Haleakala National Park Weather Forecast
- 50
- 65
Rain Showers
- 50
- 65
Rain Showers
- 50
- 65
Rain Showers
- 49
- 65
Rain Showers
- 49
- 65
Mostly Sunny
- 49
- 65
Mostly Sunny
- 49
- 65
Mostly Sunny
Today 18 Jul Haleakala Summit
Mostly sunny in the morning then becoming partly sunny. Scattered Showers. Highs 60 to 70. East Winds 10 to 15 Mph. Chance of rain 40 percent.
Tonight 18 Jul Haleakala Summit
Partly cloudy with scattered Showers. Lows around 49 at the visitor center to around 43 at the summit. East Winds 10 to 15 Mph. Chance of rain 50 percent.
Haleakala National Park Temperature Statistics
July Temperature
Kahului, Kahului Airport (22.4 miles)
Lowest 12 July, 2025
66.7 °FAverage July
79 °FHighest 15 July, 2025
89.1 °F
Climate (2020–Present)
Kahului, Kahului Airport (22.4 miles)
Average Low 2020–2025
68.9 °FAverage 2020–2025
76.9 °FAverage High 2020–2025
85.7 °F