Plano Weather Forecast

    • 66
    • 86

    Sunny

    • 69
    • 90

    Sunny

    • 71
    • 91

    Sunny

    • 71
    • 91

    Mostly Sunny

    • 72
    • 89

    Mostly Sunny

    • 70
    • 89

    Slight Chance Thunderstorms

Today 13 Jul Morgan

Sunny. Highs in the upper 80s. Northeast Winds 5 to 10 Mph.

Tonight 13 Jul Morgan

Clear. Lows in the upper 60s. Northeast Winds around 5 Mph.

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Plano Temperature Statistics

July Temperature

Indianapolis International Airport (23 miles)

  • Lowest 8 July, 2026

    67.6 °F

  • Average July

    80.2 °F

  • Highest 2 July, 2026

    93.7 °F

Climate (2021–2026)

Indianapolis International Airport (23 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    55.7 °F

  • Average High 2021–2026

    65.2 °F
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