Ducasse Reservoir Weather Forecast

    • 31
    • 62

    Mostly Sunny

    • 37
    • 69

    Mostly Sunny

    • 41
    • 76

    Mostly Sunny

    • 43
    • 80

    Mostly Sunny

    • 43
    • 80

    Mostly Sunny

    • 42
    • 82

    Mostly Sunny

Today 18 May Lassen-Eastern Plumas-Eastern Sierra Counties

Sunny. Highs 58 to 68. East Winds 10 to 15 Mph.

Tonight 18 May Lassen-Eastern Plumas-Eastern Sierra Counties

Clear. Lows 30 to 40. Northeast Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ducasse Reservoir Temperature Statistics

May Temperature

Alturas (44.7 miles)

  • Lowest 14 May, 2026

    28.7 °F

  • Average May

    57.8 °F

  • Highest 12 May, 2026

    88.6 °F

Climate (2021–Present)

Alturas (44.7 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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