Lake Arrowhead Weather Forecast

    • 32
    • 48

    Increasing Clouds

    • 44
    • 55

    Chance Rain Showers

    • 54
    • 60

    Chance Rain

    • 35
    • 68

    Slight Chance Rain

    • 43
    • 57

    Partly Sunny

    • 57
    • 72

    Mostly Cloudy

    • 56
    • 72

    Partly Sunny

Today 15 Dec Cass

Mostly sunny. Highs in the mid 40s. East Winds around 5 Mph, becoming south this afternoon.

Tonight 15 Dec Cass

Partly cloudy. Cold with Lows in the lower 30s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Arrowhead Temperature Statistics

December Temperature

Texarkana, Texarkana Regional-Webb Field (26.7 miles)

  • Lowest 3 December, 2025

    30 °F

  • Average December

    44.5 °F

  • Highest 10 December, 2025

    68 °F

Climate (2020–Present)

Texarkana, Texarkana Regional-Webb Field (26.7 miles)

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  • Average Low 2020–2025

    57.8 °F

  • Average 2020–2025

    67.9 °F

  • Average High 2020–2025

    78.4 °F
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