Lake Washington Weather Forecast

    • 45
    • 63

    Becoming Sunny

    • 53
    • 74

    Increasing Clouds

    • 50
    • 74

    Mostly Sunny

    • 51
    • 74

    Chance Rain Showers

    • 53
    • 76

    Mostly Sunny

    • 60
    • 84

    Mostly Sunny

    • 65
    • 90

    Partly Sunny

Today 30 May Orange

Mostly sunny. Highs in the lower 60s. North Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 30 May Orange

Mostly clear. Lows in the mid 40s. North Winds around 5 Mph with Gusts up to 20 Mph, becoming northwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Washington Temperature Statistics

May Temperature

Newburgh / Stewart (1.2 miles)

  • Lowest 12 May, 2026

    37.4 °F

  • Average May

    60.8 °F

  • Highest 18 May, 2026

    93.2 °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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