| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 44°F | 65°F | 53°F | 10.9" |
| February | 43°F | 67°F | 54°F | 4.7" |
| March | 49°F | 74°F | 61°F | 12.3" |
| April | 52°F | 78°F | 64°F | 9.1" |
| May | 62°F | 87°F | 74°F | 6.6" |
| June | 71°F | 91°F | 80°F | 8.8" |
| July | 74°F | 92°F | 81°F | 4.8" |
| August | 75°F | 92°F | 82°F | 10.0" |
| September | 70°F | 90°F | 79°F | 2.3" |
| October | 59°F | 81°F | 69°F | 11.2" |
| November | 48°F | 73°F | 59°F | 8.3" |
| December | 43°F | 66°F | 53°F | 10.8" |
| Index | Campbellton | Florida | National |
| Air quality index | 35 | 35 | 42 |
| Pollution index | 3,341,080 | 7,570,785 | 2,726,193 |
| Measurement | Total |
| Days measured | 280 |
| Days with good air quality | 256 |
| Days with moderate air quality | 24 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.002% |
| Benzene | 0.030% |
| Carbon Tetrachloride | 0.460% |
| Lead | 0.020% |
| Mercury | 0.001% |
| City | Population | Air Quality Index | National Avg. |
| Graceville, FL | 2,188 | 35 | 30.0% |
| Marianna, FL | 6,607 | 35 | 30.0% |
| Madrid, AL | 281 | 35 | 30.0% |
| Cottondale, FL | 813 | 35 | 30.0% |
| Greenwood, FL | 604 | 35 | 30.0% |
| Campbellton, FL | 208 | 35 | 30.0% |
| City | Population | Air Quality Index | National Avg. |
| Watson, AR | 208 | 43 | 14.0% |
| Garden City, CO | 208 | 45 | 10.0% |
| Chesterfield, IL | 208 | 40 | 20.0% |
| Hardtner, KS | 208 | 40 | 20.0% |
| Toronto, KS | 208 | 22 | 56.0% |
| Campbellton, FL | 208 | 35 | 30.0% |
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