Mendoza Province

Mendoza Province Weather in May

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

🔎
San Rafael Mendoza Chacras de Coria Potrerillos

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

What to Expect in Mendoza Province in May

Mendoza Province, Argentina is a region in Argentina. Mendoza Province, Argentina offers a broad spectrum of weather patterns. In May, one might encounter temperatures that range from very cold to pleasant, and precipitation levels ranging from low to high.

Temperatures

During the day the temperature is very cold in Los Penitentes at -3°C (27°F) and pleasant in General Alvear at 20°C (68°F). As night falls, temperatures generally drop to 8°C (46°F) in General Alvear and -13°C (9°F) in Los Penitentes.

For specific regional insights in Mendoza Province, Argentina, refer to the map provided below.

Precipitation

In May, precipitation varies across different areas. From low rainfall in San Martín with an average of 18 mm (0.7 in) to high rainfall in Las Lenas with 137 mm (5.4 in).

Average sunshine

Sunshine amounts are decent in most places. Mendoza gets approximately 185 hours of sunlight in May, offering a reasonable amount of both bright and cloudy periods. Curious about sunnier destinations? Our weather planner makes it easy to find places worldwide with pleasant weather.

Explore Mendoza Province by month

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

January32°C (90°F) February30°C (86°F) March27°C (81°F) April22°C (72°F) May18°C (64°F) June16°C (61°F) This monthJuly15°C (59°F) August18°C (64°F) September20°C (68°F) October24°C (75°F) November28°C (82°F) December30°C (86°F)
Best Time to Visit Mendoza Province →

Best Places to Visit in Mendoza Province in May

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

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 Mendoza Province

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

Temperature range in Mendoza Province (May)

Precipitation variation in Mendoza Province (May)

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 →

San Rafael

In May San Rafael generally has pleasant temperatures with maximum daytime temperatures around 18°C (64°F), minimum nighttime temperatures around 5°C (41°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

« April
May
June »
April
May
June
Max temperature
22°C (72°F)
18°C (64°F)
16°C (61°F)
Min temperature
9°C (48°F)
5°C (41°F)
2°C (36°F)
Monthly sun hours
219 hours
188 hours
155 hours
Monthly rainfall
45 mm (1.8 in)
34 mm (1.3 in)
20 mm (0.8 in)
Monthly rainy days
3 days
2 days
3 days
Weather conditions
perfect
pleasant
pleasant
Climate in San Rafael →

Chacras de Coria

In May Chacras de Coria generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 5°C (41°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)
16°C (61°F)
13°C (55°F)
Min temperature
9°C (48°F)
5°C (41°F)
2°C (36°F)
Monthly sun hours
210 hours
185 hours
172 hours
Monthly rainfall
68 mm (2.7 in)
44 mm (1.7 in)
30 mm (1.2 in)
Monthly rainy days
4 days
3 days
3 days
Weather conditions
perfect
tolerable
tolerable
Climate in Chacras de Coria →

Potrerillos

In May Potrerillos generally has low temperatures with maximum daytime temperatures around 10°C (50°F), minimum nighttime temperatures around -2°C (28°F) and moderate monthly snow/rainfall. So on average the conditions are poor that month.

« April
May
June »
April
May
June
Max temperature
14°C (57°F)
10°C (50°F)
6°C (43°F)
Min temperature
2°C (36°F)
-2°C (28°F)
-6°C (21°F)
Monthly sun hours
210 hours
185 hours
172 hours
Monthly snow/rainfall
84 mm (3.3 in)
53 mm (2.1 in)
48 mm (1.9 in)
Monthly rainy days
5 days
3 days
3 days
Weather conditions
tolerable
poor
poor
Climate in Potrerillos →

Maipú

In May Maipú generally has moderate temperatures with maximum daytime temperatures around 18°C (64°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
22°C (72°F)
18°C (64°F)
15°C (59°F)
Min temperature
11°C (52°F)
7°C (45°F)
4°C (39°F)
Monthly sun hours
210 hours
185 hours
172 hours
Monthly rainfall
52 mm (2 in)
37 mm (1.5 in)
26 mm (1 in)
Monthly rainy days
3 days
2 days
2 days
Weather conditions
perfect
pleasant
pleasant
Climate in Maipú →

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

City Weather Day temp Night temp Rainfall
San Rafael 18°C (64°F) 5°C (41°F) 34 mm (1.3 in)
Mendoza 17°C (63°F) 6°C (43°F) 39 mm (1.5 in)
Chacras de Coria 16°C (61°F) 5°C (41°F) 44 mm (1.7 in)
Potrerillos 10°C (50°F) -2°C (28°F) 53 mm (2.1 in)
Maipú 18°C (64°F) 7°C (45°F) 37 mm (1.5 in)
Valle Grande 17°C (63°F) 4°C (39°F) 32 mm (1.3 in)

Mendoza Province weather in May: frequently asked questions

What is the weather like in Mendoza Province, Argentina in May?

Mendoza Province, Argentina typically experiences tolerable weather in May, part of the season. Daytime highs in Mendoza average around 17°C (63°F), and temperatures drop to about 6°C (43°F) at night.

What is the average temperature in Mendoza Province, Argentina in May?

Average temperatures in Mendoza Province, Argentina during May range from a nighttime low near 6°C (43°F) to a daytime high around 17°C (63°F) in Mendoza.

Does Mendoza Province, Argentina get a lot of rain in May?

Rain is generally moderate to light in Mendoza Province, Argentina during May, with Mendoza averaging close to 39 mm (1.5 in).

Is May a Good Time to Visit Mendoza Province, Argentina?

Given the typically tolerable weather conditions in Mendoza, May may not be the ideal time to visit Mendoza Province, Argentina.

Generally speaking, February, March, April, September, October and November provide perfect weather in Mendoza. On the other hand, the months of January, May and December tend to have tolerable weather conditions.

Interested in more climate information?

We have much more information about the climate in Mendoza Province.

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.

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.
Be amazed by Buenos Aires

The city of beautiful museums, cute streets, green parks, lots of good food, interesting local neighborhoods and impressive historical buildings.
Explore Patagonia

A tour through Patagonia brings you to the end of the world. That’s why Patagonia is a bucket list destination for many. We recommend to visit Patagonia from November to early March.
Glacier walk on The Perito Moreno glacier

The Perito Moreno glacier and the rupture of this glacier is considered one of the most impressive natural spectacles in the world. You can wait here until a large piece of ice crumbles and plunges into the water with a lot of noise.

Must visit in Argentina →