| 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 | Delray Beach | Florida | National |
| Air quality index | 41 | 35 | 50 |
| Pollution index | 686,503 | 15,391,344 | 5,066,862 |
| 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, State | Population | Air Quality Index | National Avg. |
| Pine Air, FL | 2,131 | 36 | 28% |
| Lantana, FL | 11,016 | 36 | 28% |
| South Palm Beach, FL | 1,309 | 36 | 28% |
| Glen Ridge, FL | 196 | 36 | 28% |
| Palm Springs, FL | 23,592 | 36 | 28% |
| Delray Beach, FL | 65,044 | 41 | 18% |
| City, State | Population | Air Quality Index | National Avg. |
| San Clemente, CA | 65,082 | 89 | 78% |
| Laguna Niguel, CA | 64,984 | 89 | 78% |
| Marysville, WA | 64,955 | 24 | 52% |
| Youngstown, OH | 65,161 | 42 | 16% |
| Rockville, MD | 65,171 | 47 | 6% |
| Delray Beach, FL | 65,044 | 41 | 18% |
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