Post Lake Weather Forecast

    • 18
    • 41

    Decreasing Clouds

    • 23
    • 60

    Mostly Sunny

    • 35
    • 63

    Partly Sunny

    • 44
    • 65

    Partly Sunny

    • 36
    • 66

    Mostly Sunny

    • 38
    • 66

    Partly Sunny

    • 35
    • 66

    Partly Sunny

Today 29 Dec Guadalupe County

Much cooler. Partly cloudy. Highs in the upper 30s.

Tonight 29 Dec Guadalupe County

Cold. Mostly clear. Lows around 20.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Post Lake Temperature Statistics

December Temperature

Clines Corners (56.5 miles)

  • Lowest 5 December, 2025

    18 °F

  • Average December

    40.1 °F

  • Highest 22 December, 2025

    63 °F

Climate (2020–Present)

Clines Corners (56.5 miles)

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  • Average Low 2020–2025

    37.9 °F

  • Average 2020–2025

    50.5 °F

  • Average High 2020–2025

    64 °F
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