Post Lake Weather Forecast

    • 40
    • 78

    Mostly Sunny

    • 43
    • 81

    Mostly Sunny

    • 44
    • 87

    Sunny

    • 45
    • 90

    Sunny

    • 49
    • 92

    Sunny

    • 40
    • 84

    Mostly Sunny

Today 17 Mar Guadalupe County

Breezy and much warmer. Mostly sunny. Highs in the mid 70s. West Winds 15 to 25 Mph.

Tonight 17 Mar Guadalupe County

Mostly clear. Not as cool with Lows in the lower 40s. West Winds around 15 Mph in the evening.

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Post Lake Temperature Statistics

March Temperature

Clines Corners (56.5 miles)

  • Lowest 7 March, 2026

    19 °F

  • Average March

    47.6 °F

  • Highest 2 March, 2026

    69.1 °F

Climate (2021–Present)

Clines Corners (56.5 miles)

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  • Average Low 2021–2026

    38.1 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    64.3 °F
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