Post Lake Weather Forecast

    • 52
    • 73

    Slight Chance Thunderstorms

    • 53
    • 67

    Slight Chance Thunderstorms

    • 55
    • 68

    Chance Rain Showers

    • 55
    • 72

    Chance Rain Showers

    • 53
    • 73

    Chance Rain Showers

    • 49
    • 67

    Partly Sunny

Today 18 Sep Langlade

Mostly cloudy. Patchy fog in the morning. A slight chance of Showers in the Morning, then a slight chance of Showers and Thunderstorms in the afternoon. Highs in the middle 70s. Light and variable wind becoming east 5 to 10 Mph in the afternoon. Chance of rain 20 percent.

Tonight 18 Sep Langlade

Mostly cloudy with a chance of Showers and Thunderstorms. Lows in the upper 50s. Light and variable wind. Chance of rain 30 percent.

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Post Lake Temperature Statistics

September Temperature

Langlade County Airport (19.3 miles)

  • Lowest 4 September, 2025

    35.8 °F

  • Average September

    56.8 °F

  • Highest 15 September, 2025

    79.9 °F

Climate (2020–Present)

Langlade County Airport (19.3 miles)

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  • Average Low 2020–2025

    32.9 °F

  • Average 2020–2025

    42.7 °F

  • Average High 2020–2025

    52 °F
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