Lake Washington Weather Forecast

    • 64
    • 82

    Rain Showers Likely

    • 65
    • 76

    Rain Showers

    • 66
    • 83

    Rain Showers Likely

    • 60
    • 82

    Mostly Sunny

    • 58
    • 78

    Partly Sunny

    • 56
    • 76

    Partly Sunny

    • 58
    • 78

    Chance Rain Showers

Today 1 Sep Orange

Showers with a chance of Thunderstorms. Highs in the lower 80s. West Winds around 5 Mph. Chance of rain 90 percent.

Tonight 1 Sep Orange

Mostly cloudy. Showers likely with a chance of Thunderstorms this Evening, then a chance of Showers after midnight. Some Thunderstorms may be severe. Lows in the lower 60s. Northeast Winds around 5 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Washington Temperature Statistics

September Temperature

Newburgh / Stewart (1.2 miles)

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  • Average September

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Climate (2021–2026)

Newburgh / Stewart (1.2 miles)

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  • Average Low 2021–2026

    43.5 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    61.3 °F
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