| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 39°F | 60°F | 48°F | 6.3" |
| February | 42°F | 63°F | 51°F | 5.5" |
| March | 50°F | 71°F | 59°F | 7.6" |
| April | 56°F | 78°F | 66°F | 5.7" |
| May | 63°F | 84°F | 72°F | 5.2" |
| June | 70°F | 90°F | 79°F | 4.4" |
| July | 72°F | 90°F | 80°F | 6.6" |
| August | 72°F | 91°F | 80°F | 7.0" |
| September | 67°F | 86°F | 75°F | 4.0" |
| October | 56°F | 78°F | 66°F | 3.8" |
| November | 46°F | 69°F | 56°F | 4.0" |
| December | 42°F | 62°F | 51°F | 5.7" |
| Index | Meadville | Mississippi | National |
| Air quality index | 44 | 40 | 42 |
| Pollution index | 382,571 | 1,514,109 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 256 |
| Days with moderate air quality | 109 |
| 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. |
| Bude, MS | 1,031 | 44 | 12.0% |
| Crosby, MS | 215 | 45 | 10.0% |
| Roxie, MS | 490 | 45 | 10.0% |
| Meadville, MS | 747 | 44 | 12.0% |
| City | Population | Air Quality Index | National Avg. |
| Town of Pines, IN | 747 | 37 | 26.0% |
| Gray, ME | 747 | 31 | 38.0% |
| Karlstad, MN | 747 | 33 | 34.0% |
| Twin Valley, MN | 747 | 33 | 34.0% |
| Interlaken, NJ | 747 | 51 | 2.0% |
| Meadville, MS | 747 | 44 | 12.0% |
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