Round Lake Weather Forecast

    • 40
    • 79

    Decreasing Clouds

    • 45
    • 83

    Partly Sunny

    • 45
    • 84

    Partly Sunny

    • 41
    • 72

    Chance Rain

    • 37
    • 69

    Slight Chance Rain

    • 34
    • 67

    Partly Sunny

    • 33
    • 64

    Partly Sunny

Today 10 May Klamath Basin

Partly cloudy. Highs in the mid 70s to lower 80s. Southeast Winds around 5 Mph shifting to the southwest in the late morning and early Afternoon, then shifting to the west 10 to 15 Mph late this afternoon.

Tonight 10 May Klamath Basin

Partly cloudy. Lows in the lower to mid 40s. Northwest Winds 10 to 15 Mph shifting to the north around 5 Mph after midnight.

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Round Lake Temperature Statistics

May Temperature

Klamath Falls International Airport (11.8 miles)

  • Lowest 7 May, 2026

    33.7 °F

  • Average May

    57.6 °F

  • Highest 6 May, 2026

    79.6 °F

Climate (2021–Present)

Klamath Falls International Airport (11.8 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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