Galva Weather Forecast

    • 23
    • 38

    Mostly Cloudy

    • 32
    • 39

    Chance Rain

    • 6
    • 35

    Partly Sunny

    • 26
    • 35

    Mostly Cloudy

    • 15
    • 37

    Mostly Cloudy

    • 20
    • 30

    Partly Sunny

Today 16 Dec Ida

Mostly cloudy. Near steady temperature in the upper 30s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 16 Dec Ida

Mostly cloudy. Lows in the mid 20s. Northwest Winds 5 to 10 Mph. Gusts up to 25 Mph this evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Galva Temperature Statistics

December Temperature

Storm Lake (11.2 miles)

  • Lowest 14 December, 2025

    -11.2 °F

  • Average December

    15.9 °F

  • Highest 9 December, 2025

    41 °F

Climate (2020–Present)

Storm Lake (11.2 miles)

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  • Average Low 2020–2025

    38.8 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    58.5 °F
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