Marathon Lake Weather Forecast

    • 61
    • 85

    Becoming Sunny

    • 60
    • 87

    Partly Sunny

    • 49
    • 84

    Rain Showers Likely

    • 46
    • 71

    Partly Sunny

    • 51
    • 74

    Partly Sunny

    • 53
    • 76

    Partly Sunny

Today 16 Apr Smith

Patchy dense fog in the morning. Mostly sunny. Highs in the mid 80s. Southwest Winds around 5 Mph.

Tonight 16 Apr Smith

Mostly clear. Patchy dense fog. Lows in the lower 60s. South Winds around 5 Mph.

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  • Temperature Real-Time

Marathon Lake Temperature Statistics

April Temperature

Meridian, Key Field (36.7 miles)

  • Lowest 7 April, 2026

    41.6 °F

  • Average April

    67.3 °F

  • Highest 4 April, 2026

    86.6 °F

Climate (2021–Present)

Meridian, Key Field (36.7 miles)

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  • Average Low 2021–2026

    55.4 °F

  • Average 2021–2026

    66.1 °F

  • Average High 2021–2026

    78.5 °F
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