Oregon Caves National Monument Weather Forecast

    • 53
    • 70

    Mostly Sunny

    • 55
    • 70

    Patchy Smoke

    • 56
    • 71

    Mostly Sunny

    • 56
    • 70

    Partly Sunny

    • 57
    • 72

    Partly Sunny

    • 56
    • 71

    Mostly Cloudy

Today 12 Aug Siskiyou Mountains and Southern Oregon Cascades

Sunny. Highs in the lower 70s to lower 80s. Northwest Winds around 5 Mph increasing to 10 to 15 Mph this afternoon.

Tonight 12 Aug Siskiyou Mountains and Southern Oregon Cascades

Mostly clear. Lows in the mid 40s to mid 50s. Northwest Winds 10 to 15 Mph shifting to the north around 5 Mph well after midnight.

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Oregon Caves National Monument Temperature Statistics

August Temperature

Rogue Valley International Airport (32.9 miles)

  • Lowest 3 August, 2026

    52.6 °F

  • Average August

    79.2 °F

  • Highest 6 August, 2026

    106.6 °F

Climate (2021–2026)

Rogue Valley International Airport (32.9 miles)

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  • Average Low 2021–2026

    45.4 °F

  • Average 2021–2026

    57 °F

  • Average High 2021–2026

    70.1 °F
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