Marathon Lake Weather Forecast

    • 63
    • 83

    Mostly Cloudy

    • 61
    • 83

    Mostly Sunny

    • 67
    • 86

    Partly Sunny

    • 71
    • 85

    Chance Thunderstorms

    • 72
    • 86

    Chance Thunderstorms

    • 71
    • 87

    Chance Thunderstorms

Today 3 Jun Smith

Partly sunny and cooler. Near steady temperature in the lower 80s. East Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 3 Jun Smith

Mostly cloudy this Evening, then becoming partly cloudy. Lows in the mid 60s. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marathon Lake Temperature Statistics

June Temperature

Meridian, Key Field (36.7 miles)

  • Lowest 1 June, 2026

    72 °F

  • Average June

    76.2 °F

  • Highest 1 June, 2026

    88 °F

Climate (2021–Present)

Meridian, Key Field (36.7 miles)

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  • Average Low 2021–2026

    55.5 °F

  • Average 2021–2026

    66.2 °F

  • Average High 2021–2026

    78.5 °F
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