Nine Springs Reservoir Weather Forecast

    • 52
    • 90

    Sunny

    • 57
    • 91

    Mostly Sunny

    • 57
    • 93

    Sunny

    • 56
    • 91

    Mostly Sunny

    • 55
    • 89

    Partly Sunny

    • 51
    • 80

    Partly Sunny

    • 50
    • 80

    Mostly Sunny

Today 14 Jun Lassen-Eastern Plumas-Eastern Sierra Counties

Sunny. Highs 85 to 95. Light Winds becoming east around 10 Mph in the afternoon.

Tonight 14 Jun Lassen-Eastern Plumas-Eastern Sierra Counties

Clear. Lows 48 to 58. Northwest Winds around 10 Mph in the evening becoming light.

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Nine Springs Reservoir Temperature Statistics

June Temperature

Alturas (41.6 miles)

  • Lowest 10 June, 2026

    33.7 °F

  • Average June

    59.9 °F

  • Highest 12 June, 2026

    87.1 °F

Climate (2021–Present)

Alturas (41.6 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    65 °F
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