Forest Grove Weather Forecast

    • 52
    • 76

    Mostly Sunny

    • 52
    • 75

    Partly Sunny

    • 57
    • 71

    Slight Chance Rain Showers

    • 59
    • 77

    Mostly Sunny

    • 47
    • 78

    Mostly Sunny

    • 45
    • 67

    Mostly Sunny

    • 51
    • 70

    Mostly Sunny

Today 15 Sep Southern Worcester

Mostly sunny. Near steady temperature in the mid 70s. East Winds around 5 Mph.

Tonight 15 Sep Southern Worcester

Mostly clear this Evening, then becoming partly cloudy. Patchy fog after midnight. Visibility one quarter mile or less at Times after midnight. Lows in the lower 50s. East Winds around 5 Mph, becoming north after midnight.

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Forest Grove Temperature Statistics

September Temperature

Worcester, Worcester Regional Airport (3.1 miles)

  • Lowest 8 September, 2025

    48.9 °F

  • Average September

    63.1 °F

  • Highest 6 September, 2025

    79 °F

Climate (2020–Present)

Worcester, Worcester Regional Airport (3.1 miles)

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  • Average Low 2020–2025

    43.4 °F

  • Average 2020–2025

    51 °F

  • Average High 2020–2025

    59 °F
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