Opihikao Weather Forecast

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    Rain Showers

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    • 79

    Rain Showers

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    • 79

    Rain Showers

    • 69
    • 78

    Rain Showers

    • 68
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    Rain Showers

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    Rain Showers

    • 68
    • 77

    Rain Showers

Today 20 Dec Big Island Southeast

Mostly sunny in the morning then becoming partly sunny. Isolated Showers. Highs 79 to 85 near the shore to 66 to 73 near 4000 feet. East Winds around 10 Mph. Chance of rain 20 percent.

Tonight 20 Dec Big Island Southeast

Partly cloudy. Isolated Showers in the evening. Lows 68 to 73 near the shore to 51 to 57 near 4000 feet. North Winds up to 15 Mph. Chance of rain 20 percent.

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Opihikao Temperature Statistics

December Temperature

Hilo, Hilo International Airport (23 miles)

  • Lowest 11 December, 2025

    61 °F

  • Average December

    72.8 °F

  • Highest 14 December, 2025

    87.1 °F

Climate (2020–Present)

Hilo, Hilo International Airport (23 miles)

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  • Average Low 2020–2025

    68.1 °F

  • Average 2020–2025

    74.4 °F

  • Average High 2020–2025

    82.3 °F
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