Porto Alegre in august: average Weather, Temperature and Climate
Weather in Porto Alegre in august 2025
The weather in Porto Alegre in the month of august comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
good weather
Weather at 6am
56°F
Clear/Sunny
39% of time
19%
14%
14%
Weather at 12pm
68°F
Clear/Sunny
46% of time
19%
16%
13%
Weather at 6pm
65°F
Clear/Sunny
50% of time
20%
13%
10%
Weather at 3am
58°F
42%
17%
15%
11%
Evolution of daily average temperature and precipitation in Porto Alegre in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Porto Alegre in august.
The climate of Porto Alegre in august is good
In august in Porto Alegre, the climate is wet (with 6.9in of precipitation over 7 days). The weather is better from the previous month since in july it receives an average of 7.5in of precipitation over 6 days.
The climate quite pleasant in this city august. The thermometer averaged maximum of 72°F. On average, the recorded minimum temperature is 56°F. Thus, the mean temperature average in august in Porto Alegre is 65°F. Note that seasonal normals in contrast with those observed in Porto Alegre in august with a maximum record of 97°F in 2017 and a minimum record of 36°F in 2010. You can hope to have about 24 days with temperatures above 65°F, or 77% of the month.
In august in Porto Alegre, the days on average last 11:03. Sunrise is at 06:58 and sunset is at 18:01.
With a good weather, this month is a good month to go in Porto Alegre.
Seasonal average climate and temperature of Porto Alegre in august
Check below seasonal norms These statistics are generated from the weather statements of the last years of the month of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 65°F | ||||
| Highest temperature | 72°F | ||||
| Lowest temperature | 56°F | ||||
| Highest record temperature | 97°F (2017) | ||||
| Lowest record temperature | 36°F (2010) | ||||
| Number of days at +86°F | 2 day(s) (6%) | ||||
| Number of days at +65°F | 24 day(s) (77%) | ||||
| Sea temperature | |||||
| Average sea temperature | 61°F | ||||
| Lowest sea temperature | 58°F | ||||
| Highest sea temperature | 64°F | ||||
| Wind | |||||
| Wind speed | 15km/h | ||||
| Wind temperature | 56°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 6.9in | ||||
| Number of days with rainfall | 7 day(s) (22%) | ||||
| Record daily rainfall | 4.3in (2009) | ||||
| Other climate data | |||||
| Humidity | 88% | ||||
| Visibility | 9.05km | ||||
| Cloud cover | 36% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 9 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:58 | ||||
| Time of sunset | 18:01 | ||||
| Length of day | 11:03 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last august?
Here is the day by day recorded weather in Porto Alegre in august 2024:
59°F to 79°F
63°F to 83°F
65°F to 85°F
59°F to 76°F
63°F to 74°F
63°F to 77°F
63°F to 67°F
58°F to 63°F
47°F to 54°F
50°F to 61°F
47°F to 63°F
45°F to 56°F
43°F to 59°F
47°F to 68°F
52°F to 74°F
58°F to 72°F
61°F to 70°F
63°F to 72°F
65°F to 74°F
61°F to 67°F
61°F to 83°F
68°F to 74°F
52°F to 61°F
49°F to 58°F
47°F to 59°F
43°F to 61°F
49°F to 65°F
50°F to 70°F
54°F to 68°F
59°F to 72°F
61°F to 76°F
Map: other cities in Brazil in august
Cities near Porto Alegre:
| Vale dos Vinhedos in august | good weather |
| Tavares (Rio Grande do Sul) in august | good weather |
| Pelotas in august | good weather |
| Passo Fundo in august | good weather |
| Criciúma in august | good weather |
| Urubici in august | good weather |
| Bagé in august | good weather |
| Praia do Rosa (Santa Catarina) in august | good weather |
| Florianopolis (Santa Catarina Island) in august | good weather |
| Joinville in august | good weather |
| Curitiba in august | good weather |
| Uruguaiana in august | good weather |
Click over cities on the map for information about the weather in august.
Porto Alegre
perfect weather
good
tolerable
bad
very bad
Weather data for Porto Alegre in august:
Weather data for Porto Alegre for august are derived from an average of the weather forecast since 2009 in Porto Alegre. There is a margin of error and these forecasts are to be considered as general information only. The weather in Porto Alegre can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Porto Alegre.