Forest Park Weather Forecast

    • 43
    • 62

    Becoming Sunny

    • 47
    • 67

    Mostly Sunny

    • 55
    • 78

    Sunny

    • 56
    • 85

    Partly Sunny

    • 51
    • 70

    Mostly Cloudy

    • 49
    • 69

    Partly Sunny

Today 30 May West Hills and Chehalem Mountains

Mostly sunny. Highs in the mid 60s. Northwest wind 5 to 10 Mph.

Tonight 30 May West Hills and Chehalem Mountains

Mostly clear. Lows in the lower 40s. Northwest wind 10 to 15 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Forest Park Temperature Statistics

May Temperature

Portland-Hillsboro Airport (6.8 miles)

  • Lowest 17 May, 2026

    36.6 °F

  • Average May

    59.9 °F

  • Highest 3 May, 2026

    90.6 °F

Climate (2021–Present)

Portland-Hillsboro Airport (6.8 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    43.5 °F

  • Average 2021–2026

    53.9 °F

  • Average High 2021–2026

    64.6 °F
Get WillyWeather+ to remove ads