Willis Weather Forecast

    • 69
    • 79

    Thunderstorms Likely

    • 71
    • 85

    Chance Thunderstorms

    • 70
    • 85

    Thunderstorms

    • 69
    • 81

    Thunderstorms Likely

    • 71
    • 84

    Thunderstorms Likely

    • 73
    • 86

    Thunderstorms Likely

Today 21 May Montgomery

Showers and Thunderstorms likely. Highs around 80. Southeast Winds around 5 Mph. Chance of rain 70 percent.

Tonight 21 May Montgomery

Mostly cloudy with a slight chance of Showers and Thunderstorms. Near steady temperature around 70. East Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Willis Temperature Statistics

May Temperature

Conroe, Montgomery County Airport (5.6 miles)

  • Lowest 3 May, 2026

    48.7 °F

  • Average May

    74.1 °F

  • Highest 10 May, 2026

    91.7 °F

Climate (2021–Present)

Conroe, Montgomery County Airport (5.6 miles)

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  • Average Low 2021–2026

    58.8 °F

  • Average 2021–2026

    69.8 °F

  • Average High 2021–2026

    81.4 °F
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