Susanville Municipal Airport Weather Forecast

    • 51
    • 89

    Increasing Clouds

    • 54
    • 88

    Mostly Cloudy

    • 49
    • 76

    Chance Rain Showers

    • 48
    • 82

    Partly Sunny

    • 48
    • 84

    Mostly Sunny

    • 52
    • 87

    Mostly Sunny

    • 49
    • 84

    Chance Rain Showers

Today 17 Sep Lassen-Eastern Plumas-Eastern Sierra Counties

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

Tonight 17 Sep Lassen-Eastern Plumas-Eastern Sierra Counties

Clear in the evening then becoming partly cloudy. Lows 45 to 55. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Susanville Municipal Airport Temperature Statistics

September Temperature

Reno/Stead (60.9 miles)

  • Lowest 11 September, 2025

    39.2 °F

  • Average September

    64.8 °F

  • Highest 1 September, 2025

    87.8 °F

Climate (2020–Present)

Reno/Stead (60.9 miles)

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  • Average Low 2020–2025

    36.7 °F

  • Average 2020–2025

    52.2 °F

  • Average High 2020–2025

    64.3 °F
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