| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 69°F | 79°F | 74°F | 2.5" |
| February | 68°F | 79°F | 73°F | 3.0" |
| March | 69°F | 79°F | 74°F | 4.3" |
| April | 71°F | 80°F | 75°F | 1.9" |
| May | 72°F | 82°F | 76°F | 1.3" |
| June | 74°F | 83°F | 78°F | 1.1" |
| July | 74°F | 84°F | 78°F | 1.5" |
| August | 75°F | 85°F | 79°F | 1.2" |
| September | 75°F | 85°F | 80°F | 0.9" |
| October | 74°F | 84°F | 79°F | 2.2" |
| November | 72°F | 82°F | 77°F | 3.8" |
| December | 70°F | 80°F | 75°F | 4.3" |
| Index | Kailua CDP (Hawaii County) | Hawaii | National |
| Air quality index | 30 | 59 | 42 |
| Pollution index | 11,544,100 | 3,576,767 | 2,726,193 |
| 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 | 0.120% |
| Carbon Tetrachloride | 0.060% |
| Lead | 0.360% |
| Mercury | 0.010% |
| City | Population | Air Quality Index | National Avg. |
| Mililani Mauka, HI | 19,808 | 30 | 40.0% |
| Waikane, HI | 621 | 30 | 40.0% |
| Aiea, HI | 9,730 | 30 | 40.0% |
| Heeia, HI | 4,503 | 30 | 40.0% |
| Kailua, HI | 37,900 | 30 | 40.0% |
| Kailua CDP (Hawaii County), HI | 13,617 | 30 | 40.0% |
| City | Population | Air Quality Index | National Avg. |
| Andover, KS | 13,609 | 40 | 20.0% |
| Celina, TX | 13,608 | 51 | 2.0% |
| Middlesex, NJ | 13,606 | 41 | 18.0% |
| Wauconda, IL | 13,629 | 39 | 22.0% |
| Marshall, MN | 13,604 | 32 | 36.0% |
| Kailua CDP (Hawaii County), HI | 13,617 | 30 | 40.0% |
Here are the best places to live in Hawaii
Most Dangerous States In The US
These are the 10 cheapest cities in Hawaii
These are the largest cities in Hawaii