August Weather in La Rioja, Argentina

Last updated: August 21, 2025

In August, La Rioja, Argentina, experiences a striking temperature range, with maximums reaching up to 35°C (95°F) and minimums dropping to 0°C (33°F). The average temperature hovers around a comfortable 14°C (58°F), providing a pleasant climate for outdoor activities. With only 2 mm (0.1 in) of precipitation recorded and no rainy days, the month remains predominantly dry, complemented by a moderate humidity level of 42%. This combination of warmth and low precipitation makes August an ideal time for exploring the vibrant landscapes and rich culture of La Rioja.

August Temperature in La Rioja

In August, La Rioja, Argentina experiences a notable transition as the region shifts from the chill of winter toward the warmer spring months. With nighttime temperatures hovering around a brisk 0°C (33°F), the days gradually warm up, averaging 14°C (58°F) and peaking at a comfortable 35°C (95°F). This month marks a departure from the extremes of the previous winter, as temperatures begin to rise, paving the way for the upcoming warmth of spring. Overall, August showcases a blend of cool mornings and pleasantly warm afternoons, encouraging both locals and visitors to enjoy the great outdoors as the landscape comes alive with the promise of new growth.

August Weather in La Rioja: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in La Rioja, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Rioja, August typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec817874695952515765727780
Data source: Temperature data for La Rioja generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in La Rioja

In August, La Rioja, Argentina, experiences a dramatic decline in precipitation, with only 2 mm (0.1 in) recorded and no days of rain. This sharp drop marks a significant contrast to the preceding months, where January through July see gradually decreasing rainfall, peaking at 71 mm (2.8 in) in January and plummeting to just 5 mm in July. The trend indicates that as winter gives way to spring, the region enters a dry spell, setting the stage for the impending increase in precipitation that typically returns in September. This seasonal pattern highlights not only the aridity of late winter but also the rhythmic shift of La Rioja's climate as it transitions into a warmer and wetter season.

August Precipitation Trends in La Rioja

The chart displays monthly precipitation patterns in La Rioja, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In La Rioja, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec7172733323115220344677
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in La Rioja

In August, La Rioja, Argentina experiences a notable drop in humidity, with levels at 42%, marking a significant decrease from the preceding months. This low humidity is part of a clear seasonal trend, where winter months like July also exhibit lower moisture levels, contrasting sharply with the much higher humidity seen in April and May. As temperatures begin to rise heading into the spring, humidity levels gradually increase again, but August stands out for its dryness, providing a refreshing respite before the more humid months return later in the year. Overall, the shifting humidity throughout the year illustrates La Rioja's varied climate, where each season brings its distinct characteristics.

August Average Humidity in La Rioja

This chart illustrates the average monthly humidity levels in La Rioja, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in La Rioja is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec63%66%68%83%82%72%57%42%51%47%58%62%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in La Rioja

In August, La Rioja, Argentina experiences a UV Index of 7, categorized as high, with an estimated burn time of 25 minutes. This marks a notable shift as summer wanes, following extreme levels seen in the earlier months of the year, where January and February boasted indices of 15 and 14, necessitating extremely cautious sun exposure of just 10 minutes. The trend reveals a gradual decline in UV intensity from the intense summer period, yet still demands vigilance, particularly as September approaches with its UV Index climbing back up to 9. For those planning outdoor activities, understanding these trends is essential for staying protected; for detailed insights, explore La Rioja UV Index.

Maximum UV Index Levels in La Rioja for August

The chart shows the monthly maximum UV Index (UVI) for La Rioja in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in La Rioja typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151412965579121415
Data source: La Rioja August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

August Sunshine in La Rioja

In La Rioja, Argentina, the August sunshine shines with a remarkable 319 hours, reflecting a vibrant transition into the latter half of the year. This month, basked in sunlight, is part of a gradual increase that begins in late winter. Following the cooler, less luminous months of May and June, August's hours of sun signal a reawakening, seamlessly blending into the warmer and brighter months ahead. This trend sets the stage for an impressive peak in October and November, where the sun dazzles for nearly 360 hours each month, inviting locals and tourists alike to revel in the region's stunning landscapes under a brilliant sky. As summer edges closer, these increasing hours of sunshine promise an abundance of adventures and natural beauty throughout La Rioja.

Monthly Sunshine Duration in La Rioja: August Highlighted

The August sunshine duration represents the total number of hours La Rioja experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec292h305h320h282h277h276h301h319h323h344h359h372h
Data source: La Rioja August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in La Rioja During August

August in La Rioja, Argentina, boasts an impressive 93% chance of sunny weather, making it one of the brightest months of the year. This remarkable likelihood follows a notable upward trend, starting from 61% in January and gradually increasing through the colder months, peaking in August. The sunny disposition continues into September with an 86% chance, highlighting the region's favorable climate in late winter. Overall, the data suggests that August is not only a prime time for outdoor activities but also an exceptional month to soak up the sun in La Rioja.

Percentage of Sunny Days in August in La Rioja

The chart illustrates the percentage of sunny days in La Rioja throughout the year, with August highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often La Rioja experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec61%60%56%67%69%70%83%93%86%79%74%59%
Data source: La Rioja August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in La Rioja in August

In La Rioja, Argentina, August brings a slight increase in daylight duration, offering around 11 hours of sunlight. This marks a return to a bit more brightness after the midwinter months, where daylight was capped at 10 hours from May to July. As summer approaches, daylight gradually extends, contrasting with the peak hours in January and February of 13 hours. Following August, the trend continues with September also enjoying 11 hours of daylight, reflecting a steady transition towards longer days and more vibrant outdoor experiences as the southern hemisphere gears up for the warmer months ahead. This ebb and flow of daylight not only signals seasonal change but also invites residents and visitors alike to embrace the beauty of nature throughout the changing seasons.

Average Daylight Hours in La Rioja for August

The chart illustrates the variation in daylight duration in La Rioja throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 46m13h 4m12h 12m11h 20m10h 37m10h 16m10h 27m11h 5m11h 55m12h 48m13h 35m13h 58m
Data source: La Rioja daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in La Rioja

As summer transitions into autumn, August in La Rioja, Argentina, ushers in a gentle breeze, with average wind speeds holding steady at 2.2 m/s (5 mph). This consistency reflects a broader trend throughout the year, where wind speeds remain relatively calm, fluctuating only slightly from January's 2.5 m/s to June's 2.1 m/s. Pockets of increased wind activity begin appearing in the following months, notably with a rise to 2.7 m/s (6 mph) in September and November, suggesting that the more vibrant winds of spring are just around the corner. Overall, August serves as a transitional month, preserving the tranquil essence of La Rioja's summer while hinting at the refreshing changes ahead.

Average August Wind Speed in La Rioja

The chart displays monthly wind speed patterns in La Rioja, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.02.32.12.22.12.22.2 m/s2.72.62.72.4
Data source: La Rioja August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in La Rioja Compares to Other Months

Weather in La Rioja varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in La Rioja, focusing on differences in temperature, rainfall, humidity, and UV levels.

In August, the weather in La Rioja is relatively moderate, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 35°C (95°F) and an average of 14°C (58°F). This month sees very little precipitation, with only 2 mm (0.1 in) over no rainy days, leading to a humidity level of 42%. In contrast, January brings much warmer temperatures, with minimums of 15°C (58°F), averages of 27°C (82°F), and maximums reaching 41°C (107°F). Additionally, January experiences significant rainfall, totaling 71 mm (2.8 in) across 8 days and higher humidity levels at 63%. For more detailed information, you can refer to La Rioja weather in January.

August and February showcase strikingly different weather patterns. In August, temperatures range from a chilly minimum of 0°C (33°F) to a pleasant average of 14°C (58°F), with a maximum reaching 35°C (95°F). The month experiences minimal precipitation, with just 2 mm (0.1 in) over 0 days and humidity at a comfortable 42%. In contrast, February brings much warmer conditions, with temperatures starting at a minimum of 14°C (57°F) and peaking at a scorching 40°C (104°F) on average 25°C (78°F). It also sees significant rainfall, with 72 mm (2.9 in) spread over 8 days and higher humidity at 66%. For more detailed insights about conditions during this month, visit La Rioja weather in February.

In August, temperatures in La Rioja range from a cool 0°C (33°F) at night to a warm maximum of 35°C (95°F) during the day, with low humidity at 42% and virtually no precipitation. In stark contrast, March experiences much milder nights with temperatures starting at 10°C (51°F) and rising to a sweltering 38°C (100°F) in the afternoon. Additionally, March is considerably wetter, with an average precipitation of 73 mm (2.9 in) over 8 days and a higher humidity level of 68%. For more details on March weather, check La Rioja weather in March.

In comparing the weather of August and April, August stands out with notably lower humidity at 42% and minimal precipitation, receiving just 2 mm over the month with no rainy days. Temperatures in August range from a chilly 0°C (33°F) at night to a warm 35°C (95°F) during the day. In contrast, April experiences a much more humid environment, with humidity levels soaring to 83% and considerable rainfall of 33 mm over six days. The temperature in April is more moderate, with minimums of 7°C (45°F) and maximums of 34°C (93°F), leading to a generally milder feel. For more specific insights about April weather, you can visit La Rioja weather in April.

When comparing the weather in August and May, significant differences emerge. August typically boasts a wider temperature range, with minimums dropping to 0°C (33°F) and maximums soaring up to 35°C (95°F), whereas May's temperatures are milder, ranging from a minimum of 2°C (36°F) to a maximum of 28°C (83°F). Additionally, August experiences negligible precipitation with only 2 mm (0.1 in) and zero rainy days, while May sees a much higher rainfall total of 23 mm (0.9 in) over five rainy days, contributing to the higher humidity levels of 82% compared to August's 42%. For a detailed look at May’s weather patterns, visit La Rioja weather in May.

In comparing the weather between August and June, August features much warmer temperatures, with a minimum of 0°C (33°F) and a maximum reaching 35°C (95°F), while June sees cooler conditions, peaking at 24°C (76°F) and dipping to a minimum of -1°C (31°F). Additionally, August is remarkably dry, receiving only 2 mm (0.1 in) of precipitation over no rainy days, whereas June experiences higher humidity at 72% and more precipitation, totaling 11 mm (0.4 in) across 2 days, which contributes to a more moist atmosphere. For more detailed weather information about June, you can visit La Rioja weather in June.

In comparing the weather of August and July, August offers significantly warmer temperatures, with an average of 14°C (58°F) and maximum highs reaching up to 35°C (95°F), while July has a cooler average of 11°C (51°F) and a peak temperature of only 25°C (78°F). Precipitation is notably lower in August, with only 2 mm and no rainy days, contrasting with July's 5 mm of rainfall over one day. Additionally, humidity levels are lower in August at 42%, compared to July’s higher humidity of 57%. For more detailed information, check out La Rioja weather in July.

August and September in La Rioja exhibit notable differences in weather patterns. August sees a wider temperature range with minimums dropping to 0°C (33°F) and maximums reaching up to 35°C (95°F), but it remains predominantly dry with only 2 mm of precipitation over the entire month. In contrast, September experiences a milder minimum temperature of 2°C (35°F) and a higher average of 18°C (65°F), with maximums peaking at 38°C (100°F). However, September is also characterized by increased humidity (51%) and more precipitation, totaling 20 mm over three days. For a detailed forecast, you can refer to La Rioja weather in September.

In August, the weather is characterized by a wide temperature range, with lows dropping to 0°C (33°F) and highs reaching up to 35°C (95°F), while experiencing little to no precipitation and a relatively low humidity of 42%. In contrast, October sees a minimum temperature of 7°C (45°F) and a notably higher average temperature of 22°C (72°F), with maximum highs soaring to 40°C (104°F). Additionally, October experiences increased humidity at 47% and more frequent rainfall, with 34 mm (1.3 in) of precipitation spread over 5 days. For a detailed look at the weather patterns in October, you can visit La Rioja weather in October.

In August, the weather is characterized by a broad temperature range, with minimums dropping to 0°C (33°F) and maximums peaking at 35°C (95°F). The relatively dry month sees only 2 mm of precipitation and an average humidity of 42%. In contrast, November brings warmer average temperatures, ranging from a low of 11°C (52°F) to a scorching high of 41°C (106°F), alongside a significant increase in rainfall, totaling 46 mm over about 6 days. The humidity also rises to 58%, creating a distinctly different and more oppressive atmosphere compared to the dry heat of August. For a more detailed look at the weather specifics, visit La Rioja weather in November.

In August, the weather in La Rioja features a broad temperature range with minimums dipping to 0°C (33°F) and maximums reaching up to 35°C (95°F), while the average temperature settles around a mild 14°C (58°F). This month is marked by very little precipitation, averaging just 2 mm (0.1 in) over the course of the month, contributing to a relatively low humidity level of 42%.

In contrast, December experiences a much warmer climate, where minimum temperatures start at a comfortable 12°C (54°F) and can climb to sizzling highs of 42°C (108°F), averaging at 27°C (80°F). Rainfall is significantly more frequent during this month, with 77 mm (3.0 in) of precipitation occurring over 7 days, resulting in an increase in humidity to 61%. For more details, check out La Rioja weather in December.

Compare La Rioja's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in La Rioja

In August, La Rioja experiences a unique weather profile that sets it apart from other months. With warm maximum temperatures often reaching the high 30s°C, the climate remains comfortably balmy during the day, yet the cooler nights provide a refreshing contrast, making it an ideal time for evening outings. Unlike the wetter months, August boasts minimal rainfall and low humidity, ensuring plenty of sunshine and clear skies, perfect for exploring the region's stunning landscapes. For those interested in a deeper understanding of its climate nuances, you can visit La Rioja Climate.