Ko Olina Beach Weather Forecast

    • 75
    • 81

    Rain Showers

    • 73
    • 79

    Rain Showers

    • 75
    • 80

    Rain Showers

    • 75
    • 81

    Rain Showers

    • 74
    • 80

    Rain Showers

    • 74
    • 80

    Rain Showers

    • 74
    • 81

    Rain Showers

Today 13 Dec Waianae Coast

Mostly sunny in the morning then becoming partly sunny. Breezy. Scattered Showers. Highs around 83. South Winds up to 20 Mph increasing to 10 to 20 Mph in the afternoon. Chance of rain 30 percent.

Tonight 13 Dec Waianae Coast

Breezy. Mostly cloudy with numerous Showers. Lows 70 to 75. South Winds 10 to 20 Mph. Chance of rain 70 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Ko Olina Beach Temperature Statistics

December Temperature

Oahu, Kalaeloa Airport (3.7 miles)

  • Lowest 1 December, 2025

    64 °F

  • Average December

    74.4 °F

  • Highest 6 December, 2025

    86 °F

Climate (2020–Present)

Oahu, Kalaeloa Airport (3.7 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    70.3 °F

  • Average 2020–2025

    77.8 °F

  • Average High 2020–2025

    85.6 °F
Get WillyWeather+ to remove ads