Santa Teresa Weather in December
Santa Teresa in December averages 31°C (88°F) during the day and 24°C (75°F) at night. December is part of the rainy season, so frequent rainfall is typical.
Rainfall in Santa Teresa in December
Santa Teresa is in the rainy season in December, with rain on around 20 days and an average of 274 mm (11 in). Rainy season showers tend to be fairly substantial. A good rain jacket or umbrella is worth having with you most days.
Temperature in Santa Teresa in December
Daytime highs in Santa Teresa in December reach 31°C (88°F), with nights around 24°C (75°F). Mornings and evenings are often more comfortable than the peak afternoon hours. Nights stay warm at around 24°C (75°F), so light bedding and good ventilation are worth thinking about.
Sunshine in Santa Teresa in December
The area experiences a moderate amount of sunshine, with approximately 162 hours of sunlight expected. Even though this month is part of the rainy season, you could still see the sun every now and then.December in Santa Teresa 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 Peru, check out our Santa Teresa's climate page.
Santa Teresa Temperature in December
Min Temperature
24°C (75°F)
Max Temperature
31°C (88°F)
Chance of Rain
67%
Precipitation
274 mm (11 in)
Rainy days
20 days
Humidity
80% *
Sunshine
162 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Santa Teresa typically stay consistent throughout December, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in December
Daily Historical Precipitation
50-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 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
Based on weather observations in Santa Teresa between 1991 and 2025, these are the recorded extremes during December.
- On December 16, 2017, temperatures climbed to 40°C (104°F), marking the warmest December day on record.
- On December 29, 2016, Santa Teresa saw its coldest December day with temperatures maxing out at 25°C (77°F).
- Nighttime temperatures dropped to 19°C (66°F) on December 14, 1996, marking the coldest December night on record.
Best Places in Peru in December
Find out more about the weather in Peru and which places have the best travel conditions in this month. See all of Peru in December →
perfect weather
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tolerable
unpleasant
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What to Wear in Santa Teresa 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). Also bring a poncho, it will rain a lot! Waterproof everything you can. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Santa Teresa 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 Peru, check out our Santa Teresa's climate page.
Temperature Rainfall Sunshine Humidity
See the full Santa Teresa climate overview or explore weather in Peru.
