Termas del Arapey Weather in December
During December, Termas del Arapey experiences very high daytime temperatures of 31°C (88°F) and cooler nights around 18°C (64°F). Expect quite a bit of rainfall. Around 115 mm (4.5 in) is typical.
Rainfall in Termas del Arapey in December
Expect around 8 days of rain based on historical data, with 115 mm (4.5 in) average. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Termas del Arapey in December
In December, Termas del Arapey gets very high temperatures, with highs of 31°C (88°F). Nights cool to around 18°C (64°F). Mornings and evenings are often more comfortable than the peak afternoon hours. Nights cool down to 18°C (64°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 Termas del Arapey in December
Expect a lot of sunshine this month, with about 301 hours of sun. These sunny conditions add to the overall experience.If you prefer enjoying temperate temperatures and rain-free days, August typically offers 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.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Uruguay, check out our Termas del Arapey's climate page.
Termas del Arapey Temperature in December
Min Temperature
18°C (64°F)
Max Temperature
31°C (88°F)
Chance of Rain
28%
Precipitation
115 mm (4.5 in)
Rainy days
8 days
Humidity
62% *
Sunshine
301 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Termas del Arapey typically stay consistent throughout December, with daily highs averaging around 31°C (88°F). Nights are pleasant, with lows typically ranging from 17°C (63°F) to 20°C (68°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 Termas del Arapey in December
Browse day-by-day weather records for Termas del Arapey spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Termas del Arapey historical weather extremes in December
According to our 49 years of weather records for Termas del Arapey, the following extremes were recorded between 1976 and 2025.
- The hottest December day on record in Termas del Arapey reached 40°C (104°F) (December 26, 2013).
- Termas del Arapey experienced its chilliest December day on December 20, 1984, reaching only 20°C (68°F).
- Termas del Arapey registered its coldest December night on December 13, 2010, with temperatures dropping to 8°C (46°F).
Best Places in Uruguay in December
Find out more about the weather in Uruguay and which places have the best travel conditions in this month. See all of Uruguay in December →
perfect weather
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tolerable
unpleasant
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What to Wear in Termas del Arapey 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. Prepare for significant rainfall with proper waterproof clothing and shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Termas del Arapey 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 Uruguay, check out our Termas del Arapey's climate page.
Temperature Rainfall Sunshine Humidity
See the full Termas del Arapey climate overview or explore weather in Uruguay.
