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Discover South America's top 10 alternative cities! From Valparaíso's vibrant streets to La Paz's high-altitude charm and Medellín's innovative spirit.
In Hacienda Mera, December brings pleasant daytime temperatures around 18°C (64°F), with nights cooling to 10°C (50°F). This month falls within the rainy season, so expect frequent rainfall.
Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July and August typically offer the best weather for Hacienda Mera.
Pick a month to see the average temperature, rainfall and sunshine in Hacienda Mera - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Hacienda Mera typically stay consistent throughout December, with daily highs averaging around 18°C (64°F). Nights are cool, with lows around 10°C (50°F).
Browse day-by-day weather records for Hacienda Mera spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
The extremes listed below come from historical weather data collected in Hacienda Mera from 1998 through 2025.
Find out more about the weather in Ecuador and which places have the best travel conditions in this month. See all of Ecuador 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).
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. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Hacienda Mera climate overview or explore weather in Ecuador.
Where to go in December - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
The 10 most alternative cities in South America
Discover South America's top 10 alternative cities! From Valparaíso's vibrant streets to La Paz's high-altitude charm and Medellín's innovative spirit.
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