Sea Temperature in Guaiba in September

© Josimar Rodrigues

Complete information on the sea temperature range in the Atlantic Ocean in Guaiba in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Guaiba. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Guaiba Climate and Swimming Opportunities in September

Guaiba lies within the Rio Grande Do Sul in Brazil. The average daytime temperature in Guaiba in September is 21°C (69°F), while the nighttime average is 9°C (48°F). There are typically 14 rainy days during the month, with a total precipitation of 206 mm (8.1 inches). The daylight duration in September in Guaiba is 12 hours, with an average of 5 hours of sunshine per day. The average wind speed in September is 8 km/h (5 mph), and the humidity level is around 81%.

The water temperature in Guaiba in September ranges from 17°C to 19°C (63°F to 66°F). At the beginning of the month, the average temperature is around 17°C (63°F), shifting to 18°C (64°F) by mid-September and reaching 19°C (66°F) in the last ten days. Overall, the average sea temperature in Guaiba for September is 18°C (64°F). Very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.

Frequently Asked Questions About Water Temperatures in September in Guaiba