Washington County Lake Weather Forecast

    • 56
    • 79

    Isolated Thunderstorms

    • 59
    • 79

    Thunderstorms

    • 39
    • 69

    Chance Rain Showers

    • 36
    • 51

    Mostly Sunny

    • 51
    • 67

    Mostly Sunny

    • 54
    • 71

    Mostly Cloudy

    • 36
    • 67

    Rain Showers Likely

Today 13 Mar Washington

Mostly sunny with isolated Showers and Thunderstorms. Near steady temperature in the mid 70s. South Winds around 5 Mph. Chance of rain 20 percent.

Tonight 13 Mar Washington

Mostly clear. Lows in the mid 50s. South Winds 5 to 10 Mph.

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Washington County Lake Temperature Statistics

March Temperature

Centralia Municipal Airport (21.1 miles)

  • Lowest 2 March, 2025

    22.1 °F

  • Average March

    44.8 °F

  • Highest 11 March, 2025

    75.6 °F

Climate (2020–Present)

Centralia Municipal Airport (21.1 miles)

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  • Average Low 2020–2025

    47.6 °F

  • Average 2020–2025

    57.4 °F

  • Average High 2020–2025

    67.4 °F
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