| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 41°F | 64°F | 52°F | 8.7" |
| February | 43°F | 67°F | 54°F | 10.2" |
| March | 49°F | 74°F | 61°F | 9.3" |
| April | 56°F | 81°F | 68°F | 10.9" |
| May | 62°F | 87°F | 74°F | 7.7" |
| June | 70°F | 92°F | 80°F | 10.0" |
| July | 72°F | 93°F | 81°F | 9.7" |
| August | 73°F | 92°F | 81°F | 11.1" |
| September | 68°F | 88°F | 77°F | 7.4" |
| October | 58°F | 81°F | 68°F | 7.4" |
| November | 47°F | 72°F | 59°F | 10.2" |
| December | 45°F | 68°F | 55°F | 7.3" |
| Index | Sparks | Georgia | National |
| Air quality index | 35 | 41 | 42 |
| Pollution index | 858,800 | 1,874,972 | 2,726,193 |
| Measurement | Total |
| Days measured | 309 |
| Days with good air quality | 255 |
| Days with moderate air quality | 54 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.010% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.010% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Alapaha, GA | 847 | 26 | 48.0% |
| Moody AFB, GA | 1,357 | 35 | 30.0% |
| Nashville, GA | 4,917 | 35 | 30.0% |
| Berlin, GA | 768 | 35 | 30.0% |
| Ray City, GA | 1,117 | 35 | 30.0% |
| Sparks, GA | 2,423 | 35 | 30.0% |
| City | Population | Air Quality Index | National Avg. |
| Bay, AR | 2,423 | 45 | 10.0% |
| Gold Beach, OR | 2,423 | 20 | 60.0% |
| Bouctouche, NB | 2,423 | n/a | |
| Henry, IL | 2,422 | 41 | 18.0% |
| Wells, MN | 2,422 | 15 | 70.0% |
| Sparks, GA | 2,423 | 35 | 30.0% |