Westminster Weather Forecast

    • 63
    • 79

    Rain Showers

    • 40
    • 75

    Chance Rain Showers

    • 45
    • 63

    Sunny

    • 52
    • 74

    Sunny

    • 60
    • 80

    Mostly Sunny

    • 37
    • 77

    Partly Sunny

    • 35
    • 54

    Mostly Cloudy

Today 10 Mar Collin

Mostly cloudy with a 40 percent chance of Showers and Thunderstorms. Highs in the upper 70s. South Winds 15 to 20 Mph.

Tonight 10 Mar Collin

Showers. Thunderstorms likely this Evening, then a chance of Thunderstorms after midnight. Lows in the lower 60s. South Winds 10 to 15 Mph. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Westminster Temperature Statistics

March Temperature

McKinney - McKinney National Airport (14.3 miles)

  • Lowest 8 March, 2026

    43 °F

  • Average March

    67.6 °F

  • Highest 3 March, 2026

    82.9 °F

Climate (2021–Present)

McKinney - McKinney National Airport (14.3 miles)

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  • Average Low 2021–2026

    56.3 °F

  • Average 2021–2026

    67 °F

  • Average High 2021–2026

    78 °F
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