Climate almanac

Staunton

Illinois, United States · 39.01°, -89.79°

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What is the climate like in Staunton?

The best time to visit Staunton is typically August – October, with trip comfort peaking in September (7.2/10). Staunton is warmest in July, when daily highs average 88°F (31°C), and coolest in January, when lows fall to about 25°F (-4°C). The wettest month is typically April and the driest is December; the year sees roughly 46 in (1176 mm) of precipitation.

  • Best time to visitAugust – October — comfort peaks in September (7.2/10)
  • Warmest monthJuly — average high 88°F (31°C)
  • Coolest monthJanuary — average low 25°F (-4°C)
  • Wettest monthApril (5.5 in (140 mm))
  • Driest monthDecember (2.5 in (63 mm))
  • Annual precipitation46 in (1176 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromHillsboro, 31 km away (1895-2026)