Arrowhead Lake Weather Forecast

    • 57
    • 78

    Rain Showers

    • 54
    • 69

    Rain Showers

    • 60
    • 80

    Slight Chance Thunderstorms

    • 64
    • 93

    Mostly Sunny

    • 63
    • 94

    Mostly Sunny

    • 61
    • 89

    Mostly Sunny

Today 24 Jun Dundy

Patchy fog this morning. Mostly cloudy with chance of Showers this Morning, then partly cloudy with slight chance of Thunderstorms this afternoon. Highs in the upper 70s. Northeast Winds up to 10 Mph, becoming southeast this afternoon. Chance of rain 40 percent.

Tonight 24 Jun Dundy

Thunderstorms likely. Showers after midnight. Lows in the mid 50s. Southeast Winds 10 to 15 Mph. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Arrowhead Lake Temperature Statistics

June Temperature

Imperial, Imperial Municipal Airport (24.2 miles)

  • Lowest 12 June, 2026

    46.7 °F

  • Average June

    70.8 °F

  • Highest 9 June, 2026

    95.6 °F

Climate (2021–2026)

Imperial, Imperial Municipal Airport (24.2 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    67.8 °F
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