Aiguá Weather in December
In Aiguá, December brings high daytime temperatures around 27°C (81°F), with nights cooling to 15°C (59°F). Expect quite a bit of rainfall this month.
Rainfall in Aiguá in December
The climate data from previous years indicates about 10 days of rain, averaging 94 mm (3.7 in) for the month. 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 Aiguá in December
December is one of the better months to visit Aiguá. Expect 27°C (81°F) during the day and 15°C (59°F) at night. This month falls in the summer season. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 15°C (59°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Aiguá in December
The days are predominantly sunny, with an estimated total of around 259 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.If you're inclined towards comfortable temperatures and drier conditions, December is a good time to visit Aiguá.
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 Aiguá's climate page.
Aiguá Temperature in December
Min Temperature
15°C (59°F)
Max Temperature
27°C (81°F)
Chance of Rain
32%
Precipitation
94 mm (3.7 in)
Rainy days
10 days
Humidity
72% *
Sunshine
259 hours *
Percentage Sunshine
*
Daily Historical Temperatures
46-year average (1980-2025)
Based on our historical records, temperatures in Aiguá typically stay consistent throughout December, with daily highs averaging around 27°C (81°F). Nights are pleasant, with lows typically ranging from 14°C (57°F) to 18°C (64°F).
Average temperatures in December
Daily Historical Precipitation
46-year average (1980-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Aiguá in December
Browse day-by-day weather records for Aiguá spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Aiguá historical weather extremes in December
Based on weather observations in Aiguá between 1981 and 2025, these are the recorded extremes during December.
- On December 31, 2025, temperatures climbed to 38°C (100°F), marking the warmest December day on record.
- On December 24, 1981, Aiguá saw its coldest December day with temperatures maxing out at 16°C (61°F).
- The coldest night in December in Aiguá was on December 8, 1982, with a minimum of 5°C (41°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 →
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What to Wear in Aiguá 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). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Aiguá 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 Aiguá's climate page.
Temperature Rainfall Sunshine Humidity
See the full Aiguá climate overview or explore weather in Uruguay.
