Glenn Weather Forecast

    • 40
    • 45

    Mostly Cloudy

    • 39
    • 45

    Mostly Cloudy

    • 40
    • 40

    Mostly Cloudy

    • 45
    • 54

    Chance Rain Showers

    • 48
    • 53

    Rain Showers Likely

    • 46
    • 55

    Chance Rain Showers

Today 12 Dec Central Sacramento Valley

Areas of fog. Locally dense in the morning. Patchy fog early in the afternoon. Mostly cloudy. Highs 44 to 53. Light Winds.

Tonight 12 Dec Central Sacramento Valley

Mostly cloudy. Patchy dense fog in the evening. Areas of fog after midnight. Lows around 40. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Glenn Temperature Statistics

December Temperature

Chico Municipal Airport (20.5 miles)

  • Lowest 3 December, 2025

    35.6 °F

  • Average December

    42.3 °F

  • Highest 3 December, 2025

    60.8 °F

Climate (2020–Present)

Chico Municipal Airport (20.5 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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