Waimea Weather Forecast

    • 68
    • 80

    Rain Showers

    • 68
    • 75

    Rain Showers Likely

    • 67
    • 74

    Rain Showers Likely

    • 67
    • 75

    Rain Showers Likely

    • 65
    • 75

    Rain Showers

    • 64
    • 74

    Rain Showers

Today 22 Sep Big Island North

Breezy. Mostly sunny with scattered Showers in the Morning, then partly sunny with isolated Showers in the afternoon. Highs around 84 near the shore to 74 to 83 near 3000 feet. East Winds up to 25 Mph increasing to 10 to 25 Mph in the afternoon. Chance of rain 50 percent.

Tonight 22 Sep Big Island North

Mostly cloudy. Breezy. Scattered Showers and isolated Thunderstorms in the Evening, then numerous Showers after midnight. Locally heavy rainfall possible in the evening. Lows 69 to 76 near the shore to 64 to 70 near 3000 feet. East Winds 10 to 20 Mph. Chance of rain 70 percent.

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Waimea Temperature Statistics

September Temperature

Bradshaw Army Air Field / Hawaii (18 miles)

  • Lowest 1 September, 2026

    46.8 °F

  • Average September

    64.5 °F

  • Highest 20 September, 2026

    81 °F

Climate (2021–2026)

Bradshaw Army Air Field / Hawaii (18 miles)

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  • Average Low 2021–2026

    46.4 °F

  • Average 2021–2026

    58.5 °F

  • Average High 2021–2026

    71.1 °F
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