Porter County Municipal Airport Weather Forecast

    • 13
    • 51

    Rain Showers

    • 20
    • 25

    Blustery

    • 20
    • 41

    Mostly Cloudy

    • 18
    • 27

    Partly Sunny

    • 31
    • 37

    Mostly Cloudy

    • 32
    • 44

    Mostly Cloudy

Today 18 Dec Porter

Showers, windy. Highs in the lower 50s. Temperature falling into the lower 40s in the afternoon. South Winds 15 to 25 Mph with Gusts up to 40 Mph. Chance of precipitation near 100 percent.

Tonight 18 Dec Porter

Cloudy. A chance of rain Showers early in the evening. A chance of snow Showers until early Morning, then a slight chance of snow Showers late. Little or no snow accumulation. Windy with Lows around 14. West Winds 15 to 25 Mph with Gusts up to 40 Mph. Chance of precipitation 40 percent.

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Porter County Municipal Airport Temperature Statistics

December Temperature

Valparaiso Porter County Municipal Airport (0 miles)

  • Lowest 5 December, 2025

    -2 °F

  • Average December

    21.4 °F

  • Highest 10 December, 2025

    39 °F

Climate (2020–Present)

Valparaiso Porter County Municipal Airport (0 miles)

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  • Average Low 2020–2025

    42.5 °F

  • Average 2020–2025

    51.9 °F

  • Average High 2020–2025

    61.4 °F
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