Westminster Weather Forecast

    • 57
    • 90

    Mostly Sunny

    • 57
    • 69

    Mostly Cloudy

    • 61
    • 82

    Mostly Sunny

    • 65
    • 87

    Sunny

    • 61
    • 91

    Mostly Sunny

    • 49
    • 78

    Partly Sunny

    • 49
    • 69

    Mostly Sunny

Today 22 Mar Collin

Sunny. Highs in the lower 90s. South Winds 10 to 20 Mph.

Tonight 22 Mar Collin

Mostly clear this Evening, then becoming partly cloudy. Lows in the upper 50s. North Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Westminster Temperature Statistics

March Temperature

McKinney - McKinney National Airport (14.3 miles)

  • Lowest 16 March, 2026

    29.6 °F

  • Average March

    64.3 °F

  • Highest 20 March, 2026

    89.1 °F

Climate (2021–Present)

McKinney - McKinney National Airport (14.3 miles)

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  • Average Low 2021–2026

    56.2 °F

  • Average 2021–2026

    67 °F

  • Average High 2021–2026

    78 °F
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