| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 28°F | 52°F | 39°F | 1.9" |
| February | 32°F | 55°F | 42°F | 2.0" |
| March | 43°F | 67°F | 53°F | 3.5" |
| April | 50°F | 74°F | 61°F | 5.1" |
| May | 58°F | 80°F | 68°F | 6.2" |
| June | 68°F | 89°F | 78°F | 4.2" |
| July | 71°F | 93°F | 81°F | 4.5" |
| August | 70°F | 93°F | 81°F | 3.7" |
| September | 62°F | 86°F | 73°F | 4.5" |
| October | 51°F | 75°F | 62°F | 4.1" |
| November | 40°F | 64°F | 51°F | 3.0" |
| December | 31°F | 52°F | 40°F | 2.2" |
| Index | Shady Grove | Oklahoma | National |
| Air quality index | 36 | 55 | 42 |
| Pollution index | 2,448,980 | 1,271,533 | 2,726,193 |
| Measurement | Total |
| Days measured | 291 |
| Days with good air quality | 269 |
| Days with moderate air quality | 22 |
| Days w/ poor A.Q. for sensitive groups | |
| Days with unhealthy air quality |
| Pollutant | Total |
| Arsenic | 0.310% |
| Benzene | 0.020% |
| Carbon Tetrachloride | 0.004% |
| Lead | 0.100% |
| Mercury | 0.200% |
| City | Population | Air Quality Index | National Avg. |
| Mazie, OK | 83 | 5 | 90.0% |
| Mulberry, OK | 98 | 5 | 90.0% |
| Fort Gibson, OK | 3,966 | 5 | 90.0% |
| Okay, OK | 496 | 5 | 90.0% |
| Muskogee, OK | 37,337 | 5 | 90.0% |
| Shady Grove, OK | 580 | 36 | 28.0% |
| City | Population | Air Quality Index | National Avg. |
| Tacna, AZ | 580 | 45 | 10.0% |
| Leary, GA | 580 | 40 | 20.0% |
| Menlo, GA | 580 | 40 | 20.0% |
| Whitesburg, GA | 580 | 52 | 4.0% |
| Pleasant Hill, LA | 580 | 39 | 22.0% |
| Shady Grove, OK | 580 | 36 | 28.0% |
Here are the best places to live in Oklahoma
These are the largest cities in Oklahoma
See the best places to live in Shady Grove
These are the 10 cheapest cities in Oklahoma