Grand River Weather Forecast

    • 42
    • 62

    Increasing Clouds

    • 44
    • 69

    Mostly Sunny

    • 38
    • 63

    Mostly Sunny

    • 46
    • 67

    Partly Sunny

    • 36
    • 62

    Partly Sunny

    • 31
    • 56

    Partly Sunny

Today 3 Nov Decatur

Sunny. Highs in the lower 60s. North Winds 5 to 10 Mph.

Tonight 3 Nov Decatur

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 40s. Southeast Winds 5 to 10 Mph.

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Grand River Temperature Statistics

November Temperature

Lamoni, Lamoni Municipal Airport (13 miles)

  • Lowest 1 November, 2025

    37 °F

  • Average November

    40.1 °F

  • Highest 1 November, 2025

    43 °F

Climate (2020–Present)

Lamoni, Lamoni Municipal Airport (13 miles)

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  • Average Low 2020–2025

    43.5 °F

  • Average 2020–2025

    53.3 °F

  • Average High 2020–2025

    63.3 °F
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