Climate almanac

Arroyo Grande

California, US · 35.12°, -120.59°

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What is the climate like in Arroyo Grande?

The best time to visit Arroyo Grande is typically April – November, with trip comfort peaking in August (8.9/10). Arroyo Grande is warmest in September, when daily highs average 70°F (21°C), and coolest in February, when lows fall to about 48°F (9°C). The wettest month is typically January and the driest is July; the year sees roughly 18 in of precipitation.

  • Best time to visitApril – November — comfort peaks in August (8.9/10)
  • Warmest monthSeptember — average high 70°F (21°C)
  • Coolest monthFebruary — average low 48°F (9°C)
  • Wettest monthJanuary (4.3 in)
  • Driest monthJuly (0.1 in)
  • Annual precipitation18 in