Mendoza Province

Mendoza Province Weather in September

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

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San Rafael Mendoza Chacras de Coria Potrerillos

Considering a trip to Mendoza Province, Argentina this September and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Mendoza Province in September

Mendoza Province, Argentina is a region in Argentina. In September, Mendoza Province experiences a range of weather conditions, with temperatures that range from very cold to warm and precipitation levels ranging from low to high.

Temperatures

The average highest temperatures fluctuate between very cold in Los Penitentes at -5°C (23°F) to warm in San Martín at 23°C (73°F). Nighttime temperatures generally drop to 9°C (48°F) in San Martín and -14°C (7°F) in Los Penitentes.

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

Precipitation

In September, precipitation varies across different areas. From low rainfall in San Martín with an average of 16 mm (0.6 in) to high rainfall in La Consulta with 104 mm (4.1 in).

Average sunshine

Most destinations offer generous amounts of sunshine this September. For example, Mendoza gets approximately 221 hours of sunlight, perfect for anyone wanting bright, sunny days.

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 September

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 September for some of the most popular destinations in Mendoza Province, Argentina?

Temperature range in Mendoza Province (September)

Precipitation variation in Mendoza Province (September)

Mendoza

In September Mendoza generally has pleasant temperatures with maximum daytime temperatures around 20°C (68°F), minimum nighttime temperatures around 7°C (45°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

« August
September
October »
August
September
October
Max temperature
17°C (63°F)
20°C (68°F)
24°C (75°F)
Min temperature
4°C (39°F)
7°C (45°F)
10°C (50°F)
Monthly sun hours
217 hours
221 hours
275 hours
Monthly rainfall
30 mm (1.2 in)
38 mm (1.5 in)
58 mm (2.3 in)
Monthly rainy days
2 days
3 days
3 days
Weather conditions
pleasant
perfect
perfect
Climate in Mendoza →

San Rafael

In September San Rafael generally has pleasant temperatures with maximum daytime temperatures around 20°C (68°F), minimum nighttime temperatures around 6°C (43°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

« August
September
October »
August
September
October
Max temperature
18°C (64°F)
20°C (68°F)
24°C (75°F)
Min temperature
3°C (37°F)
6°C (43°F)
9°C (48°F)
Monthly sun hours
211 hours
199 hours
253 hours
Monthly rainfall
25 mm (1 in)
32 mm (1.3 in)
62 mm (2.4 in)
Monthly rainy days
2 days
4 days
4 days
Weather conditions
perfect
perfect
perfect
Climate in San Rafael →

Chacras de Coria

In September Chacras de Coria generally has pleasant temperatures with maximum daytime temperatures around 18°C (64°F), minimum nighttime temperatures around 6°C (43°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

« August
September
October »
August
September
October
Max temperature
15°C (59°F)
18°C (64°F)
22°C (72°F)
Min temperature
3°C (37°F)
6°C (43°F)
9°C (48°F)
Monthly sun hours
217 hours
221 hours
275 hours
Monthly rainfall
34 mm (1.3 in)
45 mm (1.8 in)
72 mm (2.8 in)
Monthly rainy days
2 days
4 days
4 days
Weather conditions
tolerable
pleasant
perfect
Climate in Chacras de Coria →

Potrerillos

In September Potrerillos generally has low temperatures with maximum daytime temperatures around 9°C (48°F), minimum nighttime temperatures around -4°C (25°F) and moderate monthly snow/rainfall. So on average the conditions are poor that month.

« August
September
October »
August
September
October
Max temperature
7°C (45°F)
9°C (48°F)
13°C (55°F)
Min temperature
-6°C (21°F)
-4°C (25°F)
0°C (32°F)
Monthly sun hours
217 hours
221 hours
275 hours
Monthly snow/rainfall
46 mm (1.8 in)
58 mm (2.3 in)
86 mm (3.4 in)
Monthly rainy days
3 days
4 days
5 days
Weather conditions
poor
poor
unpleasant
Climate in Potrerillos →

Maipú

In September Maipú generally has pleasant temperatures with maximum daytime temperatures around 21°C (70°F), minimum nighttime temperatures around 8°C (46°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

« August
September
October »
August
September
October
Max temperature
17°C (63°F)
21°C (70°F)
25°C (77°F)
Min temperature
5°C (41°F)
8°C (46°F)
11°C (52°F)
Monthly sun hours
217 hours
221 hours
275 hours
Monthly rainfall
29 mm (1.1 in)
35 mm (1.4 in)
54 mm (2.1 in)
Monthly rainy days
2 days
4 days
3 days
Weather conditions
pleasant
perfect
perfect
Climate in Maipú →

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

Popular cities in September

Day & night temperatures, rainfall and average weather in Mendoza Province in September.

City Weather Day temp Night temp Rainfall
San Rafael 20°C (68°F) 6°C (43°F) 32 mm (1.3 in)
Mendoza 20°C (68°F) 7°C (45°F) 38 mm (1.5 in)
Chacras de Coria 18°C (64°F) 6°C (43°F) 45 mm (1.8 in)
Potrerillos 9°C (48°F) -4°C (25°F) 58 mm (2.3 in)
Maipú 21°C (70°F) 8°C (46°F) 35 mm (1.4 in)
Valle Grande 19°C (66°F) 4°C (39°F) 33 mm (1.3 in)

Mendoza Province weather in September: frequently asked questions

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

September in Mendoza Province, Argentina brings perfect weather. In Mendoza, daytime temperatures are typically around 20°C (68°F) and nighttime lows hover near 7°C (45°F).

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

In Mendoza, the average daytime high in September is 20°C (68°F), while nighttime temperatures drop to around 7°C (45°F).

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

Not particularly. Mendoza averages just 38 mm (1.5 in) of rain in September, making it a mostly dry month for Mendoza Province, Argentina.

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

We consider September to be one of the best times to travel to Mendoza Province, Argentina. Typically, the climate in Mendoza is perfect. However, the weather conditions may vary depending on your destination.

On average, the best time to visit Mendoza Province, Argentina is in February, March, April, September, October and November with generally perfect weather in Mendoza. In contrast, 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.

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