McCarthy Lake Weather Forecast

    • 33
    • 62

    Decreasing Clouds

    • 35
    • 65

    Sunny

    • 38
    • 68

    Mostly Sunny

    • 43
    • 67

    Mostly Cloudy

    • 44
    • 71

    Mostly Cloudy

    • 48
    • 71

    Mostly Cloudy

Today 21 Sep Iron

Mostly cloudy. Highs in the lower 60s. East Winds 5 to 10 Mph.

Tonight 21 Sep Iron

Mostly cloudy in the Evening, then becoming partly cloudy. Patchy frost after midnight. Lows in the mid 30s. East Winds around 5 Mph.

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McCarthy Lake Temperature Statistics

September Temperature

John F Kennedy Memorial Airport (24.9 miles)

  • Lowest 14 September, 2026

    31.6 °F

  • Average September

    63.9 °F

  • Highest 1 September, 2026

    89.7 °F

Climate (2021–2026)

John F Kennedy Memorial Airport (24.9 miles)

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  • Average Low 2021–2026

    33 °F

  • Average 2021–2026

    43.6 °F

  • Average High 2021–2026

    53.8 °F
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