Mahana Bay Weather Forecast

    • 74
    • 85

    Rain Showers

    • 73
    • 84

    Partly Sunny

    • 73
    • 84

    Partly Sunny

    • 73
    • 83

    Partly Sunny

    • 73
    • 84

    Mostly Sunny

    • 73
    • 84

    Rain Showers

Today 9 Jan Big Island Southeast

Mostly sunny in the morning then becoming partly sunny. Isolated Showers. Haze through the day. Highs 77 to 84 near the shore to 63 to 70 near 4000 feet. Southeast Winds up to 10 Mph. Chance of rain 20 percent.

Tonight 9 Jan Big Island Southeast

Mostly cloudy with isolated Showers. Lows 67 to 72 near the shore to 51 to 56 near 4000 feet. East Winds up to 10 Mph. Chance of rain 20 percent.

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Mahana Bay Temperature Statistics

January Temperature

Kailua / Kona, Keahole Airport (61.5 miles)

  • Lowest 1 January, 2026

    66.9 °F
  • Average January

    76.6 °F
  • Highest 6 January, 2026

    82.9 °F

Climate (2021–Present)

Kailua / Kona, Keahole Airport (61.5 miles)

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  • Average Low 2021–2026

    73.2 °F
  • Average 2021–2026

    79 °F
  • Average High 2021–2026

    84.6 °F
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