Shumway Weather Forecast

    • 18
    • 34

    Partly Sunny

    • 23
    • 41

    Partly Sunny

    • 30
    • 44

    Rain Likely

    • 35
    • 44

    Rain

    • 28
    • 49

    Chance Rain/Snow

    • 31
    • 53

    Partly Sunny

    • 33
    • 57

    Partly Sunny

Today 21 Feb Lassen-Eastern Plumas-Eastern Sierra Counties

Mostly cloudy. Highs 33 to 43. Light Winds becoming southeast 10 to 15 Mph in the afternoon.

Tonight 21 Feb Lassen-Eastern Plumas-Eastern Sierra Counties

Partly cloudy in the evening then becoming clear. Lows 17 to 27. Southeast Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Shumway Temperature Statistics

February Temperature

Alturas (54.1 miles)

  • Lowest 18 February, 2026

    10 °F

  • Average February

    37.1 °F

  • Highest 4 February, 2026

    67.6 °F

Climate (2021–Present)

Alturas (54.1 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    49.5 °F

  • Average High 2021–2026

    64.7 °F
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