Climate almanac

Chatham

Ontario, CA · 42.41°, -82.18°

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What is the climate like in Chatham?

Chatham is warmest in July, when daily highs average 82°F (28°C), and coolest in January, when lows fall to about 23°F (-5°C). The wettest month is typically July and the driest is November; the year sees roughly 38 in of precipitation.

  • Warmest monthJuly — average high 82°F (28°C)
  • Coolest monthJanuary — average low 23°F (-5°C)
  • Wettest monthJuly (3.8 in)
  • Driest monthNovember (2.5 in)
  • Annual precipitation38 in