Philomath Weather Forecast

    • 44
    • 76

    Increasing Clouds

    • 45
    • 73

    Partly Sunny

    • 47
    • 79

    Partly Sunny

    • 45
    • 75

    Partly Sunny

    • 48
    • 78

    Mostly Sunny

    • 48
    • 81

    Mostly Sunny

Today 7 May Benton County Lowlands

Partly sunny in the Morning, then clearing. Highs in the mid 70s. Light and variable Winds, becoming light in the afternoon.

Tonight 7 May Benton County Lowlands

Mostly cloudy. Patchy fog. Lows in the mid 40s. Light and variable Winds.

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Philomath Temperature Statistics

May Temperature

Corvallis, Corvallis Municipal Airport (5 miles)

  • Lowest 1 May, 2026

    44.1 °F

  • Average May

    62.3 °F

  • Highest 3 May, 2026

    88 °F

Climate (2021–Present)

Corvallis, Corvallis Municipal Airport (5 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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