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Mendoza in May: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Mendoza in May will be like? Take a look at our weather guide for Mendoza, based on historical data.
Check flight prices to Mendoza on Avionero:
May

Weather in Mendoza in May 2025

Good Weather
Mild
☀️
Sunny
Planning a trip to Mendoza in May? You are in luck! The weather is generally good, with an average maximum temperature of +63°F and approximately 14 sunny days. Just be prepared for some rain, as there are usually around 8 rainy days and 25 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.

Average weather

☀️
+63°F
Avg. max. temperature
+25°F
Min.
+86°F
Max.
25 mm
Total precipitation
70%
Avg. humidity
1 m/s
Avg. wind
14 ☀️
Sunny Days
9 ⛅️
Cloudy
8 🌦
Rainy
Our opinion: Mendoza has good weather in May.

Average temperature in Mendoza in May

Here are the expected maximum, average and minimum temperatures in Mendoza for May based on the historical data.
Last Year
Historical Data

Going from a maximum of +77°F during the day to a minimum of +37°F during the night, the temperature in May averages around +68°F.

The average maximum temperature goes up 14% by the end of the month, compared with the beginning of the month, from +63°F to +68°F.

Is Mendoza warm or cold in May?

Mendoza is typically mild in May.

Maximum temperatures go down compared to the previous month from +70°F to +63°F. The minimum temperature also goes down from +52°F to +45°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

May is one of the coolest months in Mendoza, here is the comparison with other months:

Climate in Mendoza in May

Mendoza weather looks like this, on average, in May and the surrounding months.
AprilMayJune
Avg. temperature
+70°F+63°F+57°F
Min. temperature
+30°F+25°F+21°F
Max. temperature
+90°F+86°F+81°F
Rainfall
37 mm25 mm17 mm
Wind
1 m/s1 m/s1 m/s
Humidity
67%70%70%
Air pressure
1014 HPa1015 HPa1016 HPa
Sunny days
151415
Cloudy days
699
Rainy days
886
Snowy days
001

May weather is still as good as in April. It’s getting colder in May. From +70°F in the day, the average maximum temperature lowers to +63°F. As May arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 37 mm to 25 mm. Humidity rises from 67% to 70%. The average wind speed doesn’t change much during May, staying around 1 m/s. The days becoming less sunny, going from 15 sunny days in April to 14 in May.

June brings much the same weather, it remains good.

Wind

Wind speed in Mendoza in May based on historical data.
Last Year
Historical Data

The average wind speed is 1 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Mendoza is gradually increasing during May, going from 1 m/s to 1 m/s over the course of the month.

Rain

Amount of rainfall in mm during May in Mendoza based on historical data.
Last Year
Historical Data
Typically, there is a 16% chance of rain on an average day in May, with total rainfall of approximately 16 mm. The maximum amount of rainfall per day is around 4 mm, which is considered light rain. On average, there are about 5 rainy days during May, so prepare to bring an umbrella.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Mendoza wettest month is March, where a typical day has a 32% chance of precipitation and 59 mm of rainfall per day. June, on the other hand, is the driest month with a mere 20% chance of precipitation and 17 mm of rainfall per day.

How was the weather last May in Mendoza?

This is the weather in Mendoza in May 2023:
1 May
☀️
+63°F
2 May
☀️
+67°F
3 May
☀️
+67°F
4 May
☀️
+69°F
5 May
☀️
+71°F
6 May
☀️
+67°F
7 May
☀️
+74°F
8 May
☀️
+69°F
9 May
☀️
+72°F
10 May
☀️
+68°F
11 May
☀️
+73°F
12 May
☀️
+77°F
13 May
☀️
+75°F
14 May
☀️
+75°F
15 May
☀️
+74°F
16 May
☀️
+75°F
17 May
☀️
+67°F
18 May
☀️
+63°F
19 May
☀️
+70°F
20 May
☀️
+61°F
21 May
☀️
+65°F
22 May
🌧️
+61°F
23 May
🌧️
+68°F
24 May
☁️
+68°F
25 May
☀️
+64°F
26 May
☀️
+66°F
27 May
🌧️
+57°F
28 May
☀️
+55°F
29 May
☀️
+63°F
30 May
☀️
+62°F
31 May
☀️
+69°F
In May 2023 Mendoza had 27 sunny days, 1 cloudy days, and 3 rainy days. The average maximum temperature was +68°F, with an absolute maximum of +77°F and a minimum of +55°F. The average humidity was 65%, with a maximum of 100% and a minimum of 25%. The average wind speed was 1 m/s, with a maximum of 8 m/s and a minimum of 0 m/s.
Are you planning a trip in May?

Climate Change Over the Years

This is how Mendoza climate has changed over the last 43 years.

The climate in Mendoza in May has not changed that much over the last 43 years.

The average temperature was the lowest in 1984 (+68°F) and the highest in 2023 (+76°F). The driest year was 2003 with only 151 mm of rainfall, and the wettest year was 1984 with 844 mm.

FAQ

Frequently asked questions about the weather in Mendoza in May:

Is May a good time to visit Mendoza?

May is a really good time to go to Mendoza. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Mendoza.

Can you sunbathe in Mendoza in May?

May has mild temperatures in Mendoza. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is Mendoza rainy in May?

Mendoza is usually dry in May. Plan your packing around outdoor activities and exploring.

Is it sunny in Mendoza in May?

The amount of sunny days in Mendoza during May varies; prepare for a mix of clouds and sun.

Other cities in Argentina

Check out the weather for other cities in Argentina.

Monthly weather in Mendoza

Source of the data

For this page, we’ve looked at the typical weather in Mendoza, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.