| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 29°F | 48°F | 37°F | 7.9" |
| February | 33°F | 55°F | 43°F | 4.3" |
| March | 45°F | 69°F | 55°F | 4.2" |
| April | 48°F | 71°F | 59°F | 4.5" |
| May | 60°F | 80°F | 69°F | 9.0" |
| June | 68°F | 88°F | 77°F | 12.1" |
| July | 70°F | 92°F | 80°F | 8.7" |
| August | 72°F | 95°F | 82°F | 10.5" |
| September | 65°F | 87°F | 75°F | 11.8" |
| October | 53°F | 76°F | 63°F | 4.8" |
| November | 41°F | 67°F | 52°F | 2.6" |
| December | 27°F | 51°F | 38°F | 3.8" |
| Index | Sapulpa | 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. |
| Glenpool, OK | 13,836 | 45 | 10.0% |
| Winchester, OK | 692 | 45 | 10.0% |
| Oak Grove, OK | 11 | 45 | 10.0% |
| Westport, OK | 388 | 45 | 10.0% |
| Kellyville, OK | 1,179 | 45 | 10.0% |
| Sapulpa, OK | 21,170 | 45 | 10.0% |
| City | Population | Air Quality Index | National Avg. |
| Sanford, ME | 21,166 | 40 | 20.0% |
| Sun Valley, NV | 21,179 | 46 | 8.0% |
| Piqua, OH | 21,159 | 47 | 6.0% |
| East Ridge, TN | 21,187 | 46 | 8.0% |
| Easley, SC | 21,149 | 46 | 8.0% |
| Sapulpa, OK | 21,170 | 45 | 10.0% |
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