Alton Weather Forecast

    • 43
    • 47

    Rain Showers

    • 18
    • 59

    Rain Showers

    • 12
    • 32

    Mostly Sunny

    • 20
    • 37

    Mostly Sunny

    • 20
    • 41

    Partly Sunny

    • 17
    • 37

    Partly Sunny

Today 24 Jan Jefferson

Rain. Near steady temperature in the mid 40s. East Winds 5 to 10 Mph. Chance of rain 80 percent.

Tonight 24 Jan Jefferson

A slight chance of Thunderstorms. Rain in the Evening, then Showers after midnight. Lows in the lower 40s. Temperature rising to around 50 after midnight. Southeast Winds 10 to 15 Mph. Gusts up to 30 Mph after midnight. Chance of rain near 100 percent.

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Alton Temperature Statistics

January Temperature

Birmingham, Birmingham International Airport (6.2 miles)

  • Lowest 16 January, 2026

    23 °F

  • Average January

    47.4 °F

  • Highest 7 January, 2026

    69.7 °F

Climate (2021–Present)

Birmingham, Birmingham International Airport (6.2 miles)

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  • Average Low 2021–2026

    55.4 °F

  • Average 2021–2026

    65.3 °F

  • Average High 2021–2026

    75.7 °F
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