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With daytime temperatures of 31°C (88°F) and nighttime lows of 19°C (66°F), January in San Gregorio de Polanco brings very high temperatures during the day. It is also the driest month of the year, with minimal rainfall.
If you prefer dry days with pleasant temperatures, March 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.
Pick a month to see the average temperature, rainfall and sunshine in San Gregorio de Polanco - and find the best time to visit.
49-year average (1977-2026)
Based on our historical records, temperatures in San Gregorio de Polanco typically stay consistent throughout January, with daily highs averaging around 31°C (88°F). Nights are pleasant, with lows around 19°C (66°F).
Browse day-by-day weather records for San Gregorio de Polanco spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Our historical data for San Gregorio de Polanco spans 1979 to 2025, revealing these weather extremes.
Find out more about the weather in Uruguay and which places have the best travel conditions in this month. See all of Uruguay in January →
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).
Warm but pleasant conditions in San Gregorio de Polanco in January. 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. Expect heavy rainfall, so bring good rain protection and waterproof bags. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full San Gregorio de Polanco climate overview or explore weather in Uruguay.
Where to go in January - average daytime high across popular destinations.
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