Climate almanac

Alpharetta

Georgia, United States · 34.08°, -84.29°

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What is the weather like in Alpharetta in January?

In January, Alpharetta is typically 53°F (12°C) during the day and 36°F (2°C) at night. The month brings about 5.2 in (131 mm) of precipitation in total. Snowfall averages about 1.0 in (25 mm) over the month.

  • Average high53°F (12°C)
  • Average low36°F (2°C)
  • Precipitation5.2 in (131 mm)
  • Clear or mostly clear days11
  • Snowfall1.0 in (25 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)