Sea Temperature in Niteroi in August

© Felippe Moraes

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

Niteroi Climate and Swimming Opportunities in August

Niteroi lies within the Rio de Janeiro state in Brazil. The average daytime temperature in Niteroi in August is 24°C (75°F), while the nighttime average is 16°C (60°F). There are typically nine rainy days during the month, with a total precipitation of 35 mm (1.4 inches). The daylight duration in August in Niteroi is 11 hours, with an average of 6 hours of sunshine per day. The average wind speed in August is 10 km/h (6 mph), and the humidity level is around 78%.

The water temperature in Niteroi in August ranges from 21°C to 22°C (70°F to 72°F). At the beginning of the month, the average temperature is around 22°C (72°F), shifting to 22°C (72°F) by mid-August and reaching 22°C (72°F) in the last ten days. Overall, the average sea temperature in Niteroi for August is 22°C (72°F). Optimal swimming conditions. The water is warm, and the air is comfortable for drying off and sunbathing.

Frequently Asked Questions About Water Temperatures in August in Niteroi