Coosaw Weather Forecast

    • 68
    • 84

    Mostly Cloudy

    • 60
    • 75

    Slight Chance Thunderstorms

    • 57
    • 78

    Mostly Sunny

    • 58
    • 81

    Mostly Sunny

    • 61
    • 85

    Partly Sunny

    • 63
    • 86

    Partly Sunny

Today 23 Sep Beaufort

Partly sunny with a slight chance of Showers. A slight chance of Thunderstorms this afternoon. Highs in the lower 80s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 23 Sep Beaufort

Partly cloudy in the Evening, then becoming mostly cloudy. Lows around 70. Northeast Winds 15 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Coosaw Temperature Statistics

September Temperature

Beaufort, Marine Corps Air Station (5 miles)

  • Lowest 17 September, 2026

    68 °F

  • Average September

    81.1 °F

  • Highest 5 September, 2026

    96.1 °F

Climate (2021–2026)

Beaufort, Marine Corps Air Station (5 miles)

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  • Average Low 2021–2026

    59.2 °F

  • Average 2021–2026

    68.6 °F

  • Average High 2021–2026

    78.8 °F
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