In general the best time to visit Mendoza is probably August, when the weather is usually great. The hottest months are January, February, December, while the coldest months are May, June, July.
Depending on the activities you want to experience, you may choose different months to visit:
The best time for a sun tanning holiday is January, February, December. Average maximum temperatures are up to +86°F in January and it has 10 sunny days on average.
In general, it’s pleasant to walk and do outdoor activities during January - December.
If you want to avoid wet weather, then your choice is May, June, July with the lowest chance of rain.
Average weather in Mendoza in different months
This is the average weather in Mendoza for each month based on historic data:
In August the weather is great. There are an average of 18 sunny days in August and the temperature ranges from +41°F to +63°F.
January, February, March, April, May, June, July, September, October, November, December usually has good weather. Average maximum temperature reaches +86°F during January.
Climate in Mendoza
Here is the detailed breakdown of the climate in Mendoza for each month:
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Maximum Temperature
+104°F
+102°F
+97°F
+90°F
+86°F
+81°F
+79°F
+90°F
+91°F
+99°F
+99°F
+102°F
Average Maximum Temperature
+86°F
+84°F
+79°F
+70°F
+63°F
+57°F
+55°F
+63°F
+68°F
+75°F
+81°F
+84°F
Minimum Temperature
+45°F
+43°F
+41°F
+30°F
+25°F
+21°F
+18°F
+23°F
+27°F
+32°F
+36°F
+43°F
Avg. water temperature
-
-
-
-
-
-
-
-
-
-
-
-
Humidity, %
50
54
62
67
70
70
67
58
53
49
47
47
Rain, mm
52
48
59
37
25
17
21
23
30
43
44
47
Snow, mm
0
0
0
0
0
1
2
1
0
0
0
0
Average wind speed, m/s
2
2
1
1
1
1
1
1
2
2
2
2
Sunny Days
10
10
13
15
14
15
17
18
16
16
14
11
Cloud Days
4
4
5
6
9
9
8
6
5
6
4
4
Rainy Days
8
8
10
8
8
6
5
6
8
9
9
9
Snowy Days
0
0
0
0
0
1
1
1
0
0
0
0
Average Temperature
Here are the average maximum and minimum temperatures in Mendoza during the whole year:
The hottest month in Mendoza is January with average maximum temperature going up to +86°F. The coldest month is July with the lowest temperatures of +37°F.
Humidity
The temperature feels different depending on humidity. Here is how humidity in Mendoza looks throughout the year, in %:
The most humid month in Mendoza is June with average humidity going up to 70%. The least humid month is November with an average humidity of 47%.
Rain
Amount of rainfall in mm. in Mendoza during the whole year based on historical data:
The sunniest and driest month is August with approximately 18 sunny days and a total precipitation of around 23 mm. The rainiest and wettest month is March with approximately 10 rainy days and 59 mm of total precipitation.
Snow
Amount of snow in mm. in Mendoza during the whole year based on historical data:
The snowiest month is July with approximately 1 snowy days.
FAQ
Frequently asked questions about the weather in Mendoza:
What is the hottest month in Mendoza?
The hottest month in Mendoza is January with average maximum temperature of +86°F.
What is the coldest month in Mendoza?
The coldest month in Mendoza is July with minimum temperatures of +37°F.
Is Mendoza worth visiting in winter?
If you are planning to visit Mendoza in winter you can expect pretty good weather. The best month is January with +86°F and 10 sunny days.
When does it rain the least in Mendoza?
if you're looking to visit Mendoza when it rains the least, you should plan your trip for March, January, February. During this time, rainfall is rare with the driest month being June with only 17 mm of rain.
Other cities in Argentina
Check out the weather for other cities in Argentina.
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.