Square Air Airport Weather Forecast

    • 81
    • 104

    Hot

    • 80
    • 104

    Hot

    • 79
    • 103

    Hot

    • 80
    • 103

    Hot

    • 81
    • 104

    Hot

    • 80
    • 104

    Hot

Today 19 Aug Collin

Sunny, hot with Highs around 104. Southwest Winds 5 to 10 Mph. Heat index Values up to 107.

Tonight 19 Aug Collin

Mostly clear. Lows in the lower 80s. South Winds 5 to 10 Mph.

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  • Temperature Real-Time

Square Air Airport Temperature Statistics

August Temperature

McKinney - McKinney National Airport (4.3 miles)

  • Lowest 2 August, 2026

    67.6 °F

  • Average August

    87.9 °F

  • Highest 14 August, 2026

    102.2 °F

Climate (2021–2026)

McKinney - McKinney National Airport (4.3 miles)

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  • Average Low 2021–2026

    56.5 °F

  • Average 2021–2026

    67.4 °F

  • Average High 2021–2026

    78.5 °F
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