| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 37°F | 59°F | 47°F | n/a |
| February | 40°F | 63°F | 50°F | n/a |
| March | 48°F | 71°F | 58°F | n/a |
| April | 55°F | 79°F | 66°F | n/a |
| May | 60°F | 84°F | 71°F | n/a |
| June | 69°F | 89°F | 78°F | n/a |
| July | 71°F | 92°F | 81°F | n/a |
| August | 71°F | 92°F | 80°F | n/a |
| September | 66°F | 88°F | 76°F | n/a |
| October | 55°F | 81°F | 66°F | n/a |
| November | 44°F | 70°F | 55°F | n/a |
| December | 42°F | 62°F | 51°F | n/a |
| Index | Catherine | Alabama | National |
| Air quality index | 52 | 37 | 42 |
| Pollution index | 2,161,830 | 3,012,339 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 171 |
| Days with moderate air quality | 193 |
| Days w/ poor A.Q. for sensitive groups | 1 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.010% |
| Benzene | 0.020% |
| Carbon Tetrachloride | 0.990% |
| Lead | 0.020% |
| Mercury | 0.010% |
| City | Population | Air Quality Index | National Avg. |
| Dayton, AL | 55 | 36 | 28.0% |
| Pine Hill, AL | 841 | 36 | 28.0% |
| Thomaston, AL | 415 | 36 | 28.0% |
| Camden, AL | 2,045 | 52 | 4.0% |
| Boykin, AL | 544 | 52 | 4.0% |
| Catherine, AL | 0 | 52 | 4.0% |
| City | Population | Air Quality Index | National Avg. |
| Chase, AK | 0 | 31 | 38.0% |
| Chiniak, AK | 0 | 31 | 38.0% |
| Chisana, AK | 0 | 31 | 38.0% |
| Dot Lake, AK | 0 | 38 | 24.0% |
| Eureka Roadhouse, AK | 0 | 31 | 38.0% |
| Catherine, AL | 0 | 52 | 4.0% |
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