Allen Weather Forecast

    • 75
    • 82

    Chance Thunderstorms

    • 76
    • 93

    Slight Chance Thunderstorms

    • 77
    • 94

    Mostly Sunny

    • 77
    • 94

    Slight Chance Thunderstorms

    • 76
    • 94

    Slight Chance Thunderstorms

    • 77
    • 95

    Mostly Sunny

Today 15 Jun Collin

Partly sunny with a 40 percent chance of Showers and Thunderstorms. Highs in the upper 80s. Southwest Winds 5 to 10 Mph.

Tonight 15 Jun Collin

Mostly cloudy. A 20 percent chance of Showers and Thunderstorms after midnight. Humid with Lows in the mid 70s. South Winds 5 to 10 Mph.

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Allen Temperature Statistics

June Temperature

McKinney - McKinney National Airport (6.8 miles)

  • Lowest 1 June, 2025

    65.6 °F

  • Average June

    79 °F

  • Highest 7 June, 2025

    93.7 °F

Climate (2020–Present)

McKinney - McKinney National Airport (6.8 miles)

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  • Average Low 2020–2025

    55.7 °F

  • Average 2020–2025

    66.3 °F

  • Average High 2020–2025

    77.2 °F
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