| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 39°F | 63°F | 50°F | 5.2" |
| February | 42°F | 65°F | 52°F | 5.6" |
| March | 49°F | 74°F | 60°F | 5.5" |
| April | 56°F | 81°F | 67°F | 3.8" |
| May | 62°F | 86°F | 74°F | 4.2" |
| June | 70°F | 93°F | 80°F | 3.9" |
| July | 72°F | 94°F | 82°F | 4.1" |
| August | 72°F | 95°F | 82°F | 4.5" |
| September | 66°F | 91°F | 77°F | 3.2" |
| October | 54°F | 82°F | 66°F | 3.5" |
| November | 45°F | 72°F | 57°F | 4.5" |
| December | 41°F | 64°F | 51°F | 5.8" |
| Index | Bordelonville | Louisiana | National |
| Air quality index | 30 | 106 | 42 |
| Pollution index | 624,663 | 2,526,475 | 2,726,193 |
| Measurement | Total |
| Days measured | 119 |
| Days with good air quality | 107 |
| Days with moderate air quality | 12 |
| 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 | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Cottonport, LA | 1,836 | 30 | 40.0% |
| Marksville, LA | 5,575 | 30 | 40.0% |
| Evergreen, LA | 289 | 30 | 40.0% |
| Moreauville, LA | 1,168 | 30 | 40.0% |
| Hessmer, LA | 836 | 30 | 40.0% |
| Bordelonville, LA | 506 | 30 | 40.0% |
| City | Population | Air Quality Index | National Avg. |
| Guy, AR | 506 | 45 | 10.0% |
| Yettem, CA | 506 | 66 | 32.0% |
| Johnson Village, CO | 506 | 16 | 68.0% |
| Lemon Grove, FL | 506 | 36 | 28.0% |
| Arlington, IA | 506 | 39 | 22.0% |
| Bordelonville, LA | 506 | 30 | 40.0% |