St Andrews Weather Forecast

    • 41
    • 65

    Becoming Sunny

    • 47
    • 59

    Mostly Sunny

    • 51
    • 69

    Mostly Sunny

    • 50
    • 69

    Mostly Sunny

    • 53
    • 69

    Mostly Sunny

    • 55
    • 70

    Partly Sunny

Today 21 Dec Charleston

Patchy fog this morning. Sunny. Highs in the mid 60s. Northwest Winds around 5 Mph.

Tonight 21 Dec Charleston

Mostly clear. Lows around 40. Northeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Real-Time

St Andrews Temperature Statistics

December Temperature

Charleston Executive Airport (5.6 miles)

  • Lowest 15 December, 2025

    23 °F

  • Average December

    49.3 °F

  • Highest 14 December, 2025

    71.6 °F

Climate (2020–Present)

Charleston Executive Airport (5.6 miles)

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  • Average Low 2020–2025

    58.8 °F

  • Average 2020–2025

    67.1 °F

  • Average High 2020–2025

    76 °F
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