Square Air Airport Weather Forecast

    • 66
    • 85

    Decreasing Clouds

    • 65
    • 85

    Thunderstorms

    • 67
    • 84

    Thunderstorms Likely

    • 55
    • 82

    Rain Showers Likely

    • 46
    • 67

    Chance Thunderstorms

    • 45
    • 67

    Partly Sunny

    • 45
    • 69

    Mostly Sunny

Today 31 Mar Collin

Mostly sunny. Highs in the mid 80s. South Winds 15 to 20 Mph.

Tonight 31 Mar Collin

Partly cloudy this Evening, then becoming mostly cloudy. Lows in the mid 60s. South Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Square Air Airport Temperature Statistics

March Temperature

McKinney - McKinney National Airport (4.3 miles)

  • Lowest 16 March, 2026

    29.6 °F

  • Average March

    66.2 °F

  • Highest 22 March, 2026

    92.6 °F

Climate (2021–Present)

McKinney - McKinney National Airport (4.3 miles)

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  • Average Low 2021–2026

    56.3 °F

  • Average 2021–2026

    67.1 °F

  • Average High 2021–2026

    78.1 °F
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