Mammoth Weather Forecast

    • 56
    • 88

    Mostly Sunny

    • 48
    • 84

    Sunny

    • 51
    • 87

    Mostly Sunny

    • 50
    • 89

    Mostly Sunny

    • 52
    • 89

    Mostly Sunny

    • 51
    • 92

    Mostly Sunny

    • 54
    • 93

    Mostly Sunny

Today 9 Aug Northeast Siskiyou and Northwest Modoc Counties

Partly cloudy. Slight chance of Thunderstorms. Some Thunderstorms may produce gusty Winds and heavy rainfall this afternoon. Highs in the mid 80s to lower 90s. Southeast Winds 5 to 10 Mph shifting to the south around 15 Mph late this afternoon. Chance of Thunderstorms 10 percent.

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Mammoth Temperature Statistics

August Temperature

Klamath Falls International Airport (34.2 miles)

  • Lowest 7 August, 2022

    50 °F
  • Average August

    73.1 °F
  • Highest 4 August, 2022

    93 °F

Climate (2010–Present)

Klamath Falls International Airport (34.2 miles)

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  • Average Low 2010–Present

    33.8 °F
  • Average 2010–Present

    48.4 °F
  • Average High 2010–Present

    62.8 °F
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