Winthrop Weather Forecast

    • 61
    • 94

    Chance Thunderstorms

    • 56
    • 92

    Mostly Sunny

    • 55
    • 88

    Sunny

    • 61
    • 93

    Mostly Sunny

    • 65
    • 95

    Partly Sunny

    • 65
    • 94

    Partly Sunny

Today 16 Jul Western Okanogan County

Mostly cloudy with a chance of Showers and Thunderstorms. Highs in the lower to mid 90s. Chance of precipitation 50 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 16 Jul Western Okanogan County

Partly cloudy. A chance of Showers and Thunderstorms. Lows in the lower to mid 60s. Gusts up to 20 Mph. Chance of precipitation 50 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.

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Winthrop Temperature Statistics

July Temperature

Omak Airport (30.4 miles)

  • Lowest 12 July, 2026

    53.7 °F

  • Average July

    75 °F

  • Highest 7 July, 2026

    97.6 °F

Climate (2021–2026)

Omak Airport (30.4 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    62.9 °F
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