Lisbon weather in December (Lisbon Region, Portugal)

Curious about the December weather in Lisbon? Check out this comprehensive weather guide.

In December, Lisbon generally has moderate temperatures and moderate rainfall. December falls within the winter season. Daytime temperatures hover around 16°C, while nights can cool down to about 10°C.

Lisbon in December usually receives moderate rainfall, averaging around 81 mm for the month. When we look at the climate data from the last 30 years, we can expect around 14 days of rain.

The city usually sees around 141 hours of sunlight, indicating a moderately sunny period.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Lisbon. May, June, July, August, September and October typically offer the best circumstances. While January, February and December tend to showcase less optimal conditions.

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

 

Lisbon, monthly averages in December

Min TemperatureMin Temperature 10°C  
Max TemperatureMax Temperature 16°C  
Chance of RainChance of Rain 46%  
PrecipitationPrecipitation 81 mm  
Rainy daysRainy days 14 days  
SunshineSunshine 141 hours  
Percentage SunshinePercentage Sunshine 57%  

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.

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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 Lisbon in December?

For visitors traveling to Lisbon, 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 Lisbon.

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.