Brewster Weather Forecast

    • 43
    • 67

    Gradual Clearing

    • 33
    • 64

    Mostly Sunny

    • 37
    • 54

    Mostly Cloudy

    • 40
    • 59

    Chance Rain Showers

    • 38
    • 58

    Slight Chance Rain Showers

    • 38
    • 59

    Partly Sunny

    • 37
    • 57

    Partly Sunny

Today 22 Oct Okanogan Valley

Partly cloudy. Lows in the mid 30s. Highs in the lower to mid 50s.

Tonight 22 Oct Okanogan Valley

Mostly cloudy. Lows in the lower to mid 40s. Breezy. North wind 10 to 20 Mph with Gusts up to 40 Mph overnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Brewster Temperature Statistics

October Temperature

Omak Airport (27.3 miles)

  • Lowest 12 October, 2026

    33.7 °F

  • Average October

    56 °F

  • Highest 4 October, 2026

    79.6 °F

Climate (2021–2026)

Omak Airport (27.3 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    63 °F
Get WillyWeather+ to remove ads