French Reservoir Weather Forecast

    • 23
    • 51

    Becoming Sunny

    • 26
    • 55

    Mostly Sunny

    • 28
    • 58

    Mostly Sunny

    • 28
    • 60

    Sunny

    • 27
    • 60

    Sunny

    • 27
    • 57

    Sunny

Today 11 Jan Modoc County

Partly cloudy early this morning then clearing. Highs in the mid 40s to lower 50s. East Winds around 5 Mph.

Tonight 11 Jan Modoc County

Mostly clear. Lows in the mid 20s to lower 30s. East Winds around 5 Mph.

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French Reservoir Temperature Statistics

January Temperature

Alturas (8.1 miles)

  • Lowest 9 January, 2026

    9 °F

  • Average January

    35.8 °F

  • Highest 2 January, 2026

    51.1 °F

Climate (2021–Present)

Alturas (8.1 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    64.5 °F
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