Johnsons Mountain Lake Weather Forecast

    • 55
    • 71

    Increasing Clouds

    • 65
    • 77

    Mostly Cloudy

    • 63
    • 79

    Mostly Cloudy

    • 62
    • 79

    Partly Sunny

    • 63
    • 80

    Partly Sunny

    • 63
    • 82

    Mostly Cloudy

    • 57
    • 81

    Partly Sunny

Today 21 Dec Washington

Mostly sunny. Near steady temperature in the lower 70s. Northwest Winds around 5 Mph.

Tonight 21 Dec Washington

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 50s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnsons Mountain Lake Temperature Statistics

December Temperature

Brenham, Brenham Municipal Airport (12.4 miles)

  • Lowest 15 December, 2025

    28.4 °F

  • Average December

    52 °F

  • Highest 12 December, 2025

    77.7 °F

Climate (2020–Present)

Brenham, Brenham Municipal Airport (12.4 miles)

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  • Average Low 2020–2025

    60.5 °F

  • Average 2020–2025

    70.3 °F

  • Average High 2020–2025

    81.2 °F
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