Mammoth Weather Forecast

    • 28
    • 60

    Mostly Sunny

    • 30
    • 63

    Mostly Sunny

    • 30
    • 63

    Mostly Sunny

    • 31
    • 59

    Partly Sunny

    • 36
    • 58

    Mostly Cloudy

    • 31
    • 55

    Chance Rain/Snow

    • 26
    • 46

    Chance Rain/Snow

Today 3 Feb Northeast Siskiyou and Northwest Modoc Counties

Sunny. Highs in the mid 50s to lower 60s. Southeast Winds around 5 Mph.

Tonight 3 Feb Northeast Siskiyou and Northwest Modoc Counties

Mostly clear. Lows in the mid 20s to lower 30s. East Winds around 5 Mph.

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Mammoth Temperature Statistics

February Temperature

Klamath Falls International Airport (34.2 miles)

  • Lowest 1 February, 2026

    23 °F

  • Average February

    35.9 °F

  • Highest 1 February, 2026

    54 °F

Climate (2021–Present)

Klamath Falls International Airport (34.2 miles)

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  • Average Low 2021–2026

    34 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    63.3 °F
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