Frog Lake Weather Forecast

    • 43
    • 57

    Mostly Sunny

    • 48
    • 67

    Mostly Sunny

    • 49
    • 69

    Mostly Sunny

    • 43
    • 65

    Partly Sunny

    • 40
    • 59

    Partly Sunny

    • 44
    • 60

    Partly Sunny

Today 18 Sep East Slopes of the Oregon Cascades

Mostly cloudy. Highs in the mid 50s to mid 60s, except in the 60s Valleys.

Tonight 18 Sep East Slopes of the Oregon Cascades

Mostly clear. Lows in the upper 30s to upper 40s.

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Frog Lake Temperature Statistics

September Temperature

The Dalles Municipal Airport (37.3 miles)

  • Lowest 8 September, 2026

    48.7 °F

  • Average September

    65.4 °F

  • Highest 9 September, 2026

    89.7 °F

Climate (2021–2026)

The Dalles Municipal Airport (37.3 miles)

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  • Average Low 2021–2026

    46.2 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    66.8 °F
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