| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 42°F | 63°F | 52°F | 4.5" |
| February | 44°F | 65°F | 54°F | 4.6" |
| March | 51°F | 72°F | 61°F | 5.1" |
| April | 59°F | 78°F | 68°F | 5.2" |
| May | 65°F | 84°F | 75°F | 5.3" |
| June | 73°F | 90°F | 81°F | 5.5" |
| July | 74°F | 91°F | 82°F | 6.3" |
| August | 75°F | 91°F | 82°F | 7.3" |
| September | 71°F | 88°F | 79°F | 3.9" |
| October | 60°F | 80°F | 69°F | 4.3" |
| November | 49°F | 71°F | 59°F | 3.3" |
| December | 46°F | 65°F | 54°F | 6.3" |
| Index | Chickasaw | Alabama | National |
| Air quality index | 42 | 37 | 42 |
| Pollution index | 1,537,690 | 3,012,339 | 2,726,193 |
| Measurement | Total |
| Days measured | 364 |
| Days with good air quality | 258 |
| Days with moderate air quality | 106 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.010% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Daphne, AL | 27,160 | 37 | 26.0% |
| Spanish Fort, AL | 9,251 | 37 | 26.0% |
| Mobile, AL | 197,324 | 42 | 16.0% |
| Tillmans Corner, AL | 17,980 | 42 | 16.0% |
| Semmes, AL | 5,938 | 42 | 16.0% |
| Chickasaw, AL | 5,954 | 42 | 16.0% |
| City | Population | Air Quality Index | National Avg. |
| Smiths Station, AL | 5,954 | 42 | 16.0% |
| Elsmere, DE | 5,954 | 51 | 2.0% |
| Yarmouth, ME | 5,954 | 40 | 20.0% |
| Newmarket, NH | 5,955 | 37 | 26.0% |
| Stettler, AB | 5,955 | n/a | |
| Chickasaw, AL | 5,954 | 42 | 16.0% |