| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 64°F | 77°F | 71°F | 8.3" |
| February | 63°F | 76°F | 70°F | 6.0" |
| March | 62°F | 76°F | 70°F | 5.9" |
| April | 64°F | 78°F | 71°F | 2.3" |
| May | 65°F | 81°F | 73°F | 2.0" |
| June | 67°F | 82°F | 75°F | 1.4" |
| July | 69°F | 82°F | 75°F | 1.6" |
| August | 68°F | 83°F | 76°F | 1.8" |
| September | 69°F | 82°F | 75°F | 2.4" |
| October | 67°F | 80°F | 74°F | 4.2" |
| November | 66°F | 79°F | 72°F | 2.7" |
| December | 64°F | 77°F | 70°F | 5.8" |
| Index | Waianae | Hawaii | National |
| Air quality index | 30 | 59 | 50 |
| Pollution index | 2,893,180 | 4,235,086 | 5,066,862 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 347 |
| Days with moderate air quality | 18 |
| Days w/ poor A.Q. for sensitive groups | |
| Days with unhealthy air quality |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.040% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.090% |
| Mercury | 0.001% |
| City, State | Population | Air Quality Index | National Avg. |
| Ewa Gentry, HI | 23,168 | 30 | 40% |
| Iroquois Point, HI | 3,967 | 30 | 40% |
| Maili, HI | 8,943 | 30 | 40% |
| Mililani Town, HI | 28,460 | 30 | 40% |
| Pearl City, HI | 47,241 | 30 | 40% |
| Waianae, HI | 13,426 | 30 | 40% |
| City, State | Population | Air Quality Index | National Avg. |
| Piney Green, NC | 13,427 | 31 | 38% |
| Greenwich, CT | 13,429 | 47 | 6% |
| Warrenville, IL | 13,415 | 60 | 20% |
| Stony Brook, NY | 13,437 | 47 | 6% |
| Brainerd, MN | 13,440 | 29 | 42% |
| Waianae, HI | 13,426 | 30 | 40% |