Anna Weather Forecast

    • 63
    • 83

    Partly Sunny

    • 60
    • 80

    Chance Rain Showers

    • 58
    • 83

    Chance Rain Showers

    • 54
    • 76

    Mostly Sunny

    • 54
    • 82

    Mostly Sunny

    • 53
    • 80

    Mostly Sunny

Today 1 Sep Union

Mostly sunny. Highs in the mid 80s. Northeast Winds around 5 Mph.

Tonight 1 Sep Union

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 60s. Northeast Winds around 5 Mph in the Evening, becoming light and variable.

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Anna Temperature Statistics

September Temperature

Southern Illinois Airport (21.7 miles)

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Climate (2020–Present)

Southern Illinois Airport (21.7 miles)

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  • Average Low 2020–2025

    47.9 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    68.7 °F
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