Cottonwood Weather Forecast

    • 52
    • 64

    Slight Chance Rain Showers

    • 49
    • 67

    Mostly Cloudy

    • 45
    • 64

    Mostly Cloudy

    • 43
    • 65

    Partly Sunny

    • 49
    • 69

    Mostly Cloudy

    • 52
    • 70

    Partly Sunny

Today 19 Sep Lyon

Cloudy. A slight chance of Showers this morning. Areas of dense fog this Morning, then patchy fog this afternoon. Highs in the lower 60s. North Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 19 Sep Lyon

Patchy fog in the evening. Mostly cloudy. Lows in the lower 50s. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cottonwood Temperature Statistics

September Temperature

Granite Falls, Granite Falls Municipal Airport/Lenzen-Roe Memorial Field (11.2 miles)

  • Lowest 16 September, 2026

    44.6 °F

  • Average September

    69.6 °F

  • Highest 3 September, 2026

    92.8 °F

Climate (2021–2026)

Granite Falls, Granite Falls Municipal Airport/Lenzen-Roe Memorial Field (11.2 miles)

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  • Average Low 2021–2026

    37.5 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    58.5 °F
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