| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 39°F | 65°F | 50°F | 3.2" |
| February | 39°F | 68°F | 53°F | 3.5" |
| March | 46°F | 74°F | 59°F | 3.2" |
| April | 53°F | 81°F | 67°F | 3.3" |
| May | 61°F | 86°F | 73°F | 4.4" |
| June | 70°F | 92°F | 80°F | 6.5" |
| July | 73°F | 94°F | 81°F | 5.3" |
| August | 73°F | 93°F | 81°F | 6.1" |
| September | 68°F | 89°F | 77°F | 4.0" |
| October | 57°F | 81°F | 68°F | 4.2" |
| November | 45°F | 73°F | 58°F | 2.1" |
| December | 43°F | 68°F | 54°F | 4.2" |
| Index | Port Wentworth | Georgia | National |
| Air quality index | 39 | 41 | 50 |
| Pollution index | 1,428,370 | 3,237,553 | 5,066,862 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 295 |
| Days with moderate air quality | 70 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.020% |
| Benzene | 0.020% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.040% |
| Mercury | 0.000% |
| City, State | Population | Air Quality Index | National Avg. |
| Garden City, GA | 8,889 | 39 | 22% |
| Montgomery, GA | 4,222 | 39 | 22% |
| Skidaway Island, GA | 7,950 | 39 | 22% |
| Whitemarsh Island, GA | 6,922 | 39 | 22% |
| Springfield, GA | 3,062 | 39 | 22% |
| Port Wentworth, GA | 7,052 | 39 | 22% |
| City, State | Population | Air Quality Index | National Avg. |
| Porters Neck, NC | 7,052 | 34 | 32% |
| Pollock Pines, CA | 7,053 | 44 | 12% |
| Lower Allen, PA | 7,054 | 44 | 12% |
| Roanoke, TX | 7,055 | 51 | 2% |
| Austell, GA | 7,056 | 52 | 4% |
| Port Wentworth, GA | 7,052 | 39 | 22% |
Here are the best places to live in Georgia
Top 10 cities in Georgia with the best education system
10 Best cities in Georgia for employment
Check out the 10 safest cities in Georgia