Salto Weather in December
In Salto, December brings very high daytime temperatures around 31°C (88°F), with nights cooling to 18°C (64°F). Expect quite a bit of rainfall this month.
Rainfall in Salto in December
Expect around 8 days of rain based on historical data, with 117 mm (4.6 in) average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Salto in December
Temperatures in Salto in December top out at 31°C (88°F) and drop to 18°C (64°F) overnight. Mornings and evenings are often more comfortable than the peak afternoon hours. Nights drop to around 18°C (64°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Salto in December
Expect sunny days throughout the month, with an estimated 301 hours of sunshine. This makes it a pleasant time to visit Salto.
Wind Speed in Salto in December
Wind speeds average 3 m/s (6 knots) during December. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.If you prefer dry days with pleasant temperatures, August and September 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.
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 Salto's climate page.
Salto Temperature in December
Min Temperature
18°C (64°F)
Max Temperature
31°C (88°F)
Chance of Rain
28%
Precipitation
117 mm (4.6 in)
Rainy days
8 days
Humidity
62%
Windspeed
3 m/s (6 knots)
Sunshine
301 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Salto 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 Salto in December
Browse day-by-day weather records for Salto spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Salto historical weather extremes in December
According to our 49 years of weather records for Salto, the following extremes were recorded between 1976 and 2025.
- The hottest December day on record in Salto reached 40°C (104°F) (December 26, 2013).
- On December 4, 1978, Salto saw its coldest December day with temperatures maxing out at 20°C (68°F).
- The coldest night in December in Salto was on December 13, 2010, with a minimum of 7°C (45°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
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What to Wear in Salto 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 Salto 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 Salto's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Salto climate overview or explore weather in Uruguay.
