Crater Lake Weather Forecast

    • 41
    • 50

    Chance Rain Showers

    • 42
    • 56

    Mostly Sunny

    • 46
    • 62

    Mostly Sunny

    • 47
    • 65

    Mostly Sunny

    • 45
    • 65

    Mostly Sunny

    • 42
    • 60

    Mostly Sunny

Today 17 Sep South Central Oregon Cascades

Mostly cloudy. Scattered rain Showers this morning. Isolated Thunderstorms through the day. Numerous rain Showers this afternoon. Highs in the lower 50s to lower 60s. Northeast Winds around 5 Mph shifting to the west in the late morning and afternoon. Chance of precipitation 60 percent.

Tonight 17 Sep South Central Oregon Cascades

Mostly cloudy with scattered rain Showers and isolated Thunderstorms in the Evening, then mostly clear after midnight. Lows in the lower to mid 40s. West Winds around 5 Mph shifting to the southwest well after midnight. Chance of precipitation 30 percent.

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Crater Lake Temperature Statistics

September Temperature

Rogue Valley International Airport (55.3 miles)

  • Lowest 14 September, 2026

    44.1 °F

  • Average September

    64.2 °F

  • Highest 9 September, 2026

    96.7 °F

Climate (2021–2026)

Rogue Valley International Airport (55.3 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    57 °F

  • Average High 2021–2026

    70.1 °F
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