| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 61°F | 77°F | 68°F | 3.7" |
| February | 61°F | 77°F | 68°F | 1.4" |
| March | 62°F | 77°F | 69°F | 4.8" |
| April | 62°F | 79°F | 70°F | 1.8" |
| May | 63°F | 80°F | 71°F | 3.0" |
| June | 65°F | 81°F | 72°F | 1.9" |
| July | 67°F | 83°F | 74°F | 1.0" |
| August | 67°F | 83°F | 74°F | 2.5" |
| September | 66°F | 83°F | 74°F | 1.7" |
| October | 66°F | 82°F | 73°F | 2.8" |
| November | 64°F | 80°F | 71°F | 1.5" |
| December | 62°F | 78°F | 69°F | 9.8" |
| Index | Lanai City | Hawaii | National |
| Air quality index | 15 | 59 | 42 |
| Pollution index | 1,615 | 3,576,767 | 2,726,193 |
| Measurement | Total |
| Days measured | 362 |
| Days with good air quality | 347 |
| Days with moderate air quality | 11 |
| Days w/ poor A.Q. for sensitive groups | 3 |
| Days with unhealthy air quality | 1 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.000% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Kaanapali, HI | 1,147 | 15 | 70.0% |
| Manele, HI | 43 | 15 | 70.0% |
| Lanai City, HI | 2,958 | 15 | 70.0% |
| City | Population | Air Quality Index | National Avg. |
| Butler, IN | 2,958 | 45 | 10.0% |
| Natalbany, LA | 2,958 | 30 | 40.0% |
| Bishop's Falls, NL | 2,958 | n/a | |
| Bunnell, FL | 2,957 | 31 | 38.0% |
| Claryville, KY | 2,957 | 54 | 8.0% |
| Lanai City, HI | 2,958 | 15 | 70.0% |