Tunnel Reservoir Weather Forecast

    • 36
    • 53

    Rain Showers

    • 38
    • 42

    Rain Showers

    • 40
    • 45

    Rain Showers

    • 40
    • 48

    Rain Showers

    • 36
    • 47

    Rain Showers

    • 30
    • 45

    Rain Showers

Today 30 Jan Shasta Lake Area / Northern Shasta County

Sunny. Highs 41 to 55 higher Elevations. 51 to 59 lower Elevations. Light Winds.

Tonight 30 Jan Shasta Lake Area / Northern Shasta County

Mostly cloudy. At lower Elevations, a chance of rain Showers after midnight. At higher Elevations, a chance of rain Showers and heavy snow Showers after midnight. Lows 28 to 38 higher Elevations. 35 to 43 lower Elevations. Snow level 4500 feet. Light Winds.

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Tunnel Reservoir Temperature Statistics

January Temperature

Mount Shasta (31.1 miles)

  • Lowest 26 January, 2025

    15.1 °F

  • Average January

    37.5 °F

  • Highest 15 January, 2025

    57.7 °F

Climate (2020–Present)

Mount Shasta (31.1 miles)

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  • Average Low 2020–2025

    39.5 °F

  • Average 2020–2025

    52.4 °F

  • Average High 2020–2025

    65.5 °F
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