Ka'aha Weather Forecast

    • 74
    • 83

    Mostly Sunny

    • 75
    • 86

    Sunny

    • 75
    • 85

    Mostly Sunny

    • 75
    • 84

    Mostly Sunny

    • 74
    • 85

    Mostly Sunny

    • 74
    • 85

    Mostly Sunny

    • 74
    • 84

    Mostly Sunny

Today 15 Aug Big Island Southeast

Breezy. Sunny with isolated Showers. Haze. Highs 83 to 91 near the shore to 70 to 77 near 4000 feet. Northeast Winds up to 20 Mph shifting to the east 10 to 20 Mph in the afternoon. Chance of rain 20 percent.

Tonight 15 Aug Big Island Southeast

Partly cloudy. Isolated Showers in the evening. Haze through the night. Lows 70 to 76 near the shore to 55 to 60 near 4000 feet. Northeast Winds 10 to 15 Mph. Chance of rain 20 percent.

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Ka'aha Temperature Statistics

August Temperature

Hilo, Hilo International Airport (35.4 miles)

  • Lowest 6 August, 2025

    69.7 °F

  • Average August

    77.3 °F

  • Highest 11 August, 2025

    88.6 °F

Climate (2020–Present)

Hilo, Hilo International Airport (35.4 miles)

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  • Average Low 2020–2025

    68.2 °F

  • Average 2020–2025

    74.5 °F

  • Average High 2020–2025

    82.4 °F
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