Chappell Hill Weather Forecast

    • 69
    • 82

    Chance Rain Showers

    • 72
    • 84

    Slight Chance Thunderstorms

    • 73
    • 87

    Partly Sunny

    • 73
    • 88

    Mostly Cloudy

    • 72
    • 87

    Chance Thunderstorms

    • 71
    • 86

    Chance Thunderstorms

Today 27 May Washington

Mostly cloudy with a chance of Showers. A chance of Thunderstorms, mainly this morning. Some Thunderstorms may produce gusty Winds and heavy rainfall this morning. Some Thunderstorms may produce gusty Winds and heavy rainfall this afternoon. Highs in the lower 80s. South Winds 5 to 10 Mph, becoming southeast this afternoon. Chance of rain 50 percent.

Tonight 27 May Washington

Mostly cloudy. A slight chance of Showers with isolated Thunderstorms in the evening. Some Thunderstorms may produce gusty Winds and heavy rainfall in the evening. Lows in the upper 60s. Southeast Winds around 5 Mph. Chance of rain 20 percent.

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Chappell Hill Temperature Statistics

May Temperature

Brenham, Brenham Municipal Airport (8.7 miles)

  • Lowest 2 May, 2026

    48.7 °F

  • Average May

    73.3 °F

  • Highest 10 May, 2026

    88.9 °F

Climate (2021–Present)

Brenham, Brenham Municipal Airport (8.7 miles)

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  • Average Low 2021–2026

    60.9 °F

  • Average 2021–2026

    70.7 °F

  • Average High 2021–2026

    81.6 °F
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