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Aguas Dulces Weather in September
September in Aguas Dulces brings moderate temperatures, with highs of 18°C (64°F) and nights dropping to 11°C (52°F). Rainfall is on the higher side this month, averaging around 101 mm (4 in), so keep a rain jacket handy.
Rainfall in Aguas Dulces in September
Rain is expected on roughly 11 days, totalling around 101 mm (4 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Aguas Dulces in September
Daytime temperatures in Aguas Dulces reach 18°C (64°F) in September, dropping to 11°C (52°F) at night. Even when the weather is stable, mornings and evenings can still feel distinctly cool. At 11°C (52°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Aguas Dulces in September
The month brings about 182 hours of sunlight, offering a comfortable mix of sun and overcast.If you prefer enjoying temperate temperatures and rain-free days, January, November and December 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.
Aguas Dulces Temperature in September
Min Temperature
11°C (52°F)
Max Temperature
18°C (64°F)
Chance of Rain
37%
Precipitation
101 mm (4 in)
Rainy days
11 days
Humidity
79% *
Sunshine
182 hours *
Percentage Sunshine
*
* Data from: Rocha, Uruguay (55 KM, 34 Miles).
Aguas Dulces Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Aguas Dulces - and find the best time to visit.
Daily Historical Temperatures
47-year average (1979-2025)
Based on our historical records, temperatures in Aguas Dulces typically stay consistent throughout September, with daily highs averaging around 18°C (64°F). Nights are cool, with lows typically ranging from 8°C (46°F) to 10°C (50°F).
Average temperatures in September
Daily Historical Precipitation
47-year average (1979-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather records for Aguas Dulces in September
Browse day-by-day weather records for Aguas Dulces spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Aguas Dulces historical weather extremes in September
Based on 45 years of weather observations (1981-2026), these are the most extreme conditions recorded in Aguas Dulces.
- The hottest September day on record in Aguas Dulces reached 33°C (91°F) (September 12, 2013).
- On September 1, 1990, Aguas Dulces saw its coldest September day with temperatures maxing out at 9°C (48°F).
- The lowest overnight temperature recorded in September was -3°C (27°F) (September 4, 1988).
Best Places in Uruguay in September
Find out more about the weather in Uruguay and which places have the best travel conditions in this month. See all of Uruguay in September →
perfect weather
pleasant
tolerable
unpleasant
poor
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).
What to Wear in Aguas Dulces in September
Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in Aguas Dulces in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming6/10 -
Cycling5/10 -
Walking5/10 -
Camping6/10 -
Outdoor sports9/10
Aguas Dulces 3-Day Forecast
More climate data for Aguas Dulces
Temperature Rainfall Sunshine Humidity
See the full Aguas Dulces climate overview or explore weather in Uruguay.
Popular in September
Where to go in September - average daytime high across popular destinations.
Colonia del Sacramento
18°C (64°F) Montevideo18°C (64°F) La Pedrera17°C (63°F) José Ignacio
17°C (63°F) Piriápolis17°C (63°F) La Paloma16°C (61°F) Punta Del Diablo17°C (63°F) Punta del Este16°C (61°F) Bucket list
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