McKinney Weather Forecast

    • 60
    • 83

    Becoming Sunny

    • 65
    • 87

    Partly Sunny

    • 68
    • 87

    Mostly Sunny

    • 70
    • 89

    Mostly Sunny

    • 62
    • 86

    Chance Thunderstorms

    • 61
    • 83

    Mostly Sunny

    • 64
    • 86

    Slight Chance Rain Showers

Today 6 Sep Lincoln

Partly sunny. Highs in the mid 80s. Northeast Winds up to 10 Mph.

Tonight 6 Sep Lincoln

Mostly clear. Lows around 60. Northeast Winds up to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

McKinney Temperature Statistics

September Temperature

Stuart Powell Field Airport (8.1 miles)

  • Lowest 4 September, 2026

    75.2 °F

  • Average September

    84.9 °F

  • Highest 4 September, 2026

    93.2 °F

Climate (2021–2026)

Stuart Powell Field Airport (8.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    45.8 °F

  • Average 2021–2026

    56.1 °F

  • Average High 2021–2026

    67 °F
Get WillyWeather+ to remove ads