | 0.6" |
| February | 26°F | 51°F | 37°F | 0.7" |
| March | 39°F | 63°F | 50°F | 1.9" |
| April | 48°F | 72°F | 59°F | 4.3" |
| May | 57°F | 78°F | 67°F | 5.6" |
| June | 67°F | 88°F | 77°F | 5.7" |
| July | 70°F | 92°F | 81°F | 4.3" |
| August | 68°F | 92°F | 79°F | 3.7" |
| September | 60°F | 84°F | 70°F | 3.5" |
| October | 48°F | 73°F | 59°F | 3.5" |
| November | 37°F | 61°F | 48°F | 1.9" |
| December | 27°F | 48°F | 36°F | 1.2" |
| Index | Longton | Kansas | National |
| Air quality index | 40 | 47 | 42 |
| Pollution index | 235,434 | 989,153 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 292 |
| Days with moderate air quality | 72 |
| Days w/ poor A.Q. for sensitive groups | 1 |
| Days with unhealthy air quality | 0 |
| 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. |
| Fredonia, KS | 2,077 | 22 | 56.0% |
| New Albany, KS | 59 | 22 | 56.0% |
| Elk City, KS | 268 | 38 | 24.0% |
| Elk Falls, KS | 104 | 40 | 20.0% |
| Howard, KS | 668 | 40 | 20.0% |
| Longton, KS | 386 | 40 | 20.0% |
| City | Population | Air Quality Index | National Avg. |
| Newington, GA | 386 | 39 | 22.0% |
| Addieville, IL | 386 | 43 | 14.0% |
| Carbon Hill, IL | 386 | 0 | 100.0% |
| Clear Lake, IL | 386 | 40 | 20.0% |
| Hartsburg, IL | 386 | 44 | 12.0% |
| Longton, KS | 386 | 40 | 20.0% |
Here are the best places to live in Kansas
These are the 10 cheapest cities in Kansas
Check out the 10 most dangerous cities in Kansas
Check out the 10 safest cities in Kansas