Grinnell Weather Forecast

    • 36
    • 45

    Partly Sunny

    • 34
    • 55

    Mostly Cloudy

    • 19
    • 39

    Partly Sunny

    • 23
    • 34

    Mostly Cloudy

    • 21
    • 37

    Chance Snow

    • 16
    • 31

    Partly Sunny

Today 23 Nov Poweshiek

Patchy fog in the morning. Mostly sunny. Highs in the mid 40s. Southwest Winds around 5 Mph, becoming south around 5 Mph in the afternoon.

Tonight 23 Nov Poweshiek

Mostly cloudy. Lows in the mid 30s. Southeast Winds 5 to 10 Mph.

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Grinnell Temperature Statistics

November Temperature

Newton Municipal Airport - Earl Johnson Field (15.5 miles)

  • Lowest 1 November, 2024

    30.2 °F

  • Average November

    46.2 °F

  • Highest 4 November, 2024

    64.4 °F

Climate (2019–Present)

Newton Municipal Airport - Earl Johnson Field (15.5 miles)

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  • Average Low 2019–2024

    41.4 °F

  • Average 2019–2024

    51 °F

  • Average High 2019–2024

    60.8 °F
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