La Merced Weather in December

La Merced in December averages 21°C (70°F) during the day and 13°C (55°F) at night. December is part of the rainy season, so frequent rainfall is typical.

Rainfall in La Merced in December

As part of the rainy season, La Merced sees around 13 days of rain in December, with an average of 438 mm (17 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.

Temperature in La Merced in December

Temperatures in La Merced in December top out at 21°C (70°F) and drop to 13°C (55°F) overnight. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights cool down to 13°C (55°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit La Merced. Our weather planner can help you explore destinations with more pleasant weather conditions.