Monthly weather forecast and climate
Arroyo Grande, CA

What is the coldest month in Arroyo Grande?

The coldest months in Arroyo Grande are January and December, with an average high-temperature of 60.1°F (15.6°C).

What is the warmest month in Arroyo Grande?

The warmest month in Arroyo Grande, California, is September, with an average high-temperature of 68°F (20°C) and an average low-temperature of 54°F (12.2°C).
Average daylight - Arroyo Grande, CA

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.8h).

deutscheenglishespañolрусский中文