Mammoth Weather Forecast

    • 34
    • 52

    Mostly Sunny

    • 34
    • 63

    Becoming Sunny

    • 35
    • 67

    Mostly Sunny

    • 27
    • 58

    Partly Sunny

    • 30
    • 54

    Mostly Cloudy

    • 36
    • 63

    Partly Sunny

    • 34
    • 65

    Partly Sunny

Today 6 Mar Northeast Siskiyou and Northwest Modoc Counties

Sunny. Highs in the lower to mid 50s. North Winds 5 to 10 Mph.

Tonight 6 Mar Northeast Siskiyou and Northwest Modoc Counties

Mostly clear then becoming partly cloudy after midnight then becoming mostly cloudy. Patchy fog well after midnight. Lows in the mid 30s. Northwest Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mammoth Temperature Statistics

March Temperature

Klamath Falls International Airport (34.2 miles)

  • Lowest 3 March, 2026

    27 °F

  • Average March

    41.4 °F

  • Highest 3 March, 2026

    57.9 °F

Climate (2021–Present)

Klamath Falls International Airport (34.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    34 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    63.3 °F
Get WillyWeather+ to remove ads