Clear Lake Reservoir Weather Forecast

    • 54
    • 84

    Mostly Sunny

    • 52
    • 82

    Mostly Sunny

    • 49
    • 78

    Partly Sunny

    • 43
    • 68

    Slight Chance Thunderstorms

    • 37
    • 60

    Mostly Sunny

    • 40
    • 64

    Mostly Sunny

    • 44
    • 70

    Mostly Sunny

Today 23 Jun Northeast Siskiyou and Northwest Modoc Counties

Sunny. Slight chance of Thunderstorms this afternoon. Highs in the mid 80s to lower 90s. West Winds 10 to 15 Mph.

Tonight 23 Jun Northeast Siskiyou and Northwest Modoc Counties

Partly cloudy in the evening then clearing. Slight chance of dry Thunderstorms in the evening. Lows in the lower to mid 50s. West Winds 10 to 15 Mph decreasing to around 5 Mph well after midnight.

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Clear Lake Reservoir Temperature Statistics

June Temperature

Klamath Falls International Airport (35.4 miles)

  • Lowest 7 June, 2026

    28.7 °F

  • Average June

    61.3 °F

  • Highest 16 June, 2026

    91.7 °F

Climate (2021–2026)

Klamath Falls International Airport (35.4 miles)

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  • Average Low 2021–2026

    34 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    63.5 °F
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