Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 27°F | 53°F | 39°F | 1.5" |
February | 30°F | 57°F | 42°F | 1.8" |
March | 41°F | 68°F | 53°F | 3.1" |
April | 49°F | 76°F | 62°F | 5.1" |
May | 58°F | 82°F | 70°F | 6.1" |
June | 69°F | 91°F | 80°F | 4.8" |
July | 72°F | 96°F | 84°F | 4.1" |
August | 71°F | 95°F | 82°F | 4.1" |
September | 62°F | 88°F | 74°F | 4.1" |
October | 50°F | 77°F | 63°F | 3.5" |
November | 39°F | 66°F | 52°F | 2.5" |
December | 29°F | 53°F | 40°F | 2.5" |
Index | Sperry | 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. |
Limestone, OK | 619 | 45 | 10.0% |
Lotsee, OK | 5 | 45 | 10.0% |
Skiatook, OK | 8,036 | 45 | 10.0% |
Valley Park, OK | 17 | 45 | 10.0% |
Oakhurst, OK | 2,435 | 45 | 10.0% |
Sperry, OK | 1,145 | 45 | 10.0% |
City | Population | Air Quality Index | National Avg. |
Crowley Lake, CA | 1,145 | 47 | 6.0% |
Pierceton, IN | 1,145 | 31 | 38.0% |
Valley Falls, KS | 1,145 | 41 | 18.0% |
Little Valley, NY | 1,145 | 37 | 26.0% |
Fairfield Beach, OH | 1,145 | 46 | 8.0% |
Sperry, OK | 1,145 | 45 | 10.0% |