Tennant Weather Forecast

    • 41
    • 72

    Mostly Sunny

    • 44
    • 74

    Partly Sunny

    • 43
    • 69

    Slight Chance Thunderstorms

    • 42
    • 70

    Rain Showers Likely

    • 40
    • 58

    Rain Showers Likely

    • 41
    • 66

    Slight Chance Rain

Today 30 Apr North Central and Southeast Siskiyou County

Sunny in the morning then becoming partly cloudy. Highs in the mid 60s to mid 70s. Northeast Winds 5 to 10 Mph.

Tonight 30 Apr North Central and Southeast Siskiyou County

Mostly clear. Lows in the lower to mid 40s. North Winds 5 to 10 Mph shifting to the east after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

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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