Winthrop Weather Forecast

    • 50
    • 78

    Slight Chance Rain Showers

    • 51
    • 78

    Mostly Cloudy

    • 47
    • 75

    Chance Rain Showers

    • 45
    • 75

    Chance Rain Showers

    • 45
    • 74

    Chance Rain Showers

    • 44
    • 74

    Chance Rain Showers

Today 28 Jun Western Okanogan County

Mostly cloudy in the Morning, becoming partly cloudy. Highs in the 70s. Breezy. Northwest wind 5 to 15 Mph in the afternoon. Gusts up to 30 Mph.

Tonight 28 Jun Western Okanogan County

Mostly cloudy. A chance of rain Showers overnight. Lows in the upper 40s to upper 50s. Breezy. Northwest wind 10 to 20 Mph with Gusts up to 40 Mph. Chance of precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winthrop Temperature Statistics

June Temperature

Omak Airport (30.4 miles)

  • Lowest 7 June, 2026

    35.7 °F

  • Average June

    67.6 °F

  • Highest 15 June, 2026

    96.7 °F

Climate (2021–2026)

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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