Tennant Weather Forecast

    • 31
    • 56

    Decreasing Clouds

    • 41
    • 65

    Partly Sunny

    • 43
    • 74

    Mostly Sunny

    • 43
    • 76

    Mostly Sunny

    • 44
    • 75

    Partly Sunny

    • 46
    • 77

    Partly Sunny

Today 14 Mar North Central and Southeast Siskiyou County

Mostly cloudy with a 20 percent chance of rain this Morning, then partly cloudy this afternoon. Snow level 7000 feet this morning. Highs in the lower 50s to lower 60s. West Winds 10 to 20 Mph.

Tonight 14 Mar North Central and Southeast Siskiyou County

Mostly clear. Lows in the lower to mid 30s. Northwest Winds 10 to 15 Mph shifting to the northeast 5 to 10 Mph well after midnight.

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Tennant Temperature Statistics

March Temperature

Mount Shasta (28 miles)

  • Lowest 11 March, 2026

    28.9 °F

  • Average March

    46.5 °F

  • Highest 8 March, 2026

    68 °F

Climate (2021–Present)

Mount Shasta (28 miles)

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  • Average Low 2021–2026

    39.7 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    65.8 °F
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