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Las Grutas Weather in August

August in Las Grutas averages 16°C (61°F) during the day and 5°C (41°F) at night. Around 19 mm (0.7 in) of rainfall is typical for this time of year.

Rainfall in Las Grutas in August

Climate statistics over the past 30 years suggest around 3 days of rain, with 19 mm (0.7 in) average for the month. Rain is scarce this month and when it does fall, it tends to be light. Unlikely to disrupt plans significantly.

Temperature in Las Grutas in August

Las Grutas in August gets highs of 16°C (61°F) during the day and drops to 5°C (41°F) at night. Experience the winter season in August. The difference between afternoon and evening temperatures is usually noticeable. At 5°C (41°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Wind Speed in Las Grutas in August

Wind speeds average 4 m/s (8 knots) during August. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

Average water temperature in August

With water temperatures around 10°C (50°F), swimming isn't really an option for most visitors. The cold sets in quickly and a wetsuit won't fully solve it.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. February, March, April, September, October, November and December typically offer the best weather for Las Grutas.

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Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Argentina, check out our Las Grutas's climate page.

Las Grutas Temperature in August

Min TemperatureMin Temperature 5°C (41°F)  
Max TemperatureMax Temperature 16°C (61°F)  
Water TemperatureWater Temperature 10°C (50°F) *  
Chance of RainChance of Rain 10%  
PrecipitationPrecipitation 19 mm (0.7 in)  
Rainy daysRainy days 3 days  
HumidityHumidity 60% *  
WindspeedWindspeed 4 m/s (8 knots) *  
* Data from: San Antonio, Argentina (14 KM, 8 Miles).

Daily Historical Temperatures

49-year average (1976-2025)

Based on our historical records, temperatures in Las Grutas typically stay consistent throughout August, with daily highs averaging around 16°C (61°F). Nights are cold, with lows typically ranging from 3°C (37°F) to 7°C (45°F).

Average temperatures in August

Daily Historical Precipitation

49-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in August

Historical weather for Las Grutas in August

Browse day-by-day weather records for Las Grutas spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Las Grutas historical weather extremes in August

Based on weather observations in Las Grutas between 1988 and 2025, these are the recorded extremes during August.

  • The warmest day in August was on August 18, 2014, with a maximum of 28°C (82°F).
  • Las Grutas experienced its chilliest August day on August 3, 1992, reaching only 2°C (36°F).
  • The coldest night in August in Las Grutas was on August 3, 2010, with a minimum of -9°C (16°F).

Best Places in Argentina in August

Find out more about the weather in Argentina and which places have the best travel conditions in this month. See all of Argentina in August →

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Legend 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).

What to Wear in Las Grutas in August

The weather can be unpredictable in August, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. Almost no rain is expected, so no need to bring rain gear. With water temperatures around 10°C (50°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough.

What To Do in Las Grutas in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling
6/10
Walking
6/10
Camping
5/10
Outdoor sports
10/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Argentina, check out our Las Grutas's climate page.

More climate data for Las Grutas