Climate almanac

Beach Park

Illinois, United States · 42.42°, -87.86°

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What is the climate like in Beach Park?

The best time to visit Beach Park is typically July – September, with trip comfort peaking in August (7.1/10). Beach Park is warmest in August, when daily highs average 74°F (23°C), and coolest in January, when lows fall to about 25°F (-4°C). The wettest month is typically October and the driest is February; the year sees roughly 40 in (1027 mm) of precipitation.

  • Best time to visitJuly – September — comfort peaks in August (7.1/10)
  • Warmest monthAugust — average high 74°F (23°C)
  • Coolest monthJanuary — average low 25°F (-4°C)
  • Wettest monthOctober (4.7 in (119 mm))
  • Driest monthFebruary (2.5 in (64 mm))
  • Annual precipitation40 in (1027 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromKenosha Wwtp, 16 km away (1944-2026)