| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 28°F | 53°F | 39°F | 0.7" |
| February | 32°F | 56°F | 42°F | 1.2" |
| March | 44°F | 68°F | 54°F | 2.1" |
| April | 51°F | 75°F | 61°F | 3.7" |
| May | 59°F | 81°F | 69°F | 5.2" |
| June | 70°F | 91°F | 80°F | 5.0" |
| July | 73°F | 95°F | 84°F | 3.9" |
| August | 72°F | 94°F | 83°F | 3.4" |
| September | 64°F | 86°F | 74°F | 2.8" |
| October | 52°F | 76°F | 63°F | 2.9" |
| November | 41°F | 64°F | 51°F | 1.5" |
| December | 31°F | 52°F | 40°F | 0.9" |
| Index | Edmond | Oklahoma | National |
| Air quality index | 48 | 55 | 42 |
| Pollution index | 715,482 | 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 | 0.100% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.030% |
| Mercury | 0.070% |
| City | Population | Air Quality Index | National Avg. |
| Arcadia, OK | 135 | 48 | 4.0% |
| Piedmont, OK | 8,155 | 48 | 4.0% |
| Choctaw, OK | 12,467 | 48 | 4.0% |
| Nicoma Park, OK | 2,550 | 48 | 4.0% |
| Woodlawn Park, OK | 167 | 48 | 4.0% |
| Edmond, OK | 93,101 | 48 | 4.0% |
| City | Population | Air Quality Index | National Avg. |
| Menifee, CA | 92,968 | 89 | 78.0% |
| Greenville, NC | 92,826 | 38 | 24.0% |
| Fishers, IN | 93,488 | 54 | 8.0% |
| Lawton, OK | 93,535 | 43 | 14.0% |
| Arden-Arcade, CA | 93,719 | 52 | 4.0% |
| Edmond, OK | 93,101 | 48 | 4.0% |
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