Foster Weather Forecast

    • 47
    • 77

    Sunny

    • 45
    • 69

    Rain Showers

    • 38
    • 56

    Rain Showers Likely

    • 39
    • 62

    Mostly Sunny

    • 46
    • 72

    Mostly Sunny

    • 48
    • 77

    Mostly Sunny

    • 46
    • 74

    Slight Chance Rain Showers

Today 1 May Cascade Foothills of Marion and Linn Counties

Sunny. Highs in the upper 70s. Winds light.

Tonight 1 May Cascade Foothills of Marion and Linn Counties

Clear. Lows in the upper 40s. Winds light.

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Foster Temperature Statistics

May Temperature

Corvallis, Corvallis Municipal Airport (31.7 miles)

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  • Average May

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Climate (2020–Present)

Corvallis, Corvallis Municipal Airport (31.7 miles)

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  • Average Low 2020–2025

    43.4 °F

  • Average 2020–2025

    52.9 °F

  • Average High 2020–2025

    63.7 °F
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