Average humidity in Haiku (HI)

On this page you find more information about the monthly relative humidity over the year in Haiku (Maui), Hawaii.

Haiku's humidity levels vary throughout the year. The highest levels occur in January, reaching 78% (high), while the lowest is recorded in August at 69%.

Throughout the year, the average humidity in Haiku is 73%.

Humidity plays an important role in how temperatures are felt. During the warmest month, September, the maximum average temperature is around 28°C (82°F). Combined with high humidity during this period, the temperature can feel even warmer than the thermometer shows.

During the coldest month, February, the maximum average temperature is around 25°C (77°F). This period has high humidity. Check out our detailed temperature page for more information.