| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 30°F | 54°F | 40°F | 2.4" |
| February | 33°F | 56°F | 43°F | 5.0" |
| March | 43°F | 68°F | 54°F | 4.7" |
| April | 51°F | 75°F | 62°F | 8.7" |
| May | 59°F | 80°F | 68°F | 12.5" |
| June | 69°F | 90°F | 79°F | 8.0" |
| July | 71°F | 95°F | 82°F | 7.7" |
| August | 70°F | 94°F | 81°F | 7.9" |
| September | 62°F | 86°F | 73°F | 7.9" |
| October | 51°F | 76°F | 62°F | 11.3" |
| November | 41°F | 65°F | 52°F | 6.8" |
| December | 32°F | 53°F | 41°F | 9.8" |
| Index | Slick | Oklahoma | National |
| Air quality index | 45 | 55 | 42 |
| Pollution index | 1,685,620 | 1,271,533 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 249 |
| Days with moderate air quality | 114 |
| Days w/ poor A.Q. for sensitive groups | 2 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.030% |
| Carbon Tetrachloride | 0.004% |
| Lead | 0.020% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Depew, OK | 442 | 36 | 28.0% |
| Glenpool, OK | 13,836 | 45 | 10.0% |
| Beggs, OK | 1,377 | 45 | 10.0% |
| Kellyville, OK | 1,179 | 45 | 10.0% |
| Bristow, OK | 4,226 | 45 | 10.0% |
| Slick, OK | 234 | 45 | 10.0% |
| City | Population | Air Quality Index | National Avg. |
| Elmira, CA | 234 | 35 | 30.0% |
| Fredonia, IA | 234 | 32 | 36.0% |
| Colp, IL | 234 | 43 | 14.0% |
| Lake Ka-Ho, IL | 234 | 54 | 8.0% |
| Americus, IN | 234 | 42 | 16.0% |
| Slick, OK | 234 | 45 | 10.0% |
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