Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 27°F | 55°F | 39°F | 1.3" |
February | 31°F | 58°F | 43°F | 1.7" |
March | 40°F | 69°F | 53°F | 2.6" |
April | 48°F | 76°F | 61°F | 4.3" |
May | 57°F | 82°F | 69°F | 5.9" |
June | 67°F | 91°F | 79°F | 5.2" |
July | 71°F | 96°F | 83°F | 4.4" |
August | 70°F | 95°F | 82°F | 3.9" |
September | 62°F | 88°F | 74°F | 3.7" |
October | 50°F | 78°F | 62°F | 3.3" |
November | 39°F | 67°F | 52°F | 1.3" |
December | 28°F | 54°F | 40°F | 1.6" |
Index | Oklahoma City | 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. |
Edmond, OK | 93,101 | 48 | 4.0% |
Piedmont, OK | 8,155 | 48 | 4.0% |
Choctaw, OK | 12,467 | 48 | 4.0% |
Mustang, OK | 22,228 | 48 | 4.0% |
Valley Brook, OK | 904 | 48 | 4.0% |
Oklahoma City, OK | 649,821 | 48 | 4.0% |
City | Population | Air Quality Index | National Avg. |
Portland, OR | 650,380 | 38 | 24.0% |
Memphis, TN | 650,910 | 45 | 10.0% |
Las Vegas, NV | 644,594 | 54 | 8.0% |
Nashville, TN | 667,070 | 45 | 10.0% |
Detroit, MI | 672,351 | 56 | 12.0% |
Oklahoma City, OK | 649,821 | 48 | 4.0% |