El Chaltén

Patagonia Weather in August

Average temperatures, rainfall, sunshine and the best places to visit in Patagonia, Argentina in August.

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

What to Expect in Patagonia in August

Patagonia, Argentina is a region in Argentina. The weather in Patagonia in August can be quite varied, with temperatures that range from very cold to mild and precipitation levels ranging from low to heavy. During August, winter is in full swing.

Temperatures

Based on our climate data spanning from 1990-2020, the average maximum temperature is very cold in El Chaltén at 2°C (36°F) to mild in Santa Rosa at 18°C (64°F). Nighttime temperatures generally drop to 5°C (41°F) in Santa Rosa and -5°C (23°F) in El Chaltén.

For a closer look at conditions across Patagonia, Argentina, refer to the map below.

Precipitation

In August, precipitation varies across different areas. From low rainfall in Neuquén with an average of 14 mm (0.6 in) to heavy rainfall in Puerto Blest with 323 mm (13 in).

Average sunshine

Most areas see decent amounts of sunshine this month. Puerto Madryn gets around 147 hours of sunlight, providing a pleasant balance of sun and clouds. If you'd prefer more guaranteed sunshine, our weather planner can show you sunnier spots around the world.

Explore Patagonia by month

Pick a month to see the average temperature, rainfall and sunshine in Patagonia — and find the best time to visit. (based on Puerto Madryn)

Best Places to Visit in Patagonia in August

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

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 Patagonia

What is the weather like in August for some of the most popular destinations in Patagonia, Argentina?

Temperature range in Patagonia (August)

Precipitation variation in Patagonia (August)

Puerto Madryn

In August Puerto Madryn generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 4°C (39°F) and low monthly rainfall. So on average the conditions are pleasant that month.

July
August
September
Max temperature
14°C (57°F)
16°C (61°F)
18°C (64°F)
Min temperature
2°C (36°F)
4°C (39°F)
6°C (43°F)
Monthly sun hours
137 hours
147 hours
197 hours
Monthly rainfall
18 mm (0.7 in)
17 mm (0.7 in)
20 mm (0.8 in)
Monthly rainy days
4 days
4 days
3 days
Weather conditions

El Chaltén

In August El Chaltén generally has very low temperatures with maximum daytime temperatures around 2°C (36°F), minimum nighttime temperatures around -5°C (23°F) and heavy monthly snow/rainfall. So on average the conditions are poor that month.

July
August
September
Max temperature
1°C (34°F)
2°C (36°F)
3°C (37°F)
Min temperature
-5°C (23°F)
-5°C (23°F)
-4°C (25°F)
Monthly sun hours
98 hours
148 hours
170 hours
Monthly snow/rainfall
179 mm (7 in)
187 mm (7.4 in)
157 mm (6.2 in)
Monthly rainy days
7 days
6 days
5 days
Weather conditions

Neuquén

In August Neuquén generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 4°C (39°F) and low monthly rainfall. So on average the conditions are pleasant that month.

July
August
September
Max temperature
13°C (55°F)
16°C (61°F)
19°C (66°F)
Min temperature
2°C (36°F)
4°C (39°F)
6°C (43°F)
Monthly sun hours
133 hours
186 hours
192 hours
Monthly rainfall
21 mm (0.8 in)
14 mm (0.6 in)
21 mm (0.8 in)
Monthly rainy days
5 days
4 days
4 days
Weather conditions

Puerto Blest

In August Puerto Blest generally has low temperatures with maximum daytime temperatures around 5°C (41°F), minimum nighttime temperatures around -2°C (28°F) and heavy monthly snow/rainfall. So on average the conditions are poor that month.

July
August
September
Max temperature
4°C (39°F)
5°C (41°F)
7°C (45°F)
Min temperature
-2°C (28°F)
-2°C (28°F)
-1°C (30°F)
Monthly sun hours
126 hours
147 hours
191 hours
Monthly snow/rainfall
340 mm (13 in)
323 mm (13 in)
203 mm (8 in)
Monthly rainy days
14 days
13 days
9 days
Weather conditions

Trelew

In August Trelew generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 4°C (39°F) and low monthly rainfall. So on average the conditions are pleasant that month.

July
August
September
Max temperature
13°C (55°F)
16°C (61°F)
18°C (64°F)
Min temperature
2°C (36°F)
4°C (39°F)
6°C (43°F)
Monthly sun hours
147 hours
174 hours
195 hours
Monthly rainfall
16 mm (0.6 in)
16 mm (0.6 in)
20 mm (0.8 in)
Monthly rainy days
6 days
5 days
5 days
Weather conditions

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

Popular cities in August

Day & night temperatures, rainfall and average weather in Patagonia in August.

City Weather Day temp Night temp Rainfall
Puerto Madryn 16°C (61°F) 4°C (39°F) 17 mm (0.7 in)
El Chaltén 2°C (36°F) -5°C (23°F) 187 mm (7.4 in)
Neuquén 16°C (61°F) 4°C (39°F) 14 mm (0.6 in)
Puerto Blest 5°C (41°F) -2°C (28°F) 323 mm (13 in)
Trelew 16°C (61°F) 4°C (39°F) 16 mm (0.6 in)
Comodoro Rivadavia 12°C (54°F) 4°C (39°F) 23 mm (0.9 in)

Patagonia weather in August: frequently asked questions

What is the weather like in Patagonia, Argentina in August?

In August, Patagonia, Argentina generally has pleasant weather conditions. Puerto Madryn sees daytime temperatures near 16°C (61°F), with nights cooling to roughly 4°C (39°F).

What is the average temperature in Patagonia, Argentina in August?

Puerto Madryn averages a daytime maximum of 16°C (61°F) in August, with overnight lows close to 4°C (39°F).

Does Patagonia, Argentina get a lot of rain in August?

Not particularly. Puerto Madryn averages just 17 mm (0.7 in) of rain in August, making it a mostly dry month for Patagonia, Argentina.

Is August a Good Time to Visit Patagonia, Argentina?

In our view, August might not be the best time to travel to Patagonia, Argentina with often pleasant weather in Puerto Madryn.

Generally speaking, February, March, April, September, October, November and December provide perfect weather in Puerto Madryn.

Interested in more climate information?

We have much more information about the climate in Patagonia.

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.