| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 48°F | 71°F | 58°F | 9.0" |
| February | 48°F | 74°F | 60°F | 5.0" |
| March | 52°F | 78°F | 64°F | 6.3" |
| April | 57°F | 85°F | 70°F | 2.4" |
| May | 60°F | 89°F | 74°F | 4.7" |
| June | 67°F | 90°F | 77°F | 11.2" |
| July | 67°F | 90°F | 77°F | 8.3" |
| August | 69°F | 91°F | 78°F | 6.6" |
| September | 68°F | 89°F | 77°F | 11.1" |
| October | 62°F | 85°F | 72°F | 5.3" |
| November | 54°F | 77°F | 64°F | 2.6" |
| December | 53°F | 78°F | 64°F | 1.9" |
| Index | San Antonio | Florida | National |
| Air quality index | 36 | 35 | 42 |
| Pollution index | 4,416,470 | 7,570,785 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 314 |
| Days with moderate air quality | 51 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.002% |
| Benzene | 0.060% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.020% |
| Mercury | 0.001% |
| City | Population | Air Quality Index | National Avg. |
| South Brooksville, FL | 5,098 | 30 | 40.0% |
| Brooksville, FL | 8,384 | 30 | 40.0% |
| Hill 'n Dale, FL | 3,132 | 30 | 40.0% |
| Garden Grove, FL | 1,026 | 30 | 40.0% |
| Spring Lake, FL | 503 | 30 | 40.0% |
| San Antonio, FL | 1,170 | 36 | 28.0% |
| City | Population | Air Quality Index | National Avg. |
| Wiggins, CO | 1,170 | 45 | 10.0% |
| Catahoula, LA | 1,170 | 41 | 18.0% |
| Conashaugh Lakes, PA | 1,170 | 34 | 32.0% |
| Martin, SD | 1,170 | 44 | 12.0% |
| Collinwood, TN | 1,170 | 27 | 46.0% |
| San Antonio, FL | 1,170 | 36 | 28.0% |
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