Rainbow Lake Weather Forecast

    • 70
    • 90

    Sunny

    • 64
    • 88

    Mostly Sunny

    • 67
    • 87

    Sunny

    • 69
    • 90

    Mostly Sunny

    • 70
    • 92

    Mostly Sunny

    • 72
    • 93

    Mostly Sunny

Today 2 Aug Mountains Southwestern Shasta County to Western Colusa County

Sunny. Highs 73 to 88 higher Elevations. 90 to 95 lower Elevations. Light Winds becoming southeast up to 10 Mph in the afternoon.

Tonight 2 Aug Mountains Southwestern Shasta County to Western Colusa County

Clear. Lows 56 to 68 higher Elevations. 66 to 72 lower Elevations. Prevailing west Winds up to 10 Mph.

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Rainbow Lake Temperature Statistics

August Temperature

Weaverville (19.9 miles)

  • Lowest

  • Average August

  • Highest

Climate (2020–Present)

Weaverville (19.9 miles)

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  • Average Low 2020–2025

    42.2 °F
  • Average 2020–2025

    56.2 °F
  • Average High 2020–2025

    70.1 °F
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