Winthrop Weather Forecast

    • 36
    • 63

    Chance Rain Showers

    • 39
    • 69

    Partly Sunny

    • 43
    • 67

    Rain Showers Likely

    • 41
    • 68

    Rain Showers Likely

    • 41
    • 69

    Partly Sunny

    • 45
    • 74

    Mostly Sunny

    • 50
    • 79

    Mostly Sunny

Today 6 Jun Western Okanogan County

Rain Showers, mountain snow Showers likely and a chance of Thunderstorms. Mountain snow accumulation up to 1 inch. Snow level 5000 feet. Highs in the mid 50s to lower 60s. Chance of precipitation 70 percent.

Tonight 6 Jun Western Okanogan County

Mostly cloudy. A chance of rain and mountain snow Showers in the Evening, then a chance of mountain snow Showers overnight. Snow level 5000 feet. Lows in the mid 30s to lower 40s. Chance of precipitation 40 percent.

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Winthrop Temperature Statistics

June Temperature

Omak Airport (30.4 miles)

  • Lowest 1 June, 2026

    46.7 °F

  • Average June

    64.1 °F

  • Highest 3 June, 2026

    80.7 °F

Climate (2021–Present)

Omak Airport (30.4 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    63 °F
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