Haiku Weather Forecast
- 66
- 77
Rain Showers
- 69
- 82
Rain Showers
- 68
- 80
Rain Showers
- 69
- 80
Rain Showers
- 69
- 82
Mostly Cloudy
- 68
- 82
Partly Sunny
Today 12 Dec Windward Haleakala
Partly sunny with scattered Showers. Highs around 78 near the shore to around 62 near 5000 feet. Light Winds. Chance of rain 50 percent.
Tonight 12 Dec Windward Haleakala
Mostly clear. Isolated Showers in the evening. Lows around 68 near the shore to around 49 near 5000 feet. Light Winds becoming south up to 10 Mph after midnight. Chance of rain 20 percent.
Haiku Temperature Statistics
December Temperature
Kahului, Kahului Airport (6.8 miles)
Lowest 2 December, 2025
61 °FAverage December
74.3 °FHighest 4 December, 2025
87.1 °F
Climate (2020–Present)
Kahului, Kahului Airport (6.8 miles)
Average Low 2020–2025
68.8 °FAverage 2020–2025
76.7 °FAverage High 2020–2025
85.5 °F