Portland-Hillsboro Airport Weather Forecast

    • 45
    • 50

    Rain

    • 43
    • 59

    Rain Likely

    • 37
    • 54

    Rain

    • 33
    • 50

    Rain Showers

    • 38
    • 48

    Rain

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    • 51

    Rain

Today 6 Mar Tualatin Valley

A chance of rain late this Morning, then rain this afternoon. Highs in the lower 50s. South wind 5 to 10 Mph. Chance of rain near 100 percent. Rainfall Amounts around a tenth of an inch.

Tonight 6 Mar Tualatin Valley

Mostly cloudy. Rain Likely, mainly in the evening. Patchy fog after midnight. Lows in the mid 40s. Winds light. Chance of rain 70 percent. Rainfall Amounts less than a tenth of an inch.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Portland-Hillsboro Airport Temperature Statistics

March Temperature

Portland-Hillsboro Airport (0 miles)

  • Lowest 1 March, 2026

    37.9 °F

  • Average March

    49.5 °F

  • Highest 2 March, 2026

    62.1 °F

Climate (2021–Present)

Portland-Hillsboro Airport (0 miles)

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  • Average Low 2021–2026

    43.3 °F

  • Average 2021–2026

    53.8 °F

  • Average High 2021–2026

    64.5 °F
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