| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 29°F | 53°F | 39°F | 4.2" |
| February | 32°F | 56°F | 42°F | 3.7" |
| March | 43°F | 67°F | 53°F | 6.3" |
| April | 51°F | 75°F | 61°F | 9.1" |
| May | 59°F | 80°F | 69°F | 9.8" |
| June | 69°F | 89°F | 79°F | 11.6" |
| July | 72°F | 94°F | 82°F | 12.0" |
| August | 71°F | 93°F | 81°F | 8.3" |
| September | 64°F | 86°F | 73°F | 5.3" |
| October | 52°F | 75°F | 62°F | 7.5" |
| November | 42°F | 64°F | 52°F | 4.4" |
| December | 31°F | 52°F | 40°F | 4.6" |
| Index | Slaughterville | Oklahoma | National |
| Air quality index | 48 | 55 | 42 |
| Pollution index | 791,228 | 1,271,533 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 204 |
| Days with moderate air quality | 159 |
| Days w/ poor A.Q. for sensitive groups | 2 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Etowah, OK | 124 | 36 | 28.0% |
| Rosedale, OK | 32 | 36 | 28.0% |
| Pink, OK | 1,823 | 36 | 28.0% |
| Wayne, OK | 747 | 36 | 28.0% |
| Lexington, OK | 2,244 | 36 | 28.0% |
| Slaughterville, OK | 4,291 | 48 | 4.0% |
| City | Population | Air Quality Index | National Avg. |
| Chinle, AZ | 4,291 | 17 | 66.0% |
| Springville, NY | 4,290 | 39 | 22.0% |
| Geneva, AL | 4,292 | 35 | 30.0% |
| North Norfolk, MB | 4,289 | n/a | |
| West Reading, PA | 4,293 | 42 | 16.0% |
| Slaughterville, OK | 4,291 | 48 | 4.0% |
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