Climate of Hawaii, USA
Area-weighted average across Hawaii. For where people actually live and travel, see the cities below.
Hawaii, a subdivision of United States of America, has a mild oceanic climate on average. Area-weighted monthly temperatures across the whole territory range from 17.1°C / 62.8°F in February to 20.6°C / 69.1°F in August, with rainfall from 76 mm / 3 in to 186 mm / 7.3 in depending on the season (1692 mm / 66.6 in total across the year). See the city listed below for point-value climate at specific locations — these often differ from the area-weighted average, especially in geographically diverse subdivisions.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 17.2°C63°F | 178 mm7″ | — |
| February | 17.1°C62.8°F | 145 mm5.7″ | — |
| March | 17.4°C63.3°F | 184 mm7.2″ | — |
| April | 18°C64.4°F | 181 mm7.1″ | — |
| May | 18.8°C65.8°F | 127 mm5″ | — |
| June | 19.7°C67.5°F | 76 mm3″ | — |
| July | 20.2°C68.4°F | 104 mm4.1″ | — |
| August | 20.6°C69.1°F | 112 mm4.4″ | — |
| September | 20.5°C68.9°F | 96 mm3.8″ | — |
| October | 20.1°C68.2°F | 135 mm5.3″ | — |
| November | 19°C66.2°F | 186 mm7.3″ | — |
| December | 17.8°C64°F | 168 mm6.6″ | — |
Frequently asked questions
What is the best time to visit Hawaii?
Hawaii, United States of America does not have a clear sunny-and-dry window by our cutoffs. The warmest month is August at 20.6°C / 69.1°F, and the driest is June at 76 mm / 3 in — likely your best travel window. For city-level detail, see the cities section below.
What is the climate of Hawaii?
Hawaii, United States of America has area-weighted monthly average temperatures ranging from 17.1°C / 62.8°F in February to 20.6°C / 69.1°F in August. Annual rainfall averages about 1692 mm / 66.6 in, with the wettest month being November (186 mm / 7.3 in) and the driest June (76 mm / 3 in). Because this is an area average across the whole subdivision, local city values can differ substantially.
What is the hottest month in Hawaii?
The hottest month in Hawaii is August, with an area-wide average temperature of 20.6°C / 69.1°F.
What is the coldest month in Hawaii?
The coldest month in Hawaii is February, with an area-wide average temperature of 17.1°C / 62.8°F.
When does it rain most in Hawaii?
The wettest month in Hawaii is November, averaging about 186 mm / 7.3 in of rainfall. The driest is June with about 76 mm / 3 in.