Upper Klamath National Wildlife Refuge Weather Forecast

    • 37
    • 48

    Slight Chance Rain

    • 40
    • 51

    Chance Rain

    • 38
    • 54

    Mostly Cloudy

    • 34
    • 54

    Mostly Sunny

    • 33
    • 54

    Mostly Sunny

    • 35
    • 55

    Mostly Sunny

Today 8 Dec Siskiyou Mountains and Southern Oregon Cascades

Patchy fog in the morning. Mostly cloudy with a 20 percent chance of rain. Snow level 7000 feet in the morning. Highs in the mid 40s to lower 50s. Southwest Winds 10 to 15 Mph.

Tonight 8 Dec Siskiyou Mountains and Southern Oregon Cascades

Partly cloudy in the evening then becoming mostly cloudy. A 30 percent chance of rain. Lows in the mid 30s to lower 40s. Southwest Winds 10 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Klamath National Wildlife Refuge Temperature Statistics

December Temperature

Klamath Falls International Airport (31.1 miles)

  • Lowest 1 December, 2025

    17.1 °F

  • Average December

    33.3 °F

  • Highest 2 December, 2025

    50 °F

Climate (2020–Present)

Klamath Falls International Airport (31.1 miles)

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  • Average Low 2020–2025

    34 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    63.1 °F
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