Irmo Weather Forecast

    • 73
    • 95

    Thunderstorms Likely

    • 73
    • 93

    Thunderstorms

    • 75
    • 94

    Thunderstorms Likely

    • 74
    • 95

    Chance Thunderstorms

    • 75
    • 97

    Chance Thunderstorms

    • 75
    • 97

    Chance Thunderstorms

Today 9 Jul Lexington

Mostly sunny. A slight chance of Showers and Thunderstorms in the Morning, then Showers and Thunderstorms likely in the afternoon. Humid with Highs in the lower 90s. South Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 9 Jul Lexington

Partly cloudy. Near steady temperature in the upper 70s. South Winds around 5 Mph.

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Irmo Temperature Statistics

July Temperature

Columbia, Columbia Metropolitan Airport (10.6 miles)

  • Lowest 3 July, 2025

    72 °F

  • Average July

    82.1 °F

  • Highest 4 July, 2025

    93.9 °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

    65.1 °F

  • Average High 2020–2025

    76.3 °F
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