BrazilAverage weather for Petrópolis in August
It's warm in August in Petrópolis with an average temperature of 26°C. Temperatures this month range from a low of 23°C to a high of 28°C. At night, you can expect temperatures between 16°C and 19°C.
Start of August
The month of August starts in Petrópolis with warm temps, averaging around 26°C during the day and nights around 18°C. There’s little chance of precipitation. The weather’s mostly sunny and dry.
With the temperature difference between day and night, it’s smart to wear layers.
Mid August
By mid-August, daytime temps rise to around 27°C, with nights around 18°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
Since it cools down at night, it’s a good idea to wear layers.
End of August
By the end of August, the average daytime temperature in Petrópolis is around 26°C, while nighttime temps are about 18°C. A shower might pop up, but overall, the weather will be dry and sunny.
Because temperatures drop in the evening, wearing layers is recommended.
In August, there is an average of 49 mm of precipitation, spread over 4 days. The wind speed is around 4 Bft, mostly coming from the South.
Petrópolis in August |
New York | ||
|---|---|---|---|
 Average temperature |
26°C | 30°C | |
 Max. temperature |
28°C | 31°C | |
| Min. temperature |
23°C | -5°C | |
 Total precipitation |
49 mm | 79 mm | |
| Rainy days |
4 days | 13 days | |
July
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is August a good time to visit Petrópolis?
Looking for great weather? August is a good time to be in Petrópolis. The temperatures are nice, and there’s not too much rain.
Temperature records
With 37°C in 2023, Petrópolis reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 11°C in 2019. The extreme nighttime temperatures ranged from a lowest recorded value of 8°C to a highest value of 23°C.
Check out the climate of Petrópolis for all months and discover the best travel time
Curious about the weather in other parts of Brazil? Check out the climate and weather for spots like Rio de Janeiro, Salvador, Pipa, or explore other destinations in Brazil.
Daily Temperature in August in Petrópolis
This chart shows the average daily high and low temperatures in August for Petrópolis, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in August in Petrópolis
The chart below shows the average daily precipitation in August for Petrópolis, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for August, you can expect about 4 days of precipitation in Petrópolis.
Daily UV index in August in Petrópolis
This chart shows the average daily UV index in August in Petrópolis, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Petrópolis over the years
This chart shows the average temperature in August in Petrópolis, measured in degrees Celsius, over the past few years.
Total precipitation in August in Petrópolis over the years
This chart shows the average precipitation in August in Petrópolis, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in August for Petrópolis
Click on any day in August to get detailed info about the usual weather on that day in Petrópolis. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Petrópolis
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Average weather in Petrópolis by month
Click on a month below to see detailed weather info for Petrópolis. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Petrópolis for all months at once
