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Climate almanac

Westminster

Maryland, United States · 39.58°, -77.00°

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What is the weather like in Westminster in September?

In September, Westminster is typically 78°F (26°C) during the day and 62°F (16°C) at night. The month brings about 4.5 in (114 mm) of precipitation in total.

  • Average high78°F (26°C)
  • Average low62°F (16°C)
  • Precipitation4.5 in (114 mm)
  • Clear or mostly clear days11
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)