Mission Lake Weather Forecast

    • 55
    • 85

    Mostly Sunny

    • 52
    • 77

    Mostly Sunny

    • 53
    • 79

    Mostly Sunny

    • 53
    • 82

    Mostly Sunny

    • 53
    • 78

    Partly Sunny

    • 51
    • 73

    Partly Sunny

Today 17 Sep East Central Willamette Valley

Sunny. Highs in the mid 80s. Winds light.

Tonight 17 Sep East Central Willamette Valley

Mostly clear. Lows in the mid 50s. Southwest wind 5 to 10 Mph.

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Mission Lake Temperature Statistics

September Temperature

McMinnville, McMinnville Municipal Airport (8.7 miles)

  • Lowest 11 September, 2026

    45.6 °F

  • Average September

    61.4 °F

  • Highest 9 September, 2026

    89.7 °F

Climate (2021–2026)

McMinnville, McMinnville Municipal Airport (8.7 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    54.1 °F

  • Average High 2021–2026

    64.9 °F
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