Costa Rica in February: Pacific or Caribbean Coast?
Compare Costa Rica weather in February, from dry and sunny Tamarindo to wetter Puerto Viejo, plus Jacó, Arenal and San José.
Heredia Weather in December
December in Heredia typically sees daytime highs of 24°C (75°F) and nighttime lows of 16°C (61°F). Rainfall is also possible this month, so it's worth packing an umbrella.
Rainfall in Heredia in December
Expect around 16 days of rain based on historical data, with 133 mm (5.2 in) average. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Heredia in December
Daytime temperatures in Heredia reach 24°C (75°F) in December, dropping to 16°C (61°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. Nights cool down to 16°C (61°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.
Sunshine in Heredia in December
Expect sunny days throughout the month, with an estimated 244 hours of sunshine. This makes it a pleasant time to visit Heredia.If you prefer enjoying temperate temperatures and rain-free days, January, February, March and April typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Heredia Temperature in December
Min Temperature
16°C (61°F)
Max Temperature
24°C (75°F)
Chance of Rain
52%
Precipitation
133 mm (5.2 in)
Rainy days
16 days
Humidity
74% *
Sunshine
244 hours *
Percentage Sunshine
*
* Data from: San José, Costa Rica (8 KM, 5 Miles).
Heredia Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Heredia - and find the best time to visit.
Daily Historical Temperatures
44-year average (1976-2025)
Based on our historical records, temperatures in Heredia typically stay consistent throughout December, with daily highs averaging around 24°C (75°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 records for Heredia in December
Browse day-by-day weather records for Heredia spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Heredia historical weather extremes in December
Based on 29 years of weather observations (1996-2025), these are the most extreme conditions recorded in Heredia.
- The hottest December day on record in Heredia reached 33°C (91°F) (December 20, 1997).
- The coldest December day was on December 11, 2017, with a maximum of 20°C (68°F).
- The lowest overnight temperature recorded in December was 12°C (54°F) (December 26, 2025).
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
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).
What to Wear in Heredia in December
Comfortable temperatures call for an easy wardrobe in December. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Heredia in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling9/10 -
Walking9/10 -
Camping6/10 -
Outdoor sports9/10
Heredia 3-Day Forecast
More climate data for Heredia
Temperature Rainfall Sunshine Humidity
See the full Heredia climate overview or explore weather in Costa Rica.
Popular in December
Where to go in December - average daytime high across popular destinations.
Tamarindo
31°C (88°F) Jacó
28°C (82°F) Santa Teresa29°C (84°F) Herradura28°C (82°F) Puerto Viejo de Talamanca28°C (82°F) Fortuna27°C (81°F) San José
24°C (75°F) Bucket list
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