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Climate almanac

Charlotte Amalie

Saint Thomas Island, U.S. Virgin Islands · 18.34°, -64.93°

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What is the weather like in Charlotte Amalie in September?

In September, Charlotte Amalie is typically 83°F (29°C) during the day and 81°F (27°C) at night. The month brings about 6.1 in (155 mm) of precipitation in total.

  • Average high83°F (29°C)
  • Average low81°F (27°C)
  • Precipitation6.1 in (155 mm)
  • Clear or mostly clear days11
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)