Climate almanac

Sycamore

Illinois, US · 41.99°, -88.69°

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What is the climate like in Sycamore?

The best time to visit Sycamore is typically August – September, with trip comfort peaking in August (6.9/10). Sycamore is warmest in July, when daily highs average 83°F (28°C), and coolest in January, when lows fall to about 18°F (-8°C). The wettest month is typically May and the driest is February; the year sees roughly 41 in of precipitation.

  • Best time to visitAugust – September — comfort peaks in August (6.9/10)
  • Warmest monthJuly — average high 83°F (28°C)
  • Coolest monthJanuary — average low 18°F (-8°C)
  • Wettest monthMay (5.2 in)
  • Driest monthFebruary (2.0 in)
  • Annual precipitation41 in