Forest Park Weather Forecast

    • 36
    • 48

    Rain Showers

    • 39
    • 52

    Slight Chance Rain Showers

    • 41
    • 57

    Mostly Cloudy

    • 48
    • 61

    Rain Likely

    • 45
    • 58

    Rain Likely

    • 45
    • 58

    Chance Rain

Today 15 Apr West Hills and Chehalem Mountains

A chance of Thunderstorms. Rain Showers. Highs in the upper 40s. West wind 10 to 15 Mph. Chance of rain near 100 percent. Rainfall Amounts around a tenth of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 15 Apr West Hills and Chehalem Mountains

Mostly cloudy with rain Showers likely with a slight chance of Thunderstorms in the Evening, then partly cloudy with a slight chance of rain Showers after midnight. Areas of frost after midnight. Lows in the mid 30s. West wind 10 to 15 Mph, becoming light after midnight. Chance of rain 70 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Forest Park Temperature Statistics

April Temperature

Portland-Hillsboro Airport (6.8 miles)

  • Lowest 3 April, 2026

    33.7 °F

  • Average April

    54.5 °F

  • Highest 5 April, 2026

    79.6 °F

Climate (2021–Present)

Portland-Hillsboro Airport (6.8 miles)

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  • Average Low 2021–2026

    43.4 °F

  • Average 2021–2026

    53.9 °F

  • Average High 2021–2026

    64.6 °F
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