Tennant Weather Forecast

    • 33
    • 64

    Mostly Sunny

    • 37
    • 68

    Sunny

    • 34
    • 69

    Sunny

    • 37
    • 75

    Mostly Sunny

    • 33
    • 73

    Mostly Sunny

    • 30
    • 67

    Partly Sunny

    • 26
    • 54

    Chance Rain/Snow

Today 13 Oct North Central and Southeast Siskiyou County

Mostly cloudy in the morning then becoming partly cloudy. Chance of rain and snow. Highs in the lower 40s to lower 50s.

Tonight 13 Oct North Central and Southeast Siskiyou County

Mostly clear. Lows in the mid 30s to lower 40s. Northeast Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Tennant Temperature Statistics

October Temperature

Mount Shasta (28 miles)

  • Lowest 11 October, 2026

    36 °F

  • Average October

    64.4 °F

  • Highest 8 October, 2026

    91.7 °F

Climate (2021–2026)

Mount Shasta (28 miles)

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

  • Average Low 2021–2026

    39.5 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    65.9 °F
Get WillyWeather+ to remove ads