Bonanza Weather Forecast

    • 35
    • 55

    Mostly Cloudy

    • 37
    • 53

    Rain

    • 35
    • 53

    Rain

    • 38
    • 54

    Rain

    • 34
    • 48

    Rain

    • 33
    • 49

    Chance Rain

    • 32
    • 52

    Rain Likely

Today 15 Dec Klamath Basin

Partly cloudy early this afternoon then becoming mostly cloudy. A 30 percent chance of rain. Highs in the lower to mid 50s. South Winds 5 to 10 Mph.

Tonight 15 Dec Klamath Basin

Mostly cloudy with a 30 percent chance of rain. Lows in the mid 30s to lower 40s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bonanza Temperature Statistics

December Temperature

Klamath Falls International Airport (16.2 miles)

  • Lowest 1 December, 2025

    17.1 °F

  • Average December

    35.2 °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

    63.1 °F
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