Marathon Weather Forecast

    • 36
    • 74

    Sunny

    • 47
    • 73

    Sunny

    • 45
    • 81

    Sunny

    • 44
    • 74

    Sunny

    • 46
    • 77

    Mostly Sunny

    • 47
    • 77

    Partly Sunny

Today 18 Dec Central Brewster County

Sunny. Highs in the mid 70s. West Winds 10 to 15 Mph, becoming northwest this afternoon.

Tonight 18 Dec Central Brewster County

Clear. Lows around 40. Northeast Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Marathon Temperature Statistics

December Temperature

Alpine, Alpine-Casparis Municipal Airport (28.6 miles)

  • Lowest 2 December, 2025

    31.1 °F

  • Average December

    52.4 °F

  • Highest 13 December, 2025

    77.5 °F

Climate (2020–Present)

Alpine, Alpine-Casparis Municipal Airport (28.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    51.6 °F

  • Average 2020–2025

    64.7 °F

  • Average High 2020–2025

    77.8 °F
Get WillyWeather+ to remove ads