| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 52°F | 72°F | 61°F | 2.9" |
| February | 54°F | 73°F | 63°F | 2.4" |
| March | 59°F | 78°F | 68°F | 2.5" |
| April | 65°F | 83°F | 74°F | 2.3" |
| May | 70°F | 88°F | 78°F | 2.7" |
| June | 75°F | 90°F | 82°F | 9.4" |
| July | 76°F | 91°F | 83°F | 9.2" |
| August | 77°F | 91°F | 83°F | 9.7" |
| September | 76°F | 90°F | 81°F | 6.4" |
| October | 69°F | 85°F | 76°F | 2.0" |
| November | 60°F | 78°F | 68°F | 1.1" |
| December | 58°F | 76°F | 65°F | 1.3" |
| Index | Dunedin | Florida | National |
| Air quality index | 43 | 35 | 42 |
| Pollution index | 966,644 | 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 | 0.001% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.004% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Belleair Bluffs, FL | 2,307 | 43 | 14.0% |
| Feather Sound, FL | 3,466 | 43 | 14.0% |
| North Redington Beach, FL | 1,246 | 43 | 14.0% |
| Ridgecrest, FL | 3,865 | 43 | 14.0% |
| Tarpon Springs, FL | 25,389 | 43 | 14.0% |
| Dunedin, FL | 36,480 | 43 | 14.0% |
| City | Population | Air Quality Index | National Avg. |
| Trumbull, CT | 36,477 | 43 | 14.0% |
| Oakton, VA | 36,468 | 47 | 6.0% |
| Bartlesville, OK | 36,495 | 45 | 10.0% |
| Penticton, BC | 36,498 | n/a | |
| Phenix City, AL | 36,461 | 42 | 16.0% |
| Dunedin, FL | 36,480 | 43 | 14.0% |
Here are the best places to live in Florida
Most Dangerous States In The US
See the best places to live in Dunedin
Check out the 10 most dangerous cities in Florida