| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 41°F | 62°F | 51°F | 3.1" |
| February | 45°F | 66°F | 55°F | 4.5" |
| March | 51°F | 72°F | 61°F | 3.6" |
| April | 58°F | 79°F | 69°F | 5.4" |
| May | 65°F | 85°F | 75°F | 3.7" |
| June | 73°F | 90°F | 81°F | 5.3" |
| July | 74°F | 90°F | 82°F | 6.1" |
| August | 74°F | 90°F | 81°F | 6.7" |
| September | 70°F | 87°F | 78°F | 4.4" |
| October | 59°F | 80°F | 69°F | 4.7" |
| November | 50°F | 71°F | 59°F | 1.3" |
| December | 46°F | 65°F | 55°F | 4.9" |
| Index | Holley | Florida | National |
| Air quality index | 41 | 35 | 42 |
| Pollution index | 4,186,460 | 7,570,785 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 279 |
| Days with moderate air quality | 85 |
| Days w/ poor A.Q. for sensitive groups | 1 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.010% |
| Benzene | 0.060% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.050% |
| Mercury | 0.001% |
| City | Population | Air Quality Index | National Avg. |
| Mary Esther, FL | 4,370 | 31 | 38.0% |
| Navarre Beach, FL | 1,581 | 31 | 38.0% |
| Navarre, FL | 37,390 | 31 | 38.0% |
| Bagdad, FL | 3,642 | 41 | 18.0% |
| Milton, FL | 10,259 | 41 | 18.0% |
| Holley, FL | 2,194 | 41 | 18.0% |
| City | Population | Air Quality Index | National Avg. |
| Clearlake Oaks, CA | 2,194 | 31 | 38.0% |
| Isle of Hope, GA | 2,194 | 39 | 22.0% |
| Havana, FL | 2,193 | 40 | 20.0% |
| West Terre Haute, IN | 2,193 | 45 | 10.0% |
| Manchester, KY | 2,195 | 39 | 22.0% |
| Holley, FL | 2,194 | 41 | 18.0% |
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