Kahikinui Forest Reserve Weather Forecast

    • 65
    • 78

    Mostly Cloudy

    • 65
    • 78

    Mostly Cloudy

    • 66
    • 78

    Mostly Cloudy

    • 65
    • 78

    Isolated Thunderstorms

    • 64
    • 77

    Breezy

    • 63
    • 77

    Breezy

Today 21 Sep Haleakala Summit

Mostly sunny in the Morning, then partly sunny with isolated Showers in the afternoon. Highs around 71 at the visitor center to around 63 at the summit. East Winds up to 15 Mph increasing to 10 to 15 Mph in the afternoon. Chance of rain 20 percent.

Tonight 21 Sep Haleakala Summit

Mostly cloudy. Breezy. Isolated Showers in the Evening, then scattered Showers after midnight. Lows around 57 at the visitor center to around 50 at the summit. East Winds 10 to 20 Mph. Chance of rain 50 percent.

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Kahikinui Forest Reserve Temperature Statistics

September Temperature

Kahului, Kahului Airport (18.6 miles)

  • Lowest 12 September, 2026

    66.9 °F

  • Average September

    80 °F

  • Highest 15 September, 2026

    91 °F

Climate (2021–2026)

Kahului, Kahului Airport (18.6 miles)

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  • Average Low 2021–2026

    69 °F

  • Average 2021–2026

    76.7 °F

  • Average High 2021–2026

    85.3 °F
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