Rio de Janeiro vs Sao Paulo

Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Sao Paulo edges ahead as the better destination in July. Sao Paulo offers 8 hours of daily sunshine with only 5 rain days, while Rio de Janeiro sees 8 sunshine hours and 7 rain days.

Rio de Janeiro sits in the comfortable travel range at 25°C. Sao Paulo is also comfortable at 22°C.

For travelers who prioritize dry weather, Sao Paulo is the stronger choice in July.

Rio de Janeiro reaches an average high of 25°C (77°F) and drops to 17°C (63°F) at night during July. The daily temperature range is 8°C, meaning moderate variation throughout the day.

Sao Paulo averages 22°C (72°F) for the high and 12°C (54°F) for the low, with a daily range of 10°C. The 3°C difference is noticeable but not dramatic.

Both cities are in the Southern Hemisphere, so they share the same seasonal pattern in July.

Rio de Janeiro receives approximately 49 mm of rainfall across 7 rain days during July. Rain is occasional, so a light rain jacket should suffice.

Sao Paulo sees 50 mm over 5 rain days. That makes Sao Paulo the drier option by 2 rain days and 1 mm of total precipitation.

Both cities share similar humidity levels at 78%.