Plano Weather Forecast

    • 54
    • 82

    Partly Sunny

    • 56
    • 79

    Mostly Cloudy

    • 53
    • 77

    Mostly Cloudy

    • 56
    • 75

    Partly Sunny

    • 57
    • 78

    Mostly Sunny

    • 55
    • 78

    Mostly Sunny

    • 55
    • 76

    Mostly Sunny

Today 28 May Morgan

Partly cloudy. Highs in the lower 80s. Northeast Winds 5 to 10 Mph.

Tonight 28 May Morgan

Mostly clear through the late Overnight, then becoming partly cloudy. Lows in the mid 50s. East Winds around 5 Mph.

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Plano Temperature Statistics

May Temperature

Indianapolis International Airport (23 miles)

  • Lowest 3 May, 2026

    36.6 °F

  • Average May

    61.1 °F

  • Highest 19 May, 2026

    85.6 °F

Climate (2021–Present)

Indianapolis International Airport (23 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    55.7 °F

  • Average High 2021–2026

    65.1 °F
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