Jacks Lake Weather Forecast

    • 56
    • 82

    Mostly Sunny

    • 53
    • 82

    Sunny

    • 54
    • 83

    Mostly Sunny

    • 57
    • 83

    Mostly Sunny

    • 59
    • 83

    Partly Sunny

    • 57
    • 80

    Partly Sunny

Today 15 Jul Lassen-Eastern Plumas-Eastern Sierra Counties

Sunny in the Morning, then partly cloudy with a slight chance of Showers in the afternoon. Highs 84 to 94. Light Winds becoming southwest around 10 Mph in the afternoon.

Tonight 15 Jul Lassen-Eastern Plumas-Eastern Sierra Counties

Clear. Lows 48 to 58. West Winds 10 to 15 Mph in the evening becoming light.

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Jacks Lake Temperature Statistics

July Temperature

Alturas (52.2 miles)

  • Lowest 1 July, 2026

    38.6 °F

  • Average July

    68.6 °F

  • Highest 11 July, 2026

    95.6 °F

Climate (2021–2026)

Alturas (52.2 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    64.7 °F
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