Foster Weather Forecast

    • 44
    • 67

    Becoming Sunny

    • 47
    • 70

    Chance Rain Showers

    • 46
    • 66

    Rain Showers

    • 41
    • 55

    Rain

    • 40
    • 51

    Rain

    • 39
    • 55

    Chance Rain

Today 8 Apr Cascade Foothills of Marion and Linn Counties

Mostly sunny. Highs in the mid 60s. Winds light.

Tonight 8 Apr Cascade Foothills of Marion and Linn Counties

Partly cloudy. Lows in the lower 40s. Winds light.

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Foster Temperature Statistics

April Temperature

Corvallis, Corvallis Municipal Airport (31.7 miles)

  • Lowest 3 April, 2026

    32 °F

  • Average April

    51.6 °F

  • Highest 6 April, 2026

    78.1 °F

Climate (2021–Present)

Corvallis, Corvallis Municipal Airport (31.7 miles)

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  • Average Low 2021–2026

    43.5 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    64 °F
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