Manuel Antonio National Park Weather in December
Thinking of visiting Manuel Antonio National Park in December? Expect high temperatures reaching 27°C (81°F) during the day, dropping to 23°C (73°F) at night. Heavy showers are common during the rainy season.
Rainfall in Manuel Antonio National Park in December
Manuel Antonio National Park is in the rainy season in December, with rain on around 14 days and an average of 503 mm (20 in). Rain during the rainy season here tends to be intense rather than just persistent drizzle. Expect significant downpours.
Temperature in Manuel Antonio National Park in December
Daytime highs in Manuel Antonio National Park in December reach 27°C (81°F), with nights around 23°C (73°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 23°C (73°F), evenings stay pleasantly warm.
Sunshine in Manuel Antonio National Park in December
Enjoy a sunny month with about 249 hours of sunshine, even though this month falls in the wet season. There is still enough sun to enjoy the outdoors.December in Manuel Antonio National Park 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.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Costa Rica, check out our Manuel Antonio National Park 's climate page.
Manuel Antonio National Park Temperature in December
Min Temperature
23°C (73°F)
Max Temperature
27°C (81°F)
Chance of Rain
47%
Precipitation
503 mm (20 in)
Rainy days
14 days
Humidity
81% *
Sunshine
249 hours *
Percentage Sunshine
*
Daily Historical Temperatures
44-year average (1976-2025)
Based on our historical records, temperatures in Manuel Antonio National Park typically stay consistent throughout December, with daily highs averaging around 27°C (81°F). Nights are pleasant, with lows around 19°C (66°F).
Average temperatures in December
Daily Historical Precipitation
44-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Manuel Antonio National Park in December
Browse day-by-day weather records for Manuel Antonio National Park spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Manuel Antonio National Park historical weather extremes in December
According to our 29 years of weather records for Manuel Antonio National Park , the following extremes were recorded between 1996 and 2025.
- On December 10, 1997, temperatures climbed to 31°C (88°F), marking the warmest December day on record.
- Manuel Antonio National Park experienced its chilliest December day on December 11, 2017, reaching only 20°C (68°F).
- Nighttime temperatures dropped to 13°C (55°F) on December 7, 2010, marking the coldest December night on record.
- Peak precipitation in December occurred on December 3, 2000, when 147 mm (5.8 in) of precipitation was measured.
Best Places in Costa Rica in December
Find out more about the weather in Costa Rica and which places have the best travel conditions in this month. See all of Costa Rica in December →
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What to Wear in Manuel Antonio National Park in December
Warm temperatures in December make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Manuel Antonio National Park in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Costa Rica, check out our Manuel Antonio National Park 's climate page.
Temperature Rainfall Sunshine Humidity
See the full Manuel Antonio National Park climate overview or explore weather in Costa Rica.
