Winthrop Weather Forecast

    • 58
    • 92

    Increasing Clouds

    • 52
    • 83

    Mostly Sunny

    • 52
    • 84

    Mostly Sunny

    • 53
    • 85

    Mostly Sunny

    • 52
    • 85

    Mostly Sunny

    • 53
    • 86

    Mostly Sunny

Today 7 Jul Western Okanogan County

Sunny. Highs in the upper 80s to mid 90s. South wind 5 to 15 Mph in the Afternoon, Gusts up to 25 Mph in the afternoon.

Tonight 7 Jul Western Okanogan County

Mostly cloudy. Lows in the upper 50s to lower 60s. West wind 5 to 15 Mph in the Evening, becoming light and variable. Gusts up to 25 Mph.

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Winthrop Temperature Statistics

July Temperature

Omak Airport (30.4 miles)

  • Lowest 2 July, 2026

    55.7 °F

  • Average July

    71.9 °F

  • Highest 4 July, 2026

    90.6 °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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