The 10 most alternative cities in South America
Discover South America's top 10 alternative cities! From Valparaíso's vibrant streets to La Paz's high-altitude charm and Medellín's innovative spirit.
Penha in August sees pleasant daytime temperatures of 21°C (70°F) and nighttime lows of 15°C (59°F). Rainfall is fairly high this month at around 100 mm (3.9 in), so pack a rain jacket to stay dry.
If you're inclined towards comfortable temperatures and drier conditions, August is a good time to visit Penha.
Pick a month to see the average temperature, rainfall and sunshine in Penha - and find the best time to visit.
32-year average (1984-2025)
Based on our historical records, temperatures in Penha typically stay consistent throughout August, with daily highs averaging around 21°C (70°F). Nights are pleasant, with lows typically ranging from 13°C (55°F) to 16°C (61°F).
Browse day-by-day weather records for Penha spanning 48 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
According to our 20 years of weather records for Penha, the following extremes were recorded between 2006 and 2026.
Find out more about the weather in Brazil and which places have the best travel conditions in this month. See all of Brazil in August →
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).
Pleasant temperatures in August mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full Penha climate overview or explore weather in Brazil.
Where to go in August - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
The 10 most alternative cities in South America
Discover South America's top 10 alternative cities! From Valparaíso's vibrant streets to La Paz's high-altitude charm and Medellín's innovative spirit.
The 5 most tranquil retreats in the Amazon Rainforest, Brazil
Discover top sustainable lodges in the Amazon. Enjoy unique wildlife, eco-friendly stays, and immersive experiences at Anavilhanas, Cristalino, and more.
Brazil in November: Where Is the Best Weather?
Discover where Brazil has the best weather in November, comparing Fortaleza, Salvador, Rio, São Paulo, Florianópolis, Brasília and Foz do Iguaçu.
An alternative way to discover Rio de Janeiro
Don't feel like seeing the traditional tourist sights in Rio de Janeiro? We have made an overview of the sights in Rio de Janeiro that you must see if you want to visit Rio in an alternative way.