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Costa da Caparica Weather in December
Costa da Caparica in December averages 16°C (61°F) during the day and 12°C (54°F) at night. This is part of the winter season, and quite a bit of rainfall is expected this month.
Rainfall in Costa da Caparica in December
You can expect rain on around 14 days based on historical patterns, with 85 mm (3.3 in) average for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Costa da Caparica in December
Daytime highs in Costa da Caparica in December reach 16°C (61°F), with nights around 12°C (54°F). The winter season is characteristic of December. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 12°C (54°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Costa da Caparica in December
The area experiences a moderate amount of sunshine, with approximately 141 hours of sunlight expected. This means a decent mix of sun and overcast.December in Costa da Caparica has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Costa da Caparica Temperature in December
Min Temperature
12°C (54°F)
Max Temperature
16°C (61°F)
Chance of Rain
46%
Precipitation
85 mm (3.3 in)
Rainy days
14 days
Sunshine
141 hours *
Percentage Sunshine
57% *
* Data from: Lisbon, Portugal (11 KM, 6 Miles).
Costa da Caparica Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Costa da Caparica - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Costa da Caparica typically stay consistent throughout December, with daily highs averaging around 16°C (61°F). Nights are cool, with lows around 9°C (48°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather records for Costa da Caparica in December
Browse day-by-day weather records for Costa da Caparica spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Costa da Caparica historical weather extremes in December
The extremes listed below come from historical weather data collected in Costa da Caparica from 1976 through 2025.
- On December 2, 1985, temperatures climbed to 23°C (73°F), marking the warmest December day on record.
- The coldest December day was on December 25, 2010, with a maximum of 8°C (46°F).
- Nighttime temperatures dropped to 1°C (34°F) on December 14, 1985, marking the coldest December night on record.
Best Places in Portugal in December
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in December →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Costa da Caparica in December
Pleasant temperatures in December mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in Costa da Caparica in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming5/10 -
Cycling6/10 -
Walking6/10 -
Camping8/10 -
Outdoor sports9/10
Costa da Caparica 3-Day Forecast
More climate data for Costa da Caparica
See the full Costa da Caparica climate overview or explore weather in Portugal.
Popular in December
Where to go in December - average daytime high across popular destinations.
Portimão
17°C (63°F) Albufeira17°C (63°F) Lagos17°C (63°F) Ericeira16°C (61°F) Cascais17°C (63°F) Vilamoura17°C (63°F) Lisbon16°C (61°F) Porto
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