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Weather in September in Rio Grande do Sul

Planning a journey to Rio Grande do Sul this September and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What is the weather like in Rio Grande do Sul in September?

Rio Grande do Sul is a region in Brazil. September in Rio Grande do Sul generally has temperatures that range from pleasant to warm, with precipitation levels ranging from high to heavy.

Temperatures

During the day temperatures vary from pleasant in Cassino at 18°C to warm in São Borja at 25°C. At night it cools down to 13°C in São Borja and 14°C in Cassino.

Precipitation

In September, precipitation varies across different areas. From high rainfall in Chuí with an average of 106 mm to heavy rainfall in São Francisco de Paula with 194 mm.

For specific regional insights in Rio Grande do Sul for September, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our Rio Grande do Sul climate page.

Where to go in Rio Grande do Sul in September

Find more information for the most popular destinations in the Rio Grande do Sul on the map below. Click on a destination dot for more detailes.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations

What is the weather like in September for the 5 most popular destinations in Rio Grande do Sul?

Gramado

In September Gramado generally has pleasant temperatures with maximum daytime temperatures around 22°C, minimum nighttime temperatures around 11°C and heavy monthly rainfall. So on average the conditions are tolerable that month.

Gramado
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
21°C 
9°C 
144 mm 
16 days 
22°C 
11°C 
187 mm 
18 days 
October   >> October
>>  
24°C 
13°C 
222 mm 
18 days 
Climate in Gramado

Canela

In September Canela generally has pleasant temperatures with maximum daytime temperatures around 22°C, minimum nighttime temperatures around 10°C and heavy monthly rainfall. So on average the conditions are tolerable that month.

Canela
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
21°C 
9°C 
143 mm 
16 days 
22°C 
10°C 
186 mm 
18 days 
October   >> October
>>  
24°C 
13°C 
220 mm 
18 days 
Climate in Canela

Porto Alegre

In September Porto Alegre generally has high temperatures with maximum daytime temperatures around 23°C, minimum nighttime temperatures around 13°C and high monthly rainfall. So on average the conditions are pleasant that month.

Porto Alegre
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
22°C 
11°C 
147 hours 
123 mm 
16 days 
23°C 
13°C 
145 hours 
155 mm 
18 days 
October   >> October
>>  
26°C 
15°C 
181 hours 
172 mm 
16 days 
Climate in Porto Alegre

Bento Gonçalves

In September Bento Gonçalves generally has high temperatures with maximum daytime temperatures around 22°C, minimum nighttime temperatures around 11°C and heavy monthly rainfall. So on average the conditions are pleasant that month.

Bento Gonçalves
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
22°C 
9°C 
136 mm 
16 days 
22°C 
11°C 
174 mm 
18 days 
October   >> October
>>  
25°C 
13°C 
211 mm 
17 days 
Climate in Bento Gonçalves

Nova Petrópolis

In September Nova Petrópolis generally has high temperatures with maximum daytime temperatures around 22°C, minimum nighttime temperatures around 11°C and heavy monthly rainfall. So on average the conditions are tolerable that month.

Nova Petrópolis
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
22°C 
10°C 
147 hours 
146 mm 
16 days 
22°C 
11°C 
145 hours 
187 mm 
18 days 
October   >> October
>>  
24°C 
13°C 
181 hours 
223 mm 
17 days 
Climate in Nova Petrópolis

Is your destination not in the list? Have a look at other destinations in Rio Grande do Sul, in Brazil.

Is September the best time to visit Rio Grande do Sul?

In our opinion, September is a good time to visit Rio Grande do Sul with overall tolerable weather in Gramado.

On average, the best time to visit Rio Grande do Sul is in March, April, May, August and November with generally pleasant weather in Gramado. On the other hand, the weather in January, February and October tend to be unpleasant.

Interested in more climate information?

We have much more information about the climate in Rio Grande do Sul. Interested in the weather conditions in a specific month? Select the month below.

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    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.