Lake Arrowhead Weather Forecast

    • 56
    • 81

    Chance Rain Showers

    • 53
    • 81

    Mostly Sunny

    • 53
    • 82

    Mostly Sunny

    • 58
    • 81

    Chance Rain Showers

    • 56
    • 80

    Chance Rain Showers

    • 56
    • 82

    Partly Sunny

Today 13 Aug Interior York

Partly sunny. Showers with a slight chance of Thunderstorms this Morning, then a chance of Showers and Thunderstorms this afternoon. Highs around 80. Light and variable Winds. Chance of rain 90 percent.

Tonight 13 Aug Interior York

Mostly clear. Lows in the upper 50s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Arrowhead Temperature Statistics

August Temperature

Sanford, Sanford Regional Airport (18 miles)

  • Lowest 5 August, 2026

    54 °F

  • Average August

    73.8 °F

  • Highest 7 August, 2026

    91 °F

Climate (2021–2026)

Sanford, Sanford Regional Airport (18 miles)

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  • Average Low 2021–2026

    37.3 °F

  • Average 2021–2026

    48.5 °F

  • Average High 2021–2026

    58.3 °F
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