Likely Mountain Weather Forecast

    • 47
    • 75

    Mostly Sunny

    • 48
    • 74

    Mostly Sunny

    • 55
    • 81

    Sunny

    • 48
    • 83

    Mostly Sunny

    • 39
    • 68

    Slight Chance Rain Showers

    • 34
    • 55

    Slight Chance Rain/Snow

Today 28 May Lassen-Eastern Plumas-Eastern Sierra Counties

Sunny. Highs 80 to 90. Light Winds becoming southwest around 10 Mph in the afternoon.

Tonight 28 May Lassen-Eastern Plumas-Eastern Sierra Counties

Clear. Lows 44 to 54. West Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Likely Mountain Temperature Statistics

May Temperature

Alturas (22.4 miles)

  • Lowest 15 May, 2025

    28.9 °F

  • Average May

    53 °F

  • Highest 9 May, 2025

    81.6 °F

Climate (2020–Present)

Alturas (22.4 miles)

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  • Average Low 2020–2025

    32.9 °F

  • Average 2020–2025

    49.2 °F

  • Average High 2020–2025

    64.3 °F
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