Climate almanac

Hayward

California, US · 37.67°, -122.08°

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What is the climate like in Hayward?

Hayward is warmest in August, when daily highs average 82°F (28°C), and coolest in December, when lows fall to about 43°F (6°C). The wettest month is typically January and the driest is July; the year sees roughly 19 in of precipitation.

  • Warmest monthAugust — average high 82°F (28°C)
  • Coolest monthDecember — average low 43°F (6°C)
  • Wettest monthJanuary (4.1 in)
  • Driest monthJuly (0.0 in)
  • Annual precipitation19 in