Alton Weather Forecast

    • 47
    • 62

    Rain Showers Likely

    • 41
    • 57

    Rain Showers

    • 45
    • 58

    Slight Chance Thunderstorms

    • 46
    • 73

    Chance Thunderstorms

    • 45
    • 69

    Chance Rain Showers

    • 40
    • 61

    Chance Rain Showers

Today 27 Apr Sioux

Cloudy. Near steady temperature in the upper 50s. Northwest Winds 10 to 15 Mph.

Tonight 27 Apr Sioux

Cloudy. A chance of Showers in the Evening, then Showers likely with a slight chance of Thunderstorms after midnight. Lows in the mid 40s. Northeast Winds 15 to 20 Mph. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Alton Temperature Statistics

April Temperature

Le Mars Municipal Airport (16.8 miles)

  • Lowest 4 April, 2024

    28.4 °F

  • Average April

    50.7 °F

  • Highest 13 April, 2024

    86 °F

Climate (2019–Present)

Le Mars Municipal Airport (16.8 miles)

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  • Average Low 2019–2024

    37.5 °F

  • Average 2019–2024

    48.3 °F

  • Average High 2019–2024

    59.1 °F
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