| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 41°F | 63°F | 51°F | 7.2" |
| February | 41°F | 64°F | 51°F | 5.2" |
| March | 46°F | 73°F | 59°F | 5.0" |
| April | 51°F | 76°F | 62°F | 11.2" |
| May | 58°F | 85°F | 71°F | 1.0" |
| June | 68°F | 90°F | 78°F | 8.1" |
| July | 72°F | 90°F | 79°F | 7.9" |
| August | 73°F | 94°F | 81°F | 6.8" |
| September | 67°F | 89°F | 76°F | 9.0" |
| October | 55°F | 78°F | 65°F | 5.0" |
| November | 45°F | 71°F | 57°F | 6.2" |
| December | 39°F | 64°F | 50°F | 8.5" |
| Index | Monroeville | Alabama | National |
| Air quality index | 37 | 37 | 50 |
| Pollution index | 1,809,370 | 4,051,223 | 5,066,862 |
| Measurement | Total |
| Days measured | 271 |
| Days with good air quality | 237 |
| Days with moderate air quality | 34 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.001% |
| Benzene | 0.020% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.020% |
| Mercury | 0.100% |
| City, State | Population | Air Quality Index | National Avg. |
| Excel, AL | 985 | 37 | 26% |
| Uriah, AL | 220 | 37 | 26% |
| Frisco City, AL | 1,206 | 37 | 26% |
| Megargel, AL | 63 | 37 | 26% |
| Repton, AL | 192 | 37 | 26% |
| Monroeville, AL | 6,203 | 37 | 26% |
| City, State | Population | Air Quality Index | National Avg. |
| Gulf Breeze, FL | 6,205 | 41 | 18% |
| Dunlap, IN | 6,206 | 37 | 26% |
| Enoch, UT | 6,199 | 44 | 12% |
| Cambria, CA | 6,198 | 46 | 8% |
| Walpole, MA | 6,209 | 43 | 14% |
| Monroeville, AL | 6,203 | 37 | 26% |
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