| 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 | Riverview | 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. |
| Plant City, FL | 39,437 | 36 | 28.0% |
| Ruskin, FL | 25,640 | 38 | 24.0% |
| Balm, FL | 3,981 | 43 | 14.0% |
| East Lake-Orient Park, FL | 29,750 | 43 | 14.0% |
| Palm River-Clair Mel, FL | 24,571 | 43 | 14.0% |
| Riverview, FL | 95,849 | 43 | 14.0% |
| City | Population | Air Quality Index | National Avg. |
| Longmont, CO | 95,864 | 47 | 6.0% |
| Compton, CA | 95,804 | 72 | 44.0% |
| Brockton, MA | 95,740 | 43 | 14.0% |
| Flint, MI | 95,999 | 38 | 24.0% |
| Brossard, QC | 96,033 | n/a | |
| Riverview, FL | 95,849 | 43 | 14.0% |
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