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Climate almanac

Heidelberg

Gauteng, South Africa · -26.50°, 28.36°

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What is the weather like in Heidelberg in January?

In January, Heidelberg is typically 80°F (26°C) during the day and 60°F (16°C) at night. The month brings about 5.5 in (140 mm) of precipitation in total.

  • Average high80°F (26°C)
  • Average low60°F (16°C)
  • Precipitation5.5 in (140 mm)
  • Clear or mostly clear days12
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)