Polnac Lake Weather Forecast

    • 74
    • 100

    Hot

    • 74
    • 100

    Hot

    • 74
    • 99

    Hot

    • 72
    • 97

    Hot

    • 70
    • 97

    Hot

    • 71
    • 97

    Hot

Today 14 Sep Bosque

Sunny, hot with Highs around 100. South Winds 5 to 10 Mph, increasing to 10 to 15 Mph this afternoon. Heat index Values up to 105.

Tonight 14 Sep Bosque

Mostly clear. Lows in the mid 70s. South Winds 5 to 10 Mph.

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  • Temperature Real-Time

Polnac Lake Temperature Statistics

September Temperature

Stephenville, Clark Field Municipal Airport (21.7 miles)

  • Lowest 5 September, 2026

    71.7 °F

  • Average September

    87.4 °F

  • Highest 12 September, 2026

    103.1 °F

Climate (2021–2026)

Stephenville, Clark Field Municipal Airport (21.7 miles)

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  • Average Low 2021–2026

    56.2 °F

  • Average 2021–2026

    67.8 °F

  • Average High 2021–2026

    80 °F
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