Coco Weather in December
With daytime temperatures of 30°C (86°F) and nighttime lows of 24°C (75°F), December in Coco brings very high temperatures during the day. The perfect weather makes it an appealing time to visit.
Rainfall in Coco in December
Climate statistics over the past 30 years suggest around 10 days of rain, with 12 mm (0.5 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 Coco in December
December is a perfect month in Coco, with 30°C (86°F) during the day and 24°C (75°F) at night. The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. With overnight lows of 24°C (75°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Coco in December
The month enjoys around 258 hours of sunshine, creating mostly sunny days with good weather conditions.If your ideal day consists of dry skies and pleasant temperatures, January, February, March and December typically offer the best circumstances for Coco.
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 Coco's climate page.
Coco Temperature in December
Min Temperature
24°C (75°F)
Max Temperature
30°C (86°F)
Chance of Rain
33%
Precipitation
12 mm (0.5 in)
Rainy days
10 days
Humidity
72% *
Sunshine
258 hours *
Percentage Sunshine
*
Daily Historical Temperatures
39-year average (1977-2025)
Based on our historical records, temperatures in Coco typically stay consistent throughout December, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in December
Daily Historical Precipitation
39-year average (1977-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Coco in December
Browse day-by-day weather records for Coco spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Coco historical weather extremes in December
Based on weather observations in Coco between 1998 and 2025, these are the recorded extremes during December.
- The warmest day in December was on December 26, 2002, with a maximum of 36°C (97°F).
- On December 22, 1998, Coco saw its coldest December day with temperatures maxing out at 25°C (77°F).
- Coco registered its coldest December night on December 21, 2008, with temperatures dropping to 17°C (63°F).
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 →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Coco in December
Warm weather calls for comfortable, breathable clothing in December. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Almost no rain is expected, so no need to bring rain gear. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Coco 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 Coco's climate page.
Temperature Rainfall Sunshine Humidity
See the full Coco climate overview or explore weather in Costa Rica.
