Allen Weather Forecast

    • 71
    • 92

    Becoming Sunny

    • 71
    • 93

    Mostly Sunny

    • 71
    • 91

    Mostly Sunny

    • 74
    • 94

    Sunny

    • 65
    • 92

    Slight Chance Thunderstorms

    • 62
    • 85

    Mostly Sunny

Today 17 Sep Collin

Partly cloudy. Highs in the lower 90s. Northeast Winds 5 to 10 Mph.

Tonight 17 Sep Collin

Mostly clear. Lows in the lower 70s. Northeast Winds 5 to 10 Mph.

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Allen Temperature Statistics

September Temperature

McKinney - McKinney National Airport (6.8 miles)

  • Lowest 10 September, 2021

    64 °F
  • Average September

    80.3 °F
  • Highest 1 September, 2021

    97 °F

Climate (2010–Present)

McKinney - McKinney National Airport (6.8 miles)

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  • Average Low 2010–Present

    55.7 °F
  • Average 2010–Present

    65.3 °F
  • Average High 2010–Present

    75.5 °F
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