Washington Weather Forecast

    • 76
    • 94

    Becoming Sunny

    • 76
    • 94

    Mostly Sunny

    • 75
    • 93

    Mostly Sunny

    • 76
    • 94

    Mostly Sunny

    • 76
    • 95

    Slight Chance Thunderstorms

    • 76
    • 95

    Mostly Sunny

Today 7 Sep Washington

Mostly sunny. Humid with Highs in the mid 90s. Light and variable Winds, becoming south around 5 Mph in the afternoon.

Tonight 7 Sep Washington

Mostly clear. Lows in the mid 70s. South Winds around 5 Mph.

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Washington Temperature Statistics

September Temperature

Brenham, Brenham Municipal Airport (14.3 miles)

  • Lowest 1 September, 2026

    75.2 °F

  • Average September

    83.5 °F

  • Highest 2 September, 2026

    100 °F

Climate (2021–2026)

Brenham, Brenham Municipal Airport (14.3 miles)

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  • Average Low 2021–2026

    60.9 °F

  • Average 2021–2026

    70.7 °F

  • Average High 2021–2026

    81.7 °F
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