| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 42°F | 64°F | 52°F | 2.4" |
| February | 44°F | 64°F | 53°F | 5.2" |
| March | 51°F | 71°F | 61°F | 13.2" |
| April | 58°F | 78°F | 68°F | 3.4" |
| May | 64°F | 83°F | 74°F | 1.6" |
| June | 73°F | 89°F | 80°F | 1.8" |
| July | 74°F | 89°F | 81°F | 1.7" |
| August | 73°F | 90°F | 81°F | 0.9" |
| September | 69°F | 87°F | 77°F | 0.9" |
| October | 57°F | 80°F | 67°F | 4.1" |
| November | 47°F | 71°F | 58°F | 3.9" |
| December | 45°F | 65°F | 54°F | 2.6" |
| Index | Summerdale | Alabama | National |
| Air quality index | 37 | 37 | 42 |
| Pollution index | 4,186,460 | 3,012,339 | 2,726,193 |
| 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 | 0.010% |
| Benzene | 0.060% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.050% |
| Mercury | 0.001% |
| City | Population | Air Quality Index | National Avg. |
| Elberta, AL | 1,958 | 37 | 26.0% |
| Spanish Fort, AL | 8,991 | 37 | 26.0% |
| Fairhope, AL | 22,035 | 37 | 26.0% |
| Loxley, AL | 2,767 | 37 | 26.0% |
| Point Clear, AL | 2,201 | 37 | 26.0% |
| Summerdale, AL | 1,429 | 37 | 26.0% |
| City | Population | Air Quality Index | National Avg. |
| Allendale, CA | 1,429 | 35 | 30.0% |
| Gardner, IL | 1,429 | 0 | 100.0% |
| Brookside Village, TX | 1,429 | 52 | 4.0% |
| L'Avenir, QC | 1,429 | n/a | |
| Wellman, IA | 1,428 | 35 | 30.0% |
| Summerdale, AL | 1,429 | 37 | 26.0% |
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