Tennant Weather Forecast

    • 50
    • 87

    Sunny

    • 49
    • 87

    Sunny

    • 48
    • 83

    Sunny

    • 47
    • 84

    Sunny

    • 47
    • 84

    Sunny

    • 48
    • 85

    Sunny

Today 23 Jul North Central and Southeast Siskiyou County

Sunny. Highs in the lower 80s to lower 90s. Southwest Winds 5 to 10 Mph.

Tonight 23 Jul North Central and Southeast Siskiyou County

Clear. Lows in the lower to mid 50s. Southwest Winds 5 to 10 Mph.

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Tennant Temperature Statistics

July Temperature

Mount Shasta (28 miles)

  • Lowest 1 July, 2026

    43.6 °F

  • Average July

    70 °F

  • Highest 15 July, 2026

    93.7 °F

Climate (2021–2026)

Mount Shasta (28 miles)

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  • Average Low 2021–2026

    39.6 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    65.8 °F
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