Lake Washington Weather Forecast

    • 62
    • 84

    Rain Showers Likely

    • 59
    • 80

    Mostly Sunny

    • 57
    • 78

    Mostly Sunny

    • 59
    • 79

    Mostly Cloudy

    • 59
    • 76

    Rain Showers

    • 60
    • 81

    Slight Chance Rain Showers

Today 18 Jun Orange

Mostly cloudy with Showers likely with a slight chance of Thunderstorms in the Morning, then partly sunny with a chance of Showers with a slight chance of Thunderstorms in the afternoon. Humid with Highs in the mid 80s. South Winds 10 to 15 Mph, becoming southwest in the afternoon. Gusts up to 30 Mph. Chance of rain 70 percent.

Tonight 18 Jun Orange

Mostly clear in the Evening, then becoming partly cloudy. Less humid with Lows in the lower 60s. West Winds 10 to 15 Mph. Gusts up to 30 Mph, decreasing to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Washington Temperature Statistics

June Temperature

Newburgh / Stewart (1.2 miles)

  • Lowest 2 June, 2026

    46.4 °F

  • Average June

    71.5 °F

  • Highest 11 June, 2026

    93.2 °F

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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