Punalu'u Beach Weather Forecast

    • 73
    • 84

    Partly Sunny

    • 74
    • 86

    Rain Showers

    • 73
    • 85

    Rain Showers

    • 72
    • 83

    Rain Showers

    • 72
    • 82

    Rain Showers

    • 72
    • 82

    Rain Showers

Today 20 Sep Big Island Southeast

Breezy. Mostly sunny with isolated Showers. Highs 83 to 93 near the shore to 74 to 81 near 4000 feet. Northeast Winds up to 25 Mph. Chance of rain 20 percent.

Tonight 20 Sep Big Island Southeast

Partly cloudy. Breezy. Isolated Showers in the evening. Lows around 75 near the shore to around 63 near 4000 feet. North Winds up to 25 Mph. Chance of rain 20 percent.

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Punalu'u Beach Temperature Statistics

September Temperature

Hilo, Hilo International Airport (49.7 miles)

  • Lowest 14 September, 2026

    68 °F

  • Average September

    77.3 °F

  • Highest 8 September, 2026

    89.1 °F

Climate (2021–2026)

Hilo, Hilo International Airport (49.7 miles)

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  • Average Low 2021–2026

    68.2 °F

  • Average 2021–2026

    74.4 °F

  • Average High 2021–2026

    82.1 °F
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