Crater Lake Weather Forecast

    • 36
    • 54

    Mostly Sunny

    • 41
    • 60

    Mostly Sunny

    • 43
    • 63

    Partly Sunny

    • 37
    • 55

    Mostly Sunny

    • 38
    • 57

    Mostly Sunny

    • 38
    • 56

    Partly Sunny

Today 31 May South Central Oregon Cascades

Sunny. Highs in the mid 50s to mid 60s. North Winds 5 to 10 Mph.

Tonight 31 May South Central Oregon Cascades

Mostly clear. Lows in the mid 30s to lower 40s. Northwest Winds 5 to 10 Mph shifting to the northeast after midnight.

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Crater Lake Temperature Statistics

May Temperature

Rogue Valley International Airport (55.3 miles)

  • Lowest 18 May, 2026

    37.7 °F

  • Average May

    64.1 °F

  • Highest 21 May, 2026

    89.7 °F

Climate (2021–Present)

Rogue Valley International Airport (55.3 miles)

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  • Average Low 2021–2026

    45.6 °F

  • Average 2021–2026

    57.1 °F

  • Average High 2021–2026

    70.2 °F
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