Lake Washington Weather Forecast

    • 66
    • 94

    Rain Showers Likely

    • 60
    • 87

    Slight Chance Thunderstorms

    • 57
    • 84

    Mostly Sunny

    • 63
    • 90

    Mostly Sunny

    • 68
    • 94

    Partly Sunny

    • 70
    • 94

    Chance Rain Showers

Today 6 Jun Orange

Partly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the lower 90s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 6 Jun Orange

Mostly cloudy with a chance of Showers and Thunderstorms in the Evening, then partly cloudy with a chance of Showers after midnight. Lows in the mid 60s. West Winds 10 to 15 Mph with Gusts up to 25 Mph, Diminishing to around 5 Mph after midnight. Chance of rain 50 percent.

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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

    63.7 °F

  • Highest 3 June, 2026

    82.4 °F

Climate (2021–Present)

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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