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Climate almanac

Terryville

Connecticut, United States · 41.68°, -73.01°

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What is the weather like in Terryville in September?

In September, Terryville is typically 74°F (23°C) during the day and 57°F (14°C) at night. The month brings about 5.3 in (134 mm) of precipitation in total.

  • Average high74°F (23°C)
  • Average low57°F (14°C)
  • Precipitation5.3 in (134 mm)
  • Clear or mostly clear days10
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)