Climate almanac

Waterdown

Ontario, CA · 43.33°, -79.88°

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What is the climate like in Waterdown?

The best time to visit Waterdown is typically June – September, with trip comfort peaking in September (7.3/10). Waterdown is warmest in July, when daily highs average 81°F (27°C), and coolest in January, when lows fall to about 20°F (-7°C). The wettest month is typically April and the driest is September; the year sees roughly 37 in of precipitation.

  • Best time to visitJune – September — comfort peaks in September (7.3/10)
  • Warmest monthJuly — average high 81°F (27°C)
  • Coolest monthJanuary — average low 20°F (-7°C)
  • Wettest monthApril (3.8 in)
  • Driest monthSeptember (2.3 in)
  • Annual precipitation37 in