Middleton Weather Forecast

    • 38
    • 50

    Mostly Cloudy

    • 40
    • 50

    Chance Rain Showers

    • 41
    • 53

    Chance Rain Showers

    • 41
    • 55

    Partly Sunny

    • 39
    • 53

    Partly Sunny

    • 37
    • 54

    Mostly Sunny

Today 10 Jan Tualatin Valley

Mostly cloudy. Patchy fog in the morning. A slight chance of rain Showers in the afternoon. Highs around 50. Winds light. Chance of rain 20 percent.

Tonight 10 Jan Tualatin Valley

Mostly cloudy. A slight chance of rain Showers in the Evening, then a chance of rain Showers after midnight. Patchy fog. Lows in the upper 30s. Light and variable Winds. Chance of rain 50 percent. Rainfall Amounts less than a tenth of an inch.

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Middleton Temperature Statistics

January Temperature

Aurora State Airport (8.1 miles)

  • Lowest 1 January, 2026

    32 °F

  • Average January

    42.9 °F

  • Highest 4 January, 2026

    51.1 °F

Climate (2021–Present)

Aurora State Airport (8.1 miles)

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  • Average Low 2021–2026

    46.2 °F

  • Average 2021–2026

    55.3 °F

  • Average High 2021–2026

    64.9 °F
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