| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 55°F | 71°F | 63°F | 4.3" |
| February | 53°F | 70°F | 61°F | 5.3" |
| March | 58°F | 76°F | 66°F | 8.9" |
| April | 61°F | 78°F | 69°F | 6.4" |
| May | 68°F | 86°F | 76°F | 6.8" |
| June | 74°F | 87°F | 80°F | 13.8" |
| July | 77°F | 90°F | 83°F | 5.4" |
| August | 77°F | 91°F | 83°F | 13.7" |
| September | 75°F | 89°F | 81°F | 5.0" |
| October | 70°F | 85°F | 76°F | 6.6" |
| November | 60°F | 78°F | 68°F | 5.7" |
| December | 55°F | 73°F | 63°F | 3.0" |
| Index | Palm River-Clair Mel | Florida | National |
| Air quality index | 43 | 35 | 42 |
| Pollution index | 18,829,900 | 7,570,785 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 267 |
| Days with moderate air quality | 92 |
| Days w/ poor A.Q. for sensitive groups | 6 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.050% |
| Benzene | 0.220% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.130% |
| Mercury | 0.050% |
| City | Population | Air Quality Index | National Avg. |
| Ruskin, FL | 26,287 | 38 | 24.0% |
| Lake Magdalene, FL | 33,029 | 43 | 14.0% |
| Thonotosassa, FL | 14,857 | 43 | 14.0% |
| Westchase, FL | 23,975 | 43 | 14.0% |
| Brandon, FL | 119,685 | 43 | 14.0% |
| Palm River-Clair Mel, FL | 25,085 | 43 | 14.0% |
| City | Population | Air Quality Index | National Avg. |
| Marysville, OH | 25,078 | 46 | 8.0% |
| Farmington, UT | 25,076 | 51 | 2.0% |
| Ridgeland, MS | 25,070 | 44 | 12.0% |
| Collinsville, IL | 25,068 | 54 | 8.0% |
| Herndon, VA | 25,119 | 47 | 6.0% |
| Palm River-Clair Mel, FL | 25,085 | 43 | 14.0% |