| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 60°F | 76°F | 68°F | 2.5" |
| February | 61°F | 78°F | 69°F | 2.2" |
| March | 65°F | 79°F | 72°F | 3.6" |
| April | 69°F | 83°F | 76°F | 3.9" |
| May | 72°F | 86°F | 79°F | 4.6" |
| June | 76°F | 89°F | 82°F | 5.8" |
| July | 77°F | 90°F | 83°F | 7.1" |
| August | 78°F | 90°F | 84°F | 5.8" |
| September | 77°F | 89°F | 82°F | 7.5" |
| October | 73°F | 85°F | 79°F | 5.4" |
| November | 67°F | 81°F | 74°F | 3.6" |
| December | 65°F | 79°F | 72°F | 2.2" |
| Index | Highland Beach | Florida | National |
| Air quality index | 41 | 35 | 42 |
| Pollution index | 686,503 | 7,570,785 | 2,726,193 |
| Measurement | Total |
| Days measured | 363 |
| Days with good air quality | 284 |
| Days with moderate air quality | 77 |
| Days w/ poor A.Q. for sensitive groups | 2 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Hypoluxo, FL | 2,800 | 36 | 28.0% |
| Seminole Manor, FL | 2,948 | 36 | 28.0% |
| Lake Worth, FL | 36,838 | 36 | 28.0% |
| San Castle, FL | 4,061 | 36 | 28.0% |
| Lantana, FL | 11,958 | 36 | 28.0% |
| Highland Beach, FL | 3,907 | 41 | 18.0% |
| City | Population | Air Quality Index | National Avg. |
| Goulding, FL | 3,906 | 41 | 18.0% |
| Throop, PA | 3,906 | 38 | 24.0% |
| Romeo, MI | 3,908 | 56 | 12.0% |
| Battle Mountain, NV | 3,908 | 14 | 72.0% |
| Washington Park, IL | 3,909 | 54 | 8.0% |
| Highland Beach, FL | 3,907 | 41 | 18.0% |
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