Birrí weather in December (Alajuela, Costa Rica)

Can you expect sunny skies in Birrí in December? Thinking about a visit? Explore this page for a full overview of the weather conditions this month.

Temperatures

In December, Birrí tends to experience high temperatures and heavy rainfall. Anticipate daytime highs near 24°C, and cooler nights with temperatures around 16°C.

Precipitation

Birrí in December usually receives heavy rainfall, averaging around 163 mm for the month. Looking at the last 30 years, the data shows about 16 days with rain.

Average sunshine

Expect a lot of sunshine this month, with about 244 hours of sunny weather. The abundant sunlight creates a lively and bright atmosphere.

In case you lean more towards enjoying temperate temperatures and rain-free days February, March and April typically offer the most optimal weather. In contrast, May, June, July, August, September, October and November tend to have less optimal conditions.

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

 

Birrí, monthly averages in December

Min Temperature 16°C  

Max Temperature 24°C  

Chance of Rain 52%  

Precipitation 163 mm  

Rainy days 16 days  

Humidity 74% *  

Sunshine 244 hours *  

Percentage Sunshine *  

Data from: San José, Costa Rica (16 KM, 10 Miles).

Where to go in Costa Rica in December

Find out more about the weather in Costa Rica 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 Birrí, 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.

Swimming

8/10

Camping

6/10

Interested in more climate information?

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

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 travel conditions. Find out where to go with our weather planner.