Upper Klamath National Wildlife Refuge Weather Forecast

    • 40
    • 62

    Mostly Sunny

    • 44
    • 67

    Partly Sunny

    • 47
    • 71

    Mostly Cloudy

    • 48
    • 68

    Mostly Cloudy

    • 46
    • 69

    Rain Showers Likely

    • 43
    • 57

    Rain Likely

    • 43
    • 61

    Chance Rain

Today 29 Apr Siskiyou Mountains and Southern Oregon Cascades

Sunny. Highs in the mid 50s to mid 60s. North Winds around 5 Mph shifting to the south late this Morning, then shifting to the northwest this afternoon.

Tonight 29 Apr Siskiyou Mountains and Southern Oregon Cascades

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

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  • Temperature Real-Time

Upper Klamath National Wildlife Refuge Temperature Statistics

April Temperature

Klamath Falls International Airport (31.1 miles)

  • Lowest 17 April, 2026

    14.6 °F

  • Average April

    44.4 °F

  • Highest 5 April, 2026

    71.7 °F

Climate (2021–Present)

Klamath Falls International Airport (31.1 miles)

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  • Average Low 2021–2026

    34.1 °F

  • Average 2021–2026

    48.9 °F

  • Average High 2021–2026

    63.5 °F
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