Argentina

Argentina Weather in May

Average temperatures, rainfall, sunshine and the best places to visit in Argentina in May.

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Buenos Aires San Carlos de Bariloche Salta Puerto Iguazú

Planning a journey to Argentina this May and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What to Expect in Argentina in May

The weather in Argentina in May can be quite varied, with temperatures that range from very cold to warm and precipitation levels ranging from almost none to heavy.

Temperatures

The average maximum daytime temperatures vary from very cold in Puente del Inca at -3°C (27°F) to warm in Las Lomitas at 25°C (77°F). Nighttime temperatures generally drop to 14°C (57°F) in Las Lomitas and -13°C (9°F) in Puente del Inca.

For a closer look at conditions across Argentina, refer to the map below.

Precipitation

In May, precipitation varies across different areas. From almost no snow/rainfall in Susques with an average of 1.4 mm (0.1 in) to heavy snow/rainfall in Chilecito with 296 mm (12 in).

Average sunshine

Most places get a reasonable amount of sunshine. Take Buenos Aires as an example - it receives around 167 hours of sunlight, offering a nice mix of sunny and partly cloudy days. Want to compare this with brighter destinations? Try our weather planner to explore your options.

Explore Argentina by month

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Best Places to Visit in Argentina in May

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Argentina.

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 Argentina

What is the weather like in May for some of the most popular destinations in Argentina?

Temperature range in Argentina (May)

Precipitation variation in Argentina (May)

Buenos Aires

In May Buenos Aires generally has pleasant temperatures with maximum daytime temperatures around 20°C (68°F), minimum nighttime temperatures around 10°C (50°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

« April
May
June »
April
May
June
Max temperature
24°C (75°F)
20°C (68°F)
17°C (63°F)
Min temperature
13°C (55°F)
10°C (50°F)
7°C (45°F)
Monthly sun hours
198 hours
167 hours
132 hours
Monthly rainfall
96 mm (3.8 in)
63 mm (2.5 in)
65 mm (2.6 in)
Monthly rainy days
7 days
7 days
6 days
Weather conditions
perfect
perfect
tolerable
Climate in Buenos Aires →

San Carlos de Bariloche

In May San Carlos de Bariloche generally has low temperatures with maximum daytime temperatures around 8°C (46°F), minimum nighttime temperatures around 0°C (32°F) and high monthly rainfall. So on average the conditions are poor that month.

« April
May
June »
April
May
June
Max temperature
13°C (55°F)
8°C (46°F)
5°C (41°F)
Min temperature
2°C (36°F)
0°C (32°F)
-2°C (28°F)
Monthly sun hours
182 hours
131 hours
98 hours
Monthly rainfall
89 mm (3.5 in)
137 mm (5.4 in)
205 mm (8.1 in)
Monthly rainy days
8 days
14 days
14 days
Weather conditions
unpleasant
poor
poor
Climate in San Carlos de Bariloche →

Mar del Plata

In May Mar del Plata generally has moderate temperatures with maximum daytime temperatures around 17°C (63°F), minimum nighttime temperatures around 10°C (50°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

« April
May
June »
April
May
June
Max temperature
20°C (68°F)
17°C (63°F)
14°C (57°F)
Min temperature
12°C (54°F)
10°C (50°F)
7°C (45°F)
Monthly sun hours
196 hours
167 hours
120 hours
Monthly rainfall
82 mm (3.2 in)
51 mm (2 in)
63 mm (2.5 in)
Monthly rainy days
9 days
9 days
9 days
Weather conditions
perfect
tolerable
tolerable
Climate in Mar del Plata →

Mendoza

In May Mendoza generally has moderate temperatures with maximum daytime temperatures around 17°C (63°F), minimum nighttime temperatures around 6°C (43°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

« April
May
June »
April
May
June
Max temperature
22°C (72°F)
17°C (63°F)
15°C (59°F)
Min temperature
10°C (50°F)
6°C (43°F)
3°C (37°F)
Monthly sun hours
210 hours
185 hours
172 hours
Monthly rainfall
54 mm (2.1 in)
39 mm (1.5 in)
27 mm (1.1 in)
Monthly rainy days
3 days
2 days
2 days
Weather conditions
perfect
tolerable
pleasant
Climate in Mendoza →

Salta

In May Salta generally has pleasant temperatures with maximum daytime temperatures around 18°C (64°F), minimum nighttime temperatures around 8°C (46°F) and high monthly rainfall. So on average the conditions are tolerable that month.

« April
May
June »
April
May
June
Max temperature
21°C (70°F)
18°C (64°F)
18°C (64°F)
Min temperature
12°C (54°F)
8°C (46°F)
6°C (43°F)
Monthly sun hours
143 hours
165 hours
199 hours
Monthly rainfall
206 mm (8.1 in)
124 mm (4.9 in)
63 mm (2.5 in)
Monthly rainy days
7 days
3 days
2 days
Weather conditions
unpleasant
tolerable
pleasant
Climate in Salta →

Is your destination not in the list? Have a look at all destinations in Argentina.

In our records: Argentina May extremes

Notable May records observed across cities in Argentina in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • From our sources, the wettest May day in Argentina brought 318 mm (13 in) in Salta on May 18, 1981.

Popular cities in May

Day & night temperatures, rainfall and average weather in Argentina in May.

City Weather Day temp Night temp Rainfall
Buenos Aires 20°C (68°F) 10°C (50°F) 63 mm (2.5 in)
San Carlos de Bariloche 8°C (46°F) 0°C (32°F) 137 mm (5.4 in)
Salta 18°C (64°F) 8°C (46°F) 124 mm (4.9 in)
Puerto Iguazú 25°C (77°F) 15°C (59°F) 168 mm (6.6 in)
San Rafael 18°C (64°F) 5°C (41°F) 34 mm (1.3 in)
Ushuaia 4°C (39°F) -2°C (28°F) 72 mm (2.8 in)

Argentina weather in May: frequently asked questions

What is the weather like in Argentina in May?

In May, Argentina generally has perfect weather conditions. Buenos Aires sees daytime temperatures near 20°C (68°F), with nights cooling to roughly 10°C (50°F).

What is the average temperature in Argentina in May?

Buenos Aires averages a daytime maximum of 20°C (68°F) in May, with overnight lows close to 10°C (50°F).

Does Argentina get a lot of rain in May?

May is on the drier side in Argentina. Buenos Aires averages only about 63 mm (2.5 in), with most days staying dry.

Is May a Good Time to Visit Argentina?

We consider May to be one of the best times to travel to Argentina. Typically, the climate in Buenos Aires is perfect. It's worth noting that weather conditions might differ depending on the location you visit.

Generally speaking, March, April, May, September, November and December provide perfect weather in Buenos Aires. On the other hand, the weather in January, June and July tend to be tolerable.

Interested in more climate information?

We have much more information about the climate in Argentina.

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

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.

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