Alton Weather Forecast

    • 38
    • 53

    Increasing Clouds

    • 54
    • 64

    Rain Showers Likely

    • 47
    • 68

    Rain Showers

    • 45
    • 67

    Mostly Sunny

    • 48
    • 71

    Mostly Sunny

    • 49
    • 74

    Partly Sunny

    • 51
    • 73

    Partly Sunny

Today 24 Feb Jefferson

Mostly sunny. Not as cool with Highs in the lower 50s. Southwest Winds 5 to 10 Mph.

Tonight 24 Feb Jefferson

Partly cloudy in the Evening, then becoming mostly cloudy. Not as cool with Lows around 40. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Real-Time

Alton Temperature Statistics

February Temperature

Birmingham, Birmingham International Airport (6.2 miles)

  • Lowest 1 February, 2026

    16.6 °F

  • Average February

    52.5 °F

  • Highest 19 February, 2026

    81.6 °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

    75.8 °F
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