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Climate almanac

Saint John’s

Saint John Parish, Antigua and Barbuda · 17.12°, -61.84°

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What is the weather like in Saint John’s in September?

In September, Saint John’s is typically 83°F (28°C) during the day and 80°F (27°C) at night. The month brings about 5.4 in (137 mm) of precipitation in total.

  • Average high83°F (28°C)
  • Average low80°F (27°C)
  • Precipitation5.4 in (137 mm)
  • Clear or mostly clear days10
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)