| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 33°F | 54°F | 42°F | 3.6" |
| February | 36°F | 57°F | 45°F | 3.7" |
| March | 45°F | 67°F | 55°F | 5.6" |
| April | 53°F | 76°F | 64°F | 6.5" |
| May | 61°F | 82°F | 71°F | 7.0" |
| June | 71°F | 91°F | 80°F | 3.1" |
| July | 73°F | 93°F | 82°F | 4.4" |
| August | 73°F | 93°F | 82°F | 3.6" |
| September | 66°F | 87°F | 75°F | 3.5" |
| October | 53°F | 76°F | 63°F | 4.3" |
| November | 43°F | 65°F | 53°F | 5.1" |
| December | 36°F | 55°F | 44°F | 6.4" |
| Index | Maumelle | Arkansas | National |
| Air quality index | 47 | 38 | 50 |
| Pollution index | 410,477 | 1,270,108 | 5,066,862 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 211 |
| Days with moderate air quality | 153 |
| Days w/ poor A.Q. for sensitive groups | 1 |
| Days with unhealthy air quality |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.003% |
| Mercury | 0.000% |
| City, State | Population | Air Quality Index | National Avg. |
| Fourche, AR | 74 | 47 | 6% |
| Mayflower, AR | 1,885 | 47 | 6% |
| Sherwood, AR | 30,251 | 47 | 6% |
| Avilla, AR | 994 | 47 | 6% |
| Bigelow, AR | 377 | 47 | 6% |
| Maumelle, AR | 17,795 | 47 | 6% |
| City, State | Population | Air Quality Index | National Avg. |
| Central Point, OR | 17,793 | 46 | 8% |
| Shafter, CA | 17,801 | 79 | 58% |
| Dumont, NJ | 17,788 | 53 | 6% |
| Godfrey, IL | 17,809 | 60 | 20% |
| Arcata, CA | 17,775 | 31 | 38% |
| Maumelle, AR | 17,795 | 47 | 6% |