Upper Klamath Lake Weather Forecast

    • 47
    • 67

    Sunny

    • 41
    • 66

    Rain

    • 35
    • 46

    Rain

    • 39
    • 56

    Sunny

    • 42
    • 65

    Sunny

    • 47
    • 71

    Sunny

    • 47
    • 72

    Mostly Sunny

Today 1 May Klamath Basin

Sunny. Highs in the lower to mid 70s. Northeast Winds around 5 Mph shifting to the south this afternoon.

Tonight 1 May Klamath Basin

Clear. Lows in the lower to mid 40s. Southwest Winds around 5 Mph shifting to the northwest in the late evening and early Morning, then becoming light well after midnight.

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Upper Klamath Lake Temperature Statistics

May Temperature

Klamath Falls International Airport (19.3 miles)

  • Lowest

  • Average May

  • Highest

Climate (2020–Present)

Klamath Falls International Airport (19.3 miles)

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  • Average Low 2020–2025

    33.7 °F
  • Average 2020–2025

    48.5 °F
  • Average High 2020–2025

    63 °F
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