Hamilton Mountain Weather Forecast

    • 42
    • 48

    Mostly Cloudy

    • 42
    • 46

    Rain

    • 40
    • 48

    Rain/Snow Likely

    • 38
    • 44

    Rain Likely

    • 38
    • 44

    Rain

    • 36
    • 41

    Rain/Snow Likely

Today 15 Dec Lassen-Eastern Plumas-Eastern Sierra Counties

Mostly cloudy in the morning then becoming partly cloudy. Highs 51 to 61. Light Winds.

Tonight 15 Dec Lassen-Eastern Plumas-Eastern Sierra Counties

Partly cloudy in the evening then becoming mostly cloudy. Chance of rain. Lows 30 to 40. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hamilton Mountain Temperature Statistics

December Temperature

Chico Municipal Airport (64 miles)

  • Lowest 3 December, 2025

    35.6 °F

  • Average December

    41.8 °F

  • Highest 3 December, 2025

    60.8 °F

Climate (2020–Present)

Chico Municipal Airport (64 miles)

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  • Average Low 2020–2025

    52.4 °F

  • Average 2020–2025

    61.1 °F

  • Average High 2020–2025

    75 °F
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