Nuevo Arenal weather in December (Guanacaste, Costa Rica)

Looking to travel to Nuevo Arenal in December? This guide provides all the details you need.

In December, Nuevo Arenal generally has high temperatures and high rainfall. Daytime temperatures hover around 28°C, while nights can cool down to about 20°C.

Nuevo Arenal in December usually receives high rainfall, averaging around 147 mm for the month. Rain is expected on roughly 13 days.

Should you favor a climate that's both dry and comfortably warm January and February typically offer the most agreeable circumstances. On the other hand, May, June, September and October tend to be characterized by conditions that may not be as optimal.

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

 

Nuevo Arenal, monthly averages in December

Min Temperature 20°C  

Max Temperature 28°C  

Chance of Rain 44%  

Precipitation 147 mm  

Rainy days 13 days  

Humidity 88% *  

* Data from: Los Chiles, Costa Rica (57 KM, 35 Miles).

Where to go in Costa Rica in December

Find out more about the weather in Costa Rica in December and which places have the best weather 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 Nuevo Arenal in December?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

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

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Nuevo Arenal.

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