Tucumán Weather in May

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

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San Miguel de Tucumán Tafí del Valle Yerba Buena San Pedro de Colalao

Planning a trip to Tucumán, Argentina this May? Here's what you need to know about the weather:

What to Expect in Tucumán in May

Tucumán, Argentina is a region in Argentina. May in Tucumán generally has temperatures that range from mild to pleasant, with precipitation levels ranging from low to high. May is a winter month.

Temperatures

The average maximum daytime temperatures vary from mild in Tafí del Valle at 16°C (61°F) to pleasant in San Miguel de Tucumán at 21°C (70°F). Nighttime temperatures generally drop to 11°C (52°F) in San Miguel de Tucumán and 5°C (41°F) in Tafí del Valle.

To explore the conditions in Tucumán, Argentina in more detail, check the map below.

Precipitation

In May, precipitation varies across different areas. From low rainfall in Calimonte with an average of 16 mm (0.6 in) to high rainfall in Yerba Buena with 142 mm (5.6 in).

Average sunshine

Most places get a reasonable amount of sunshine. Take San Miguel de Tucumán as an example - it receives around 168 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 Tucumán by month

Pick a month to see the average temperature, rainfall and sunshine in Tucumán — and find the best time to visit. (based on San Miguel de Tucumán)

January30°C (86°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) August23°C (73°F) September25°C (77°F) October27°C (81°F) November29°C (84°F) December30°C (86°F)
Best Time to Visit Tucumán →

Best Places to Visit in Tucumán in May

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

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 Tucumán

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

Temperature range in Tucumán (May)

Precipitation variation in Tucumán (May)

San Miguel de Tucumán

In May San Miguel de Tucumán 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
24°C (75°F)
21°C (70°F)
19°C (66°F)
Min temperature
15°C (59°F)
11°C (52°F)
8°C (46°F)
Monthly sun hours
163 hours
168 hours
157 hours
Monthly rainfall
183 mm (7.2 in)
122 mm (4.8 in)
71 mm (2.8 in)
Monthly rainy days
6 days
4 days
3 days
Weather conditions
tolerable
pleasant
pleasant
Climate in San Miguel de Tucumán →

Tafí del Valle

In May Tafí del Valle generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 5°C (41°F) and high monthly rainfall. So on average the conditions are unpleasant that month.

« April
May
June »
April
May
June
Max temperature
19°C (66°F)
16°C (61°F)
15°C (59°F)
Min temperature
9°C (48°F)
5°C (41°F)
2°C (36°F)
Monthly sun hours
163 hours
168 hours
157 hours
Monthly rainfall
173 mm (6.8 in)
101 mm (4 in)
56 mm (2.2 in)
Monthly rainy days
6 days
3 days
2 days
Weather conditions
tolerable
unpleasant
tolerable
Climate in Tafí del Valle →

Yerba Buena

In May Yerba Buena generally has pleasant temperatures with maximum daytime temperatures around 20°C (68°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
23°C (73°F)
20°C (68°F)
18°C (64°F)
Min temperature
14°C (57°F)
10°C (50°F)
7°C (45°F)
Monthly sun hours
163 hours
168 hours
157 hours
Monthly rainfall
206 mm (8.1 in)
142 mm (5.6 in)
83 mm (3.3 in)
Monthly rainy days
6 days
4 days
3 days
Weather conditions
unpleasant
pleasant
pleasant
Climate in Yerba Buena →

San Pedro de Colalao

In May San Pedro de Colalao generally has pleasant temperatures with maximum daytime temperatures around 19°C (66°F), minimum nighttime temperatures around 7°C (45°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

« April
May
June »
April
May
June
Max temperature
21°C (70°F)
19°C (66°F)
18°C (64°F)
Min temperature
11°C (52°F)
7°C (45°F)
4°C (39°F)
Monthly sun hours
163 hours
168 hours
157 hours
Monthly rainfall
131 mm (5.2 in)
85 mm (3.3 in)
39 mm (1.5 in)
Monthly rainy days
6 days
3 days
3 days
Weather conditions
pleasant
pleasant
pleasant
Climate in San Pedro de Colalao →

El Mollar

In May El Mollar generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 6°C (43°F) and high monthly rainfall. So on average the conditions are unpleasant that month.

« April
May
June »
April
May
June
Max temperature
19°C (66°F)
16°C (61°F)
15°C (59°F)
Min temperature
10°C (50°F)
6°C (43°F)
3°C (37°F)
Monthly sun hours
163 hours
168 hours
157 hours
Monthly rainfall
227 mm (8.9 in)
140 mm (5.5 in)
80 mm (3.1 in)
Monthly rainy days
6 days
3 days
2 days
Weather conditions
poor
unpleasant
tolerable
Climate in El Mollar →

Is your destination not in the list? Have a look at all destinations in Tucumán, 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 Tucumán in May.

City Weather Day temp Night temp Rainfall
San Miguel de Tucumán 21°C (70°F) 11°C (52°F) 122 mm (4.8 in)
Tafí del Valle 16°C (61°F) 5°C (41°F) 101 mm (4 in)
Yerba Buena 20°C (68°F) 10°C (50°F) 142 mm (5.6 in)
San Pedro de Colalao 19°C (66°F) 7°C (45°F) 85 mm (3.3 in)
El Mollar 16°C (61°F) 6°C (43°F) 140 mm (5.5 in)
Calimonte 19°C (66°F) 5°C (41°F) 16 mm (0.6 in)

Tucumán weather in May: frequently asked questions

What is the weather like in Tucumán, Argentina in May?

Expect pleasant weather across Tucumán, Argentina in May. The popular destination of San Miguel de Tucumán averages 21°C (70°F) by day and 11°C (52°F) at night during this winter month.

What is the average temperature in Tucumán, Argentina in May?

San Miguel de Tucumán averages a daytime maximum of 21°C (70°F) in May, with overnight lows close to 11°C (52°F).

Does Tucumán, Argentina get a lot of rain in May?

Yes, May tends to be a wetter month in Tucumán, Argentina. Average rainfall in San Miguel de Tucumán sits around 122 mm (4.8 in).

Is May a Good Time to Visit Tucumán, Argentina?

In our opinion, May is a good time to visit Tucumán, Argentina with overall pleasant weather in San Miguel de Tucumán. It's worth noting that weather conditions might differ depending on the location you visit.

Generally speaking, August and September provide perfect weather in San Miguel de Tucumán. In contrast, January, February and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Tucumán.

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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