Bethany Weather Forecast

    • 56
    • 85

    Increasing Clouds

    • 54
    • 77

    Mostly Cloudy

    • 54
    • 78

    Partly Sunny

    • 58
    • 80

    Partly Sunny

    • 61
    • 82

    Mostly Cloudy

    • 62
    • 80

    Slight Chance Rain Showers

Today 2 Aug Tualatin Valley

Sunny. Highs in the mid 80s. Winds light.

Tonight 2 Aug Tualatin Valley

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 50s. Northwest wind 5 to 10 Mph.

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Bethany Temperature Statistics

August Temperature

Portland-Hillsboro Airport (5.6 miles)

  • Lowest

  • Average August

  • Highest

Climate (2020–Present)

Portland-Hillsboro Airport (5.6 miles)

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  • Average Low 2020–2025

    43.1 °F
  • Average 2020–2025

    53.5 °F
  • Average High 2020–2025

    64.3 °F
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