Mammoth Weather Forecast

    • 40
    • 51

    Rain

    • 43
    • 47

    Rain

    • 32
    • 53

    Partly Sunny

    • 37
    • 61

    Mostly Cloudy

    • 37
    • 66

    Mostly Cloudy

    • 37
    • 65

    Mostly Cloudy

    • 38
    • 64

    Mostly Cloudy

Today 5 Nov Northeast Siskiyou and Northwest Modoc Counties

Rain and slight chance of Thunderstorms early this Afternoon, then rain late this afternoon. Highs in the lower to mid 50s. Breezy. Southwest Winds 20 to 25 Mph decreasing to 10 to 20 Mph late this afternoon. Gusts up to 40 Mph. Chance of precipitation 80 percent.

Tonight 5 Nov Northeast Siskiyou and Northwest Modoc Counties

Mostly cloudy with rain early this Evening, then mostly cloudy with a chance of rain late this evening and overnight. Lows around 40. Southwest Winds 10 to 20 Mph shifting to the south 5 to 10 Mph after midnight. Chance of rain 80 percent.

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Mammoth Temperature Statistics

November Temperature

Klamath Falls International Airport (34.2 miles)

  • Lowest 3 November, 2025

    25 °F

  • Average November

    45.7 °F

  • Highest 1 November, 2025

    66.9 °F

Climate (2020–Present)

Klamath Falls International Airport (34.2 miles)

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  • Average Low 2020–2025

    33.9 °F

  • Average 2020–2025

    48.5 °F

  • Average High 2020–2025

    62.9 °F
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