| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 42°F | 64°F | 52°F | 5.0" |
| February | 43°F | 66°F | 54°F | 5.1" |
| March | 49°F | 73°F | 61°F | 4.7" |
| April | 56°F | 79°F | 67°F | 7.4" |
| May | 63°F | 86°F | 74°F | 4.2" |
| June | 71°F | 91°F | 80°F | 6.9" |
| July | 73°F | 92°F | 81°F | 5.8" |
| August | 73°F | 91°F | 81°F | 5.2" |
| September | 69°F | 88°F | 77°F | 5.2" |
| October | 57°F | 81°F | 68°F | 3.8" |
| November | 47°F | 72°F | 59°F | 3.3" |
| December | 45°F | 67°F | 55°F | 5.3" |
| Index | Allentown | 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. |
| Century, FL | 1,998 | 41 | 18.0% |
| Cobbtown, FL | 48 | 41 | 18.0% |
| Bagdad, FL | 3,642 | 41 | 18.0% |
| Harold, FL | 1,070 | 41 | 18.0% |
| Pea Ridge, FL | 4,817 | 41 | 18.0% |
| Allentown, FL | 787 | 41 | 18.0% |
| City | Population | Air Quality Index | National Avg. |
| St. Charles, IA | 787 | 39 | 22.0% |
| Napoleon, ND | 787 | 36 | 28.0% |
| Wadsworth, NV | 787 | 39 | 22.0% |
| McClure, OH | 787 | 40 | 20.0% |
| Twinsburg Heights, OH | 787 | 43 | 14.0% |
| Allentown, FL | 787 | 41 | 18.0% |
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