St Louis Weather Forecast

    • 57
    • 90

    Sunny

    • 63
    • 100

    Hot

    • 64
    • 100

    Hot

    • 63
    • 97

    Hot

    • 63
    • 97

    Mostly Sunny

    • 63
    • 96

    Mostly Sunny

Today 21 Aug East Central Willamette Valley

Sunny. Highs around 90. North wind 10 to 15 Mph.

Tonight 21 Aug East Central Willamette Valley

Clear. Lows in the upper 50s. North wind 10 to 15 Mph.

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St Louis Temperature Statistics

August Temperature

McMinnville, McMinnville Municipal Airport (9.9 miles)

  • Lowest 8 August, 2025

    43.6 °F

  • Average August

    70.7 °F

  • Highest 10 August, 2025

    101.6 °F

Climate (2020–Present)

McMinnville, McMinnville Municipal Airport (9.9 miles)

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  • Average Low 2020–2025

    43.6 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    64.7 °F
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