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.
Santa Teresa Weather in December
With daytime temperatures of 29°C (84°F) and nighttime lows of 25°C (77°F), December in Santa Teresa brings high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 70 mm (2.8 in) falls on average.
Rainfall in Santa Teresa in December
Looking at the last 30 years, the data shows about 12 days with rain, averaging 70 mm (2.8 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Santa Teresa in December
December is a good time to be in Santa Teresa. Days are excellent, reaching 29°C (84°F), with nights around 25°C (77°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 25°C (77°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Santa Teresa in December
The month enjoys around 233 hours of sunshine, creating mostly sunny days with good weather conditions.If you're a fan of comfortable temperatures and drier conditions, December is a great time to visit.
Santa Teresa Temperature in December
Min Temperature
25°C (77°F)
Max Temperature
29°C (84°F)
Chance of Rain
39%
Precipitation
70 mm (2.8 in)
Rainy days
12 days
Sunshine
233 hours *
Percentage Sunshine
*
* Data from: Puntarenas, Costa Rica (52 KM, 32 Miles).
Santa Teresa Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Santa Teresa - and find the best time to visit.
Daily Historical Temperatures
30-year average (1987-2025)
Based on our historical records, temperatures in Santa Teresa typically stay consistent throughout December, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in December
Historical weather records for Santa Teresa in December
Browse day-by-day weather records for Santa Teresa spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Santa Teresa historical weather extremes in December
Our historical data for Santa Teresa spans 2006 to 2025, revealing these weather extremes.
- Santa Teresa recorded its highest December temperature of 31°C (88°F) on December 31, 2015.
- Santa Teresa experienced its chilliest December day on December 20, 2010, reaching only 25°C (77°F).
- The lowest overnight temperature recorded in December was 22°C (72°F) (December 22, 2025).
- The wettest December day on record brought 46 mm (1.8 in) of precipitation to Santa Teresa (December 4, 2016).
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 Santa Teresa in December
Warm but pleasant conditions in Santa Teresa in December. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Santa Teresa in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
-
Swimming9/10 -
Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Santa Teresa 3-Day Forecast
More climate data for Santa Teresa
See the full Santa Teresa 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
Need travel inspiration? Check out our bucket list articles and be inspired.
Costa Rica in February: Pacific or Caribbean Coast?
Where the rain forest meets the ocean
I promise that you will not find a better location, better views, nicer rooms or lovelier staff anywhere in Costa Rica. This place really goes above and beyond.
Exploring Santa Teresa, Costa Rica: A Traveler's Guide
Immerse yourself in the laid-back charm of Santa Teresa, Costa Rica. Discover stunning beaches, vibrant dining spots, unique shops, and diverse activities in our comprehensive guide
Envision Festival
This event happens once a year in Uvita de Puntarenas and attracts people from all over the world. This festival is a must add to your bucket list.