| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 44°F | 65°F | 53°F | 10.2" |
| February | 49°F | 70°F | 58°F | 7.3" |
| March | 56°F | 74°F | 64°F | 10.7" |
| April | 60°F | 80°F | 69°F | 12.3" |
| May | 65°F | 82°F | 73°F | 13.0" |
| June | 72°F | 87°F | 78°F | 9.4" |
| July | 73°F | 91°F | 81°F | 5.5" |
| August | 72°F | 91°F | 80°F | 16.1" |
| September | 67°F | 89°F | 77°F | 5.4" |
| October | 58°F | 83°F | 69°F | 15.2" |
| November | 53°F | 74°F | 62°F | 9.7" |
| December | 47°F | 65°F | 55°F | 10.6" |
| Index | Lawtell | Louisiana | National |
| Air quality index | 41 | 106 | 42 |
| Pollution index | 847,977 | 2,526,475 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 280 |
| Days with moderate air quality | 85 |
| 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 | 0.002% |
| Lead | 0.000% |
| Mercury | 0.002% |
| City | Population | Air Quality Index | National Avg. |
| Carencro, LA | 9,346 | 41 | 18.0% |
| Washington, LA | 860 | 41 | 18.0% |
| Church Point, LA | 4,429 | 41 | 18.0% |
| Ville Platte, LA | 7,117 | 41 | 18.0% |
| Grand Coteau, LA | 1,038 | 41 | 18.0% |
| Lawtell, LA | 737 | 41 | 18.0% |
| City | Population | Air Quality Index | National Avg. |
| Clyde, CA | 737 | 40 | 20.0% |
| Fairplay, CO | 737 | 47 | 6.0% |
| Lake Kathryn, FL | 737 | 37 | 26.0% |
| Kasota, MN | 737 | 46 | 8.0% |
| Loretto, MN | 737 | 46 | 8.0% |
| Lawtell, LA | 737 | 41 | 18.0% |
Here are the best places to live in Louisiana
Most Dangerous Cities In The US
Check out the 10 safest cities in Louisiana
Check out the 10 most dangerous cities in Louisiana