Winthrop Weather Forecast

    • 55
    • 87

    Increasing Clouds

    • 52
    • 85

    Mostly Sunny

    • 51
    • 83

    Mostly Sunny

    • 56
    • 88

    Mostly Sunny

    • 58
    • 92

    Mostly Sunny

    • 57
    • 90

    Mostly Sunny

Today 10 Jul Western Okanogan County

Sunny. Highs in the 80s.

Tonight 10 Jul Western Okanogan County

Partly cloudy. Lows in the mid 50s to lower 60s. West wind 5 to 15 Mph in the Evening, becoming light and Variable, Gusts up to 30 Mph decreasing to 20 Mph overnight.

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Winthrop Temperature Statistics

July Temperature

Omak Airport (30.4 miles)

  • Lowest 2 July, 2026

    55.7 °F

  • Average July

    73.9 °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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