Bonanza Weather Forecast

    • 34
    • 45

    Rain

    • 31
    • 49

    Rain

    • 32
    • 45

    Chance Rain/Snow

    • 32
    • 44

    Rain

    • 27
    • 43

    Rain/Snow Likely

    • 22
    • 43

    Rain/Snow Likely

Today 20 Dec Klamath Basin

Partly cloudy early this Afternoon, then mostly cloudy with a 10 percent chance of rain late this afternoon. Highs in the lower to mid 40s. South Winds 5 to 10 Mph.

Tonight 20 Dec Klamath Basin

Rain and snow likely in the Evening, then rain after midnight. Snow level 4300 feet rising to 5000 feet after midnight. Snow accumulation up to 1 inch. Lows in the lower to mid 30s. South Winds 10 to 15 Mph. Chance of precipitation 90 percent.

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Bonanza Temperature Statistics

December Temperature

Klamath Falls International Airport (16.2 miles)

  • Lowest 14 December, 2025

    14 °F

  • Average December

    36.7 °F

  • Highest 10 December, 2025

    59 °F

Climate (2020–Present)

Klamath Falls International Airport (16.2 miles)

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  • Average Low 2020–2025

    34 °F

  • Average 2020–2025

    48.7 °F

  • Average High 2020–2025

    63.2 °F
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