Barra de Valizas Weather in September
September in Barra de Valizas brings moderate temperatures around 17°C (63°F) during the day, dropping to 11°C (52°F) at night, with quite a bit of rainfall expected, averaging around 102 mm (4 in) for the month.
Rainfall in Barra de Valizas in September
This month experiences about 11 days of rain according to historical data, averaging 102 mm (4 in). 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 Barra de Valizas in September
Daytime highs in Barra de Valizas in September reach 17°C (63°F), with nights around 11°C (52°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to around 11°C (52°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 Barra de Valizas in September
With about 182 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.September in Barra de Valizas can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
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 Barra de Valizas's climate page.
Barra de Valizas Temperature in September
Min Temperature
11°C (52°F)
Max Temperature
17°C (63°F)
Chance of Rain
37%
Precipitation
102 mm (4 in)
Rainy days
11 days
Humidity
79% *
Sunshine
182 hours *
Percentage Sunshine
*
Daily Historical Temperatures
47-year average (1979-2025)
Based on our historical records, temperatures in Barra de Valizas typically stay consistent throughout September, with daily highs averaging around 17°C (63°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 for Barra de Valizas in September
Browse day-by-day weather records for Barra de Valizas spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Barra de Valizas historical weather extremes in September
Based on 44 years of weather observations in Barra de Valizas between 1981 and 2025, these are the recorded extremes.
- The hottest September day on record in Barra de Valizas reached 33°C (91°F) (September 12, 2013).
- The lowest daytime temperature in September was 9°C (48°F), recorded on September 1, 1990.
- Nighttime temperatures dropped to -3°C (27°F) on September 4, 1988, marking the coldest September night on record.
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
What to Wear in Barra de Valizas in September
For Barra de Valizas in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Barra de Valizas in September
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 Barra de Valizas's climate page.
Temperature Rainfall Sunshine Humidity
See the full Barra de Valizas climate overview or explore weather in Uruguay.
