Brewster Weather Forecast

    • 52
    • 71

    Mostly Cloudy

    • 53
    • 73

    Mostly Cloudy

    • 49
    • 73

    Partly Sunny

    • 46
    • 72

    Mostly Sunny

    • 49
    • 73

    Mostly Sunny

    • 49
    • 75

    Mostly Sunny

Today 20 Sep Okanogan Valley

Mostly cloudy. Scattered rain Showers overnight. Lows in the upper 40s to lower 50s. Chance of precipitation 30 percent.

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Brewster Temperature Statistics

September Temperature

Omak, Omak Airport (28 miles)

  • Lowest 17 September, 2018

    36 °F
  • Average September

    59.7 °F
  • Highest 1 September, 2018

    79 °F

Climate (2010–Present)

Omak, Omak Airport (28 miles)

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  • Average Low 2010–Present

    40.9 °F
  • Average 2010–Present

    51.8 °F
  • Average High 2010–Present

    62.1 °F
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