Tennant Weather Forecast

    • 50
    • 91

    Sunny

    • 47
    • 89

    Patchy Smoke

    • 45
    • 86

    Mostly Sunny

    • 44
    • 81

    Mostly Sunny

    • 43
    • 80

    Mostly Sunny

    • 44
    • 80

    Mostly Sunny

    • 44
    • 79

    Partly Sunny

Today 10 Aug North Central and Southeast Siskiyou County

Sunny. Patchy smoke through the day. Highs in the lower 80s to lower 90s. Northeast Winds around 5 Mph shifting to the southwest this afternoon.

Tonight 10 Aug North Central and Southeast Siskiyou County

Clear. Patchy smoke well after midnight. Lows in the lower 50s to lower 60s. West Winds 5 to 10 Mph shifting to the north after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tennant Temperature Statistics

August Temperature

Mount Shasta (28 miles)

  • Lowest 4 August, 2026

    50.6 °F

  • Average August

    74.3 °F

  • Highest 7 August, 2026

    98.7 °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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