Barreiro weather in December (Lisbon Region, Portugal)

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

In December, Barreiro typically experiences moderate temperatures and moderate rainfall. December is a winter month. Daytime temperatures hover around 16°C, while nights can cool down to about 10°C.

Barreiro in December usually receives moderate rainfall, averaging around 80 mm for the month. Based on our climate data of the past 30 years, about 14 days of rain are anticipated.

The area enjoys a balanced 141 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Barreiro. May, June, July, August, September and October typically offer the most agreeable circumstances. On the other hand, January, February and December tend to be characterized by conditions that may not be as optimal.

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

 

Barreiro, monthly averages in December

Min Temperature 10°C  

Max Temperature 16°C  

Chance of Rain 46%  

Precipitation 80 mm  

Rainy days 14 days  

Sunshine 141 hours *  

Percentage Sunshine 57% *  

* Data from: Lisbon, Portugal (7 KM, 4 Miles).

Where to go in Portugal in December

Find out more about the weather in Portugal 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 Barreiro in December?

For visitors traveling to Barreiro, 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 in December.

Swimming

5/10

Cycling

6/10

Walking

6/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

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

Our site offers climate and forecast data for every country in the world. Are you going to Portugal? On this website you can find historical weather averages for many cities in Portugal. 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.