Climate almanac

Monrovia

California, US · 34.15°, -118.00°

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What is the climate like in Monrovia?

Monrovia is warmest in August, when daily highs average 89°F (32°C), and coolest in January, when lows fall to about 43°F (6°C). The wettest month is typically January and the driest is June; the year sees roughly 19 in of precipitation.

  • Warmest monthAugust — average high 89°F (32°C)
  • Coolest monthJanuary — average low 43°F (6°C)
  • Wettest monthJanuary (3.6 in)
  • Driest monthJune (0.2 in)
  • Annual precipitation19 in