Irmo Weather Forecast

    • 46
    • 56

    Rain Showers

    • 24
    • 59

    Chance Rain Showers

    • 20
    • 38

    Partly Sunny

    • 19
    • 36

    Chance Snow

    • 17
    • 36

    Partly Sunny

    • 25
    • 40

    Mostly Cloudy

Today 18 Jan Lexington

Cloudy. Showers, mainly in the morning. Highs in the upper 50s. South Winds around 5 Mph. Chance of rain 80 percent.

Tonight 18 Jan Lexington

Mostly cloudy with a 50 percent chance of Showers. Near steady temperature around 50. Southwest Winds around 5 Mph.

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Irmo Temperature Statistics

January Temperature

Columbia, Columbia Metropolitan Airport (10.6 miles)

  • Lowest 8 January, 2025

    21.8 °F

  • Average January

    39.4 °F

  • Highest 7 January, 2025

    74.6 °F

Climate (2020–Present)

Columbia, Columbia Metropolitan Airport (10.6 miles)

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  • Average Low 2020–2025

    54.9 °F

  • Average 2020–2025

    65 °F

  • Average High 2020–2025

    76 °F
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