McCloud River Arm Weather Forecast

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    Rain

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    Rain

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    Rain

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    Rain

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    Rain Likely

Today 21 Dec Shasta Lake Area / Northern Shasta County

Rain. Highs 43 to 55 higher Elevations. 52 to 58 lower Elevations. Prevailing southwest Winds 10 to 20 Mph with Gusts to around 45 Mph.

Tonight 21 Dec Shasta Lake Area / Northern Shasta County

Rain Showers and a slight chance of Thunderstorms in the Evening, then rain after midnight. Colder. Some Thunderstorms may produce heavy rainfall in the evening. Lows 30 to 45. Prevailing southwest Winds up to 15 Mph with Gusts to around 40 Mph.

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McCloud River Arm Temperature Statistics

December Temperature

Redding Municipal Airport (22.4 miles)

  • Lowest 1 December, 2025

    32 °F

  • Average December

    43.4 °F

  • Highest 3 December, 2025

    63 °F

Climate (2020–Present)

Redding Municipal Airport (22.4 miles)

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  • Average Low 2020–2025

    52.6 °F

  • Average 2020–2025

    65.3 °F

  • Average High 2020–2025

    77.8 °F
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