Alto Pass Weather Forecast

    • 59
    • 76

    Chance Thunderstorms

    • 54
    • 72

    Rain Showers Likely

    • 48
    • 64

    Rain Showers Likely

    • 45
    • 60

    Chance Rain Showers

    • 47
    • 64

    Mostly Sunny

    • 56
    • 73

    Chance Rain Showers

    • 57
    • 74

    Chance Rain Showers

Today 1 May Union

Mostly sunny with a slight chance of Showers and Thunderstorms. Near steady temperature in the mid 70s. Southwest Winds around 10 Mph. Chance of rain 20 percent.

Tonight 1 May Union

Partly cloudy. A slight chance of Showers late this evening. Lows around 60. Southwest Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Alto Pass Temperature Statistics

May Temperature

Southern Illinois Airport (14.9 miles)

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  • Average May

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Climate (2020–Present)

Southern Illinois Airport (14.9 miles)

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  • Average Low 2020–2025

    47.7 °F

  • Average 2020–2025

    57.9 °F

  • Average High 2020–2025

    68.6 °F
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