Lakeshore Reservoir Weather Forecast

    • 38
    • 68

    Mostly Sunny

    • 41
    • 72

    Mostly Sunny

    • 43
    • 76

    Sunny

    • 45
    • 80

    Mostly Sunny

    • 44
    • 76

    Partly Sunny

    • 44
    • 76

    Mostly Sunny

Today 28 Sep Modoc County

Sunny. Highs in the mid 60s to lower 70s. North Winds 5 to 10 Mph.

Tonight 28 Sep Modoc County

Mostly clear. Lows in the mid 30s to lower 40s. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lakeshore Reservoir Temperature Statistics

September Temperature

Alturas (22.4 miles)

  • Lowest 14 September, 2026

    28.7 °F

  • Average September

    58.2 °F

  • Highest 24 September, 2026

    86.6 °F

Climate (2021–2026)

Alturas (22.4 miles)

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  • Average Low 2021–2026

    33.2 °F

  • Average 2021–2026

    49.1 °F

  • Average High 2021–2026

    64.7 °F
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