Alder Springs Weather Forecast

    • 49
    • 65

    Mostly Sunny

    • 50
    • 65

    Mostly Sunny

    • 55
    • 69

    Mostly Sunny

    • 59
    • 72

    Partly Sunny

    • 62
    • 76

    Slight Chance Rain

    • 59
    • 77

    Chance Rain

    • 53
    • 72

    Partly Sunny

Today 5 Sep Glenn and Colusa County Coast Range Above 3000 ft

Sunny. Highs 58 to 68. Light Winds becoming southeast up to 10 Mph in the afternoon.

Tonight 5 Sep Glenn and Colusa County Coast Range Above 3000 ft

Mostly clear. Lows 43 to 53. Southwest Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Alder Springs Temperature Statistics

September Temperature

Red Bluff, Red Bluff Municipal Airport (42.3 miles)

  • Lowest 1 September, 2026

    57.7 °F

  • Average September

    65.1 °F

  • Highest 2 September, 2026

    73.7 °F

Climate (2021–2026)

Red Bluff, Red Bluff Municipal Airport (42.3 miles)

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  • Average Low 2021–2026

    52.7 °F

  • Average 2021–2026

    64.9 °F

  • Average High 2021–2026

    77.6 °F
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