La Rioja Weather in August
During August, La Rioja experiences pleasant daytime temperatures of 20°C (68°F) and cooler nights around 8°C (46°F). Some rainfall is typical during this period.
Rainfall in La Rioja in August
Based on our climate data of the past 30 years, about a single day of rain are anticipated, with 17 mm (0.7 in) on average. On the rare occasion it does rain, the shower can be quite heavy given the low total spread across a single day.
Temperature in La Rioja in August
August is a perfect month in La Rioja, with 20°C (68°F) during the day and 8°C (46°F) at night. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With lows around 8°C (46°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.
Sunshine in La Rioja in August
The city usually sees around 252 hours of sunlight, indicating many sunny days — a great month for sightseeing.Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May, August, September, October and November typically offer the best weather for La Rioja.
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 La Rioja's climate page.
La Rioja Temperature in August
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in La Rioja typically rise from around 21°C (70°F) at the start of August to approximately 25°C (77°F) by the end. Nights are cool, with lows typically ranging from 6°C (43°F) to 11°C (52°F).
Average temperatures in August
Daily Historical Precipitation
50-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 La Rioja in August
Browse day-by-day weather records for La Rioja spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
La Rioja historical weather extremes in August
Based on 49 years of weather observations in La Rioja between 1976 and 2025, these are the recorded extremes.
- La Rioja recorded its highest August temperature of 38°C (100°F) on August 29, 1997.
- La Rioja experienced its chilliest August day on August 4, 2010, reaching only 7°C (45°F).
- La Rioja registered its coldest August night on August 3, 1991, with temperatures dropping to -2°C (28°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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What to Wear in La Rioja in August
For La Rioja in August, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Almost no rain is expected, so no need to bring rain gear. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in La Rioja in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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 La Rioja's climate page.
Temperature Rainfall Sunshine Humidity
See the full La Rioja climate overview or explore weather in Argentina.