Arrowhead Lake Weather Forecast

    • 69
    • 84

    Thunderstorms Likely

    • 70
    • 85

    Chance Thunderstorms

    • 70
    • 86

    Chance Thunderstorms

    • 70
    • 85

    Rain Showers Likely

    • 70
    • 84

    Rain Showers Likely

    • 69
    • 83

    Rain Showers Likely

Today 8 Aug White

Partly sunny. Patchy fog this morning. A chance of Showers and Thunderstorms this Morning, then Showers and Thunderstorms likely this afternoon. Highs in the upper 80s. Southwest Winds around 5 Mph. Chance of rain 70 percent.

Tonight 8 Aug White

Mostly cloudy. A chance of Showers and Thunderstorms in the evening. Patchy fog after midnight. Lows around 70. Light and variable Winds. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Arrowhead Lake Temperature Statistics

August Temperature

Crossville, Crossville Memorial-Whitson Field Airport (13 miles)

  • Lowest 5 August, 2026

    66 °F

  • Average August

    74.3 °F

  • Highest 4 August, 2026

    85.6 °F

Climate (2021–2026)

Crossville, Crossville Memorial-Whitson Field Airport (13 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    57.1 °F

  • Average High 2021–2026

    67.1 °F
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