Rio Grande do Sul Weather in May

Average temperatures, rainfall, sunshine and the best places to visit in Rio Grande do Sul, Brazil in May.

🔎
Gramado Canela Porto Alegre Bento Gonçalves

Thinking about venturing to Rio Grande do Sul, Brazil this May and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What to Expect in Rio Grande do Sul in May

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

Temperatures

The average highest temperatures fluctuate between pleasant in Cambará at 20°C (68°F) to warm in São Borja at 24°C (75°F). Nighttime temperatures generally drop to 13°C (55°F) in São Borja and 9°C (48°F) in Cambará.

To explore the conditions in Rio Grande do Sul, Brazil in more detail, check the map below.

Precipitation

In May, precipitation varies across different areas. From high rainfall in Jaguarão with an average of 102 mm (4 in) to heavy rainfall in Erechim with 172 mm (6.8 in).

Explore Rio Grande do Sul by month

Pick a month to see the average temperature, rainfall and sunshine in Rio Grande do Sul — and find the best time to visit. (based on Gramado)

January28°C (82°F) February28°C (82°F) March27°C (81°F) April24°C (75°F) May21°C (70°F) June19°C (66°F) This monthJuly19°C (66°F) August21°C (70°F) September22°C (72°F) October24°C (75°F) November26°C (79°F) December28°C (82°F)
Best Time to Visit Rio Grande do Sul →

Best Places to Visit in Rio Grande do Sul in May

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Rio Grande do Sul.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

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).

Popular Destinations in Rio Grande do Sul

What is the weather like in May for some of the most popular destinations in Rio Grande do Sul, Brazil?

Temperature range in Rio Grande do Sul (May)

Precipitation variation in Rio Grande do Sul (May)

Gramado

In May Gramado generally has pleasant temperatures with maximum daytime temperatures around 21°C (70°F), minimum nighttime temperatures around 10°C (50°F) and high monthly rainfall. So on average the conditions are pleasant that month.

« April
May
June »
April
May
June
Max temperature
24°C (75°F)
21°C (70°F)
19°C (66°F)
Min temperature
14°C (57°F)
10°C (50°F)
9°C (48°F)
Monthly rainfall
141 mm (5.6 in)
145 mm (5.7 in)
143 mm (5.6 in)
Monthly rainy days
13 days
14 days
16 days
Weather conditions
pleasant
pleasant
tolerable
Climate in Gramado →

Canela

In May Canela generally has pleasant temperatures with maximum daytime temperatures around 21°C (70°F), minimum nighttime temperatures around 10°C (50°F) and high monthly rainfall. So on average the conditions are pleasant that month.

« April
May
June »
April
May
June
Max temperature
24°C (75°F)
21°C (70°F)
19°C (66°F)
Min temperature
14°C (57°F)
10°C (50°F)
9°C (48°F)
Monthly rainfall
139 mm (5.5 in)
144 mm (5.7 in)
142 mm (5.6 in)
Monthly rainy days
13 days
14 days
16 days
Weather conditions
pleasant
pleasant
tolerable
Climate in Canela →

Porto Alegre

In May Porto Alegre generally has high temperatures with maximum daytime temperatures around 23°C (73°F), minimum nighttime temperatures around 13°C (55°F) and high monthly rainfall. So on average the conditions are pleasant that month.

« April
May
June »
April
May
June
Max temperature
27°C (81°F)
23°C (73°F)
21°C (70°F)
Min temperature
17°C (63°F)
13°C (55°F)
11°C (52°F)
Monthly sun hours
165 hours
145 hours
116 hours
Monthly rainfall
112 mm (4.4 in)
110 mm (4.3 in)
120 mm (4.7 in)
Monthly rainy days
12 days
14 days
17 days
Weather conditions
pleasant
pleasant
pleasant
Climate in Porto Alegre →

Bento Gonçalves

In May Bento Gonçalves generally has pleasant temperatures with maximum daytime temperatures around 21°C (70°F), minimum nighttime temperatures around 11°C (52°F) and high monthly rainfall. So on average the conditions are pleasant that month.

« April
May
June »
April
May
June
Max temperature
25°C (77°F)
21°C (70°F)
20°C (68°F)
Min temperature
14°C (57°F)
11°C (52°F)
9°C (48°F)
Monthly rainfall
144 mm (5.7 in)
142 mm (5.6 in)
146 mm (5.7 in)
Monthly rainy days
13 days
14 days
16 days
Weather conditions
pleasant
pleasant
pleasant
Climate in Bento Gonçalves →

Nova Petrópolis

In May Nova Petrópolis generally has pleasant temperatures with maximum daytime temperatures around 21°C (70°F), minimum nighttime temperatures around 11°C (52°F) and high monthly rainfall. So on average the conditions are pleasant that month.

« April
May
June »
April
May
June
Max temperature
25°C (77°F)
21°C (70°F)
20°C (68°F)
Min temperature
14°C (57°F)
11°C (52°F)
9°C (48°F)
Monthly sun hours
165 hours
145 hours
116 hours
Monthly rainfall
145 mm (5.7 in)
145 mm (5.7 in)
146 mm (5.7 in)
Monthly rainy days
13 days
14 days
16 days
Weather conditions
pleasant
pleasant
pleasant
Climate in Nova Petrópolis →

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

Popular cities in May

Day & night temperatures, rainfall and average weather in Rio Grande do Sul in May.

City Weather Day temp Night temp Rainfall
Gramado 21°C (70°F) 10°C (50°F) 145 mm (5.7 in)
Canela 21°C (70°F) 10°C (50°F) 144 mm (5.7 in)
Porto Alegre 23°C (73°F) 13°C (55°F) 110 mm (4.3 in)
Bento Gonçalves 21°C (70°F) 11°C (52°F) 142 mm (5.6 in)
Nova Petrópolis 21°C (70°F) 11°C (52°F) 145 mm (5.7 in)
Capão da Canoa 21°C (70°F) 17°C (63°F) 145 mm (5.7 in)

Rio Grande do Sul weather in May: frequently asked questions

What is the weather like in Rio Grande do Sul, Brazil in May?

May in Rio Grande do Sul, Brazil brings pleasant weather. In Gramado, daytime temperatures are typically around 21°C (70°F) and nighttime lows hover near 10°C (50°F).

What is the average temperature in Rio Grande do Sul, Brazil in May?

Average temperatures in Rio Grande do Sul, Brazil during May range from a nighttime low near 10°C (50°F) to a daytime high around 21°C (70°F) in Gramado.

Does Rio Grande do Sul, Brazil get a lot of rain in May?

Gramado typically receives notable rainfall in May, about 145 mm (5.7 in) on average across Rio Grande do Sul, Brazil.

Is May a Good Time to Visit Rio Grande do Sul, Brazil?

We consider May to be one of the best times to travel to Rio Grande do Sul, Brazil. Typically, the climate in Gramado is pleasant.

Generally speaking, the best visiting conditions can be found in March, April, May, August and November offering mostly pleasant weather in Gramado. In contrast, January, February and October tend to have unpleasant weather conditions.

Interested in more climate information?

We have much more information about the climate in Rio Grande do Sul.

Weather and climate has detailed information for every country in the world. Are you going to Brazil? Get detailed historical weather averages for many cities in Brazil.

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.

Bucket list

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.
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.
Iguazu Falls

Iguazu Falls are among the largest waterfalls on earth. You will be speechless when you see this miracle of mother nature. They are included in the World Heritage List and have also been named one of the seven wonders of the world.
Must visit in Brazil →