Tennant Weather Forecast

    • 31
    • 62

    Rain Showers Likely

    • 30
    • 54

    Chance Rain Showers

    • 31
    • 58

    Mostly Sunny

    • 35
    • 64

    Mostly Sunny

    • 40
    • 70

    Sunny

    • 40
    • 73

    Mostly Sunny

    • 41
    • 74

    Mostly Sunny

Today 25 Apr North Central and Southeast Siskiyou County

Sunny late this Morning, then slight chance of Thunderstorms early this afternoon. Mostly cloudy with a chance of Showers and slight chance of Thunderstorms late this afternoon. Snow level 6500 feet this afternoon. Highs in the lower 50s to lower 60s. West Winds 10 to 15 Mph. Chance of precipitation 30 percent.

Tonight 25 Apr North Central and Southeast Siskiyou County

Mostly cloudy with a chance of rain Showers, snow Showers and slight chance of Thunderstorms in the Evening, then partly cloudy with a chance of rain and snow Showers after midnight. Patchy fog after midnight. Snow level 5500 feet lowering to 5000 feet after midnight. Lows in the lower to mid 30s. West Winds 10 to 15 Mph decreasing to around 5 Mph well after midnight. Chance of precipitation 30 percent.

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Tennant Temperature Statistics

April Temperature

Mount Shasta (28 miles)

  • Lowest 17 April, 2026

    23.6 °F

  • Average April

    47.9 °F

  • Highest 4 April, 2026

    76.6 °F

Climate (2021–Present)

Mount Shasta (28 miles)

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  • Average Low 2021–2026

    39.7 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    66 °F
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