Willis Weather Forecast

    • 43
    • 81

    Chance Rain Showers

    • 33
    • 50

    Mostly Cloudy

    • 28
    • 53

    Mostly Sunny

    • 40
    • 63

    Mostly Sunny

    • 53
    • 68

    Mostly Cloudy

    • 56
    • 78

    Mostly Sunny

    • 49
    • 74

    Mostly Sunny

Today 28 Dec Montgomery

Mostly sunny with a 20 percent chance of Showers. Near steady temperature around 80. Southwest Winds 10 to 15 Mph.

Tonight 28 Dec Montgomery

Mostly cloudy. A slight chance of Showers in the evening. Much cooler. Less humid with Lows in the lower 40s. West Winds 10 to 15 Mph with Gusts up to 30 Mph, becoming north 15 to 20 Mph with Gusts up to 40 Mph after midnight. Chance of rain 20 percent.

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Willis Temperature Statistics

December Temperature

Conroe, Montgomery County Airport (5.6 miles)

  • Lowest 15 December, 2025

    30 °F

  • Average December

    57.1 °F

  • Highest 21 December, 2025

    81 °F

Climate (2020–Present)

Conroe, Montgomery County Airport (5.6 miles)

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  • Average Low 2020–2025

    58.4 °F

  • Average 2020–2025

    69.3 °F

  • Average High 2020–2025

    80.9 °F
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