| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 43°F | 70°F | 55°F | 2.6" |
| February | 46°F | 73°F | 59°F | 2.5" |
| March | 50°F | 79°F | 63°F | 2.4" |
| April | 57°F | 85°F | 70°F | 2.7" |
| May | 61°F | 89°F | 75°F | 4.1" |
| June | 70°F | 92°F | 79°F | 9.1" |
| July | 72°F | 92°F | 80°F | 7.6" |
| August | 73°F | 92°F | 80°F | 6.5" |
| September | 69°F | 89°F | 78°F | 6.8" |
| October | 59°F | 84°F | 70°F | 1.5" |
| November | 50°F | 77°F | 62°F | 1.8" |
| December | 47°F | 73°F | 59°F | 3.0" |
| Index | McIntosh | Florida | National |
| Air quality index | 35 | 35 | 42 |
| Pollution index | 9,400,460 | 7,570,785 | 2,726,193 |
| Measurement | Total |
| Days measured | 364 |
| Days with good air quality | 329 |
| Days with moderate air quality | 35 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.030% |
| Benzene | 0.090% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.040% |
| Mercury | 0.100% |
| City | Population | Air Quality Index | National Avg. |
| Gainesville, FL | 133,611 | 35 | 30.0% |
| Hawthorne, FL | 1,500 | 35 | 30.0% |
| Williston, FL | 2,718 | 35 | 30.0% |
| Micanopy, FL | 493 | 35 | 30.0% |
| East Williston, FL | 460 | 35 | 30.0% |
| McIntosh, FL | 339 | 35 | 30.0% |
| City | Population | Air Quality Index | National Avg. |
| Mitchellville, AR | 339 | 43 | 14.0% |
| Vineland, CO | 339 | 20 | 60.0% |
| Matlacha Isles-Matlacha Shores, FL | 339 | 36 | 28.0% |
| Keysville, GA | 339 | 47 | 6.0% |
| Lacona, IA | 339 | 39 | 22.0% |
| McIntosh, FL | 339 | 35 | 30.0% |
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