Lake Owyhee State Park Weather Forecast

    • 40
    • 63

    Decreasing Clouds

    • 33
    • 53

    Breezy

    • 34
    • 54

    Slight Chance Rain Showers

    • 36
    • 57

    Mostly Sunny

    • 41
    • 66

    Partly Sunny

    • 44
    • 67

    Mostly Sunny

    • 50
    • 73

    Partly Sunny

Today 28 Apr Malheur County

Mostly sunny. Highs 60 to 66. West Winds 10 to 15 Mph.

Tonight 28 Apr Malheur County

Partly cloudy. Lows 34 to 41. Northwest Winds 10 to 15 Mph.

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Lake Owyhee State Park Temperature Statistics

April Temperature

Ontario Municipal Airport (29.8 miles)

  • Lowest 18 April, 2024

    28.9 °F

  • Average April

    54 °F

  • Highest 12 April, 2024

    82.7 °F

Climate (2019–Present)

Ontario Municipal Airport (29.8 miles)

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  • Average Low 2019–2024

    42.4 °F

  • Average 2019–2024

    54.2 °F

  • Average High 2019–2024

    66.6 °F
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