Tennant Weather Forecast

    • 36
    • 60

    Mostly Sunny

    • 33
    • 62

    Mostly Sunny

    • 34
    • 63

    Partly Sunny

    • 39
    • 64

    Partly Sunny

    • 39
    • 65

    Partly Sunny

    • 39
    • 63

    Partly Sunny

Today 28 Oct North Central and Southeast Siskiyou County

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

Tonight 28 Oct North Central and Southeast Siskiyou County

Mostly clear. Lows in the mid 30s to lower 40s. Northeast Winds around 5 Mph shifting to the northwest after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Tennant Temperature Statistics

October Temperature

Mount Shasta (28 miles)

  • Lowest 11 October, 2025

    30.9 °F

  • Average October

    48.9 °F

  • Highest 7 October, 2025

    73.9 °F

Climate (2020–Present)

Mount Shasta (28 miles)

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

  • Average Low 2020–2025

    39.4 °F

  • Average 2020–2025

    52.3 °F

  • Average High 2020–2025

    65.5 °F
Get WillyWeather+ to remove ads