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December in Calheta averages 19°C (66°F) during the day and 16°C (61°F) at night. It is the wettest month of the year, with 101 mm (4 in) of rainfall on average, so waterproof gear is a must.
December in Calheta has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Pick a month to see the average temperature, rainfall and sunshine in Calheta - and find the best time to visit.
49-year average (1976-2025)
Based on our historical records, temperatures in Calheta typically stay consistent throughout December, with daily highs averaging around 19°C (66°F). Nights are pleasant, with lows around 16°C (61°F).
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Calheta spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on 42 years of weather observations in Calheta between 1983 and 2025, these are the recorded extremes.
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 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).
For Calheta in December, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Sunglasses could come in handy during the sunnier parts of your trip.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Calheta climate overview or explore weather in Portugal.
Where to go in December - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
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