McKinney Weather Forecast

    • 62
    • 90

    Partly Sunny

    • 61
    • 88

    Mostly Sunny

    • 67
    • 92

    Partly Sunny

    • 70
    • 92

    Chance Rain Showers

    • 68
    • 89

    Rain Showers Likely

    • 66
    • 84

    Rain Showers Likely

Today 27 Sep Bradley

Sunny. Highs in the lower 90s. Northeast Winds around 5 Mph.

Tonight 27 Sep Bradley

Partly cloudy. Lows in the lower 60s. Northeast Winds around 5 Mph.

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McKinney Temperature Statistics

September Temperature

Monticello, Monticello Municipal Airport/Ellis Field (24.2 miles)

  • Lowest 24 September, 2026

    59.6 °F

  • Average September

    84.7 °F

  • Highest 6 September, 2026

    101.6 °F

Climate (2021–2026)

Monticello, Monticello Municipal Airport/Ellis Field (24.2 miles)

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  • Average Low 2021–2026

    56.4 °F

  • Average 2021–2026

    66.6 °F

  • Average High 2021–2026

    77.2 °F
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