Arroyo Grande weather in December (California, United States of America)

What's the typical weather in Arroyo Grande for December? Here's what you need to know about the weather for the month.

Temperatures

In December, the weather in Arroyo Grande generally includes moderate temperatures and moderate rainfall. Anticipate daytime highs near 18°C, and cooler nights with temperatures around 6°C. The temperatures this month are milder, providing a comfortable and warm experience.

Precipitation

Arroyo Grande in December usually receives moderate rainfall, averaging around 74 mm for the month. As the month with the most rain, you'll want to have an umbrella with you to manage the frequent showers. Looking at the last 30 years, the data shows about 9 days with rain.

Average sunshine

The days are predominantly sunny, with an estimated total of around 220 hours of sunshine. These sun-filled days are perfect for spending time outside. Whether it's playing sports, visiting a park, or going for a bike ride.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Arroyo Grande. March, April, May, June, July, August, September, October and November typically offer the most optimal weather. In contrast, January, February and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Arroyo Grande climate page with graphs.

 

Arroyo Grande, monthly averages in December

Min Temperature 6°C  

Max Temperature 18°C  

Chance of Rain 30%  

Precipitation 74 mm  

Rainy days 9 days  

Sunshine 220 hours *  

Percentage Sunshine *  

Data from: Paso Robles, the United States of America (57 KM, 35 Miles).

Where to go in the United States of America in December

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Arroyo Grande, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Arroyo Grande.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.