Mckinneys Weather Forecast

    • 72
    • 85

    Partly Sunny

    • 62
    • 89

    Chance Rain Showers

    • 59
    • 81

    Mostly Sunny

    • 68
    • 84

    Partly Sunny

    • 69
    • 85

    Rain Showers Likely

    • 67
    • 82

    Rain Showers Likely

    • 67
    • 81

    Chance Rain Showers

Today 20 Oct Coastal Harris

Sunny. Near steady temperature in the mid 80s. South Winds around 15 Mph with Gusts up to 25 Mph.

Tonight 20 Oct Coastal Harris

Mostly clear. Not as cool with Lows in the mid 70s. South Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mckinneys Temperature Statistics

October Temperature

Houston Intercontinental Airport (18 miles)

  • Lowest 11 October, 2025

    62.1 °F

  • Average October

    78.2 °F

  • Highest 1 October, 2025

    93.9 °F

Climate (2020–Present)

Houston Intercontinental Airport (18 miles)

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  • Average Low 2020–2025

    62.6 °F

  • Average 2020–2025

    71.7 °F

  • Average High 2020–2025

    81.9 °F
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