Anna Weather Forecast

    • 46
    • 53

    Rain

    • 39
    • 55

    Chance Rain

    • 44
    • 60

    Partly Sunny

    • 56
    • 64

    Mostly Cloudy

    • 51
    • 70

    Mostly Cloudy

    • 46
    • 71

    Slight Chance Thunderstorms

Today 14 Feb Union

Cloudy. A chance of rain this Morning, then rain this afternoon. Highs in the lower 50s. Southeast Winds 5 to 10 Mph. Chance of rain 90 percent.

Tonight 14 Feb Union

Rain. Near steady temperature in the upper 40s. Southeast Winds 5 to 10 Mph. Chance of rain near 100 percent.

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Anna Temperature Statistics

February Temperature

Southern Illinois Airport (21.7 miles)

  • Lowest 1 February, 2026

    0.6 °F

  • Average February

    32.3 °F

  • Highest 10 February, 2026

    66.9 °F

Climate (2021–Present)

Southern Illinois Airport (21.7 miles)

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  • Average Low 2021–2026

    47.8 °F

  • Average 2021–2026

    58.2 °F

  • Average High 2021–2026

    68.8 °F
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