| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 65°F | 79°F | 72°F | 2.8" |
| February | 65°F | 78°F | 72°F | 4.0" |
| March | 66°F | 79°F | 72°F | 6.9" |
| April | 69°F | 80°F | 74°F | 1.6" |
| May | 70°F | 82°F | 76°F | 2.0" |
| June | 73°F | 83°F | 77°F | 1.2" |
| July | 73°F | 85°F | 79°F | 1.4" |
| August | 74°F | 85°F | 79°F | 2.6" |
| September | 74°F | 86°F | 79°F | 1.5" |
| October | 73°F | 84°F | 78°F | 2.5" |
| November | 70°F | 81°F | 76°F | 3.5" |
| December | 67°F | 80°F | 73°F | 4.5" |
| Index | Kilauea | Hawaii | National |
| Air quality index | 13 | 59 | 50 |
| Pollution index | 2,893,180 | 4,235,086 | 5,066,862 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 363 |
| Days with moderate air quality | 2 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| 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. |
| Haena, HI | 215 | 13 | 74% |
| Kapaa, HI | 10,753 | 13 | 74% |
| Wainiha, HI | 172 | 13 | 74% |
| Hanalei, HI | 170 | 13 | 74% |
| Princeville, HI | 2,078 | 13 | 74% |
| Kilauea, HI | 2,644 | 13 | 74% |
| City, State | Population | Air Quality Index | National Avg. |
| Chauvin, LA | 2,644 | 41 | 18% |
| Carthage, NC | 2,644 | 29 | 42% |
| Croom, MD | 2,645 | 47 | 6% |
| McCormick, SC | 2,645 | 47 | 6% |
| Albany, MN | 2,645 | 32 | 36% |
| Kilauea, HI | 2,644 | 13 | 74% |
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