August Weather in Lima, Peru

Last updated: August 27, 2025

August in Lima, Peru offers a temperate climate, with maximum temperatures reaching up to 20°C (69°F) and an average of 17°C (62°F). The month is characterized by mild conditions, as the minimum temperatures hover around 14°C (57°F), creating a comfortable atmosphere for outdoor activities. Interestingly, August sees a low precipitation amount of just 10 mm (0.4 in), with zero rainy days, making it an ideal time for exploring the city. With a humidity level of 50%, visitors and locals alike can enjoy the refreshing, dry air that defines this period, perfect for experiencing Lima's vibrant culture and rich history.

August Temperature in Lima

In August, Lima, Peru, experiences a cool and foggy climate, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 20°C (69°F). This aligns with the trend of the city's winter months, where temperatures remain quite stable, hovering around an average of 17°C (62°F). As the coldest month of the year, August marks a continuation of the cooler pattern seen since June, contrasting sharply with the warmth of earlier months like January and February. The consistent, mild temperatures make this time perfect for exploring the city's rich culture, albeit wrapped in layers to fend off the coastal chill.

August Weather in Lima: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Lima, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lima, 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).
JanFebMarAprMayJunJulAugSepOctNovDec707272696664636262636567
Data source: Temperature data for Lima 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 Lima

In Lima, Peru, August marks the tail end of the chilly, dry season. With a modest precipitation amount of just 10 mm (0.4 in), the city continues its trend of low rainfall typical for this time of year. Notably, August stands out as one of the few months with zero precipitation days, reinforcing Lima's reputation as one of the driest capitals in the world. Following a few sprinkles earlier in the year, the city experiences a noticeable lull in rainfall, a pattern that persists into September. As the transition to spring approaches, locals can expect a dry and relatively cool August, making it an ideal time for outdoor activities in the vibrant coastal city.

August Precipitation Trends in Lima

The chart displays monthly precipitation patterns in Lima, 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 Lima, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec4753501891011101010917
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Lima

In August, Lima, Peru experiences a notable dip in humidity, averaging at a comfortable 50%. This marks a significant decline from the consistently high levels of 89% to 90% seen in the earlier months of the year, as the city transitions through its humid summer days. Following the peak humidity of March, the trend shows a steady decrease, reaching its lowest point in August before gradually rising again in the subsequent months. This fluctuation not only highlights Lima's unique climatic pattern but also offers a refreshing respite in the midst of the coastal desert's arid environment. As the seasons shift, the modest humidity levels of August create an inviting atmosphere, perfect for exploring the city’s rich culture and history.

August Average Humidity in Lima

This chart illustrates the average monthly humidity levels in Lima, 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 Lima is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%89%90%89%83%69%56%51%53%68%82%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Lima

In August, Lima, Peru experiences a UV Index of 11, categorized as extreme, which means that unprotected skin can burn in just 10 minutes. This pattern reflects a broader trend in the region, where UV levels are predominantly high throughout the year, peaking at an astonishing 14 in the summer months of January through March. While August’s index slightly dips from the high of July, the risk remains significant, emphasizing the importance of sun protection as the region transitions from winter to spring. As September rolls in, the UV Index climbs again, maintaining its extreme status. For more details on UV exposure trends throughout the year, visit Lima UV Index.

Maximum UV Index Levels in Lima for August

The chart shows the monthly maximum UV Index (UVI) for Lima 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 Lima typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14141412109101112131413
Data source: Lima 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 Lima

August shines brightly in Lima, Peru, as it experiences an impressive 335 hours of sunshine. This month stands out as one of the sunniest of the year, following a delightful trend where daylight gradually increases through the winter months. Starting from 270 hours in January, Lima's sun-drenched days steadily rise, peaking in October with 340 hours. August’s generous sunshine is particularly welcome as it seamlessly transitions from the cooler winter into the vibrant spring, highlighting the city's unique coastal climate. As the year's sunshine hours fluctuate, August remains a testament to Lima's remarkable sunny disposition, offering residents and visitors alike the perfect opportunity to bask in its warm rays.

Monthly Sunshine Duration in Lima: August Highlighted

The August sunshine duration represents the total number of hours Lima 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.
JanFebMarAprMayJunJulAugSepOctNovDec270h301h321h320h331h313h327h335h326h340h333h338h
Data source: Lima August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lima During August

In Lima, Peru, the chances of enjoying sunny weather in August stand at a moderate 48%. This marks a slight decline from the preceding month of July, which boasts the highest likelihood of sunshine at 55%. Interestingly, August showcases a significant improvement compared to the earlier months of the year—where the chances hover below 25% through April. As winter begins to ease, locals and visitors alike can expect more glimpses of the sun, paving the way for outdoor activities and vibrant city life as summer approaches. With September trailing close behind at 41%, the transition into spring promises to bring even brighter days ahead.

Percentage of Sunny Days in August in Lima

The chart illustrates the percentage of sunny days in Lima 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 Lima experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec6%15%12%25%50%40%55%48%41%37%17%22%
Data source: Lima August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lima in August

In Lima, Peru, the daylight duration follows a distinctive seasonal trend throughout the year. From January to March, residents enjoy a consistent 12 hours of daylight, perfect for outdoor activities and socializing. As the year progresses, the days begin to shorten slightly; by April, daylight drops to 11 hours, a trend that continues through July and August. This period of decreased sunlight contrasts sharply with the increase seen in September, when daylight returns to 12 hours, heralding the approach of spring. The cycle ultimately stabilizes again, with Lima experiencing a balanced 12 hours of daylight from October through December. This rhythmic pattern of light and shadow illustrates the city’s unique climate dynamics, making each season an opportunity to savor the vibrant atmosphere.

Average Daylight Hours in Lima for August

The chart illustrates the variation in daylight duration in Lima throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 43m12h 28m12h 8m11h 48m11h 32m11h 24m11h 28m11h 42m12h 1m12h 21m12h 39m12h 48m
Data source: Lima daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Lima

In August, Lima experiences a notable shift in its wind patterns, with an average wind speed of 3.1 m/s (or 7 mph), marking the peak of its yearly breeze. As the city transitions from the cooler months of July and June, where winds consistently blow at around 3.0 m/s, August ushers in a fresh energy—a gentle reminder of the coastal influences predominant in the region. This upward trend reflects a steady increase in wind speeds from the milder conditions earlier in the year, particularly from levels as low as 1.9 m/s in February and March. As summer approaches in Peru, the invigorating August wind becomes a cherished companion, enhancing the city's vibrant atmosphere while heralding the arrival of warmer days ahead.

Average August Wind Speed in Lima

The chart displays monthly wind speed patterns in Lima, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.11.91.92.42.62.93.03.1 m/s3.03.02.82.6
Data source: Lima August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Lima Compares to Other Months

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

In August, Lima experiences mild temperatures with a minimum of 14°C (57°F) and a maximum of 20°C (69°F), averaging around 17°C (62°F). The month is relatively dry, with only 10 mm (0.4 in) of precipitation over no rain days and a comfortable humidity level of 50%. In contrast, January warms up significantly, with temperatures ranging from a minimum of 17°C (64°F) to a maximum of 27°C (81°F), averaging 21°C (71°F). However, this month also sees increased precipitation, totaling 47 mm (1.9 in) over 15 rain days, accompanied by higher humidity at 89%. For more details on January's weather, check out Lima weather in January.

August and February present quite contrasting weather conditions. In August, temperatures remain cooler, with a minimum of 14°C (57°F) and an average of 17°C (62°F), peaking at 20°C (69°F). The month is also notably dry, experiencing only 10 mm (0.4 in) of precipitation over zero days, and maintaining a relatively comfortable humidity level of 50%. In stark contrast, February enjoys warmer temperatures, ranging from a minimum of 18°C (65°F) to an average of 22°C (72°F) and a maximum of 28°C (82°F). However, this month's weather is marked by significantly higher humidity at 89% and considerable precipitation of 53 mm (2.1 in) spread over 12 days, resulting in a much more humid and wet atmosphere. For a closer look at February's weather specifics, you can visit Lima weather in February.

In comparing the weather of August and March, we see significant differences, particularly in temperature and precipitation. August experiences milder temperatures, with a minimum of 14°C (57°F) and a maximum of 20°C (69°F), while March is notably warmer, ranging from a minimum of 17°C (64°F) to a maximum of 27°C (81°F). Moreover, August is characterized by low precipitation, with only 10 mm (0.4 in) and no rainy days, contrasted with March's much wetter conditions, which see 50 mm (2.0 in) of rain spread across 14 days. The humidity levels also shift dramatically, from a moderate 50% in August to a higher 90% in March, contributing to a more humid atmosphere during the latter month. For more details, check out Lima weather in March.

In comparing the weather between April and August, notable differences emerge. April boasts warmer temperatures, with an average of 20°C (69°F) and highs reaching 26°C (79°F), contrasted with August's cooler conditions, where the average is 17°C (62°F) and highs peak at 20°C (69°F). Additionally, April experiences significantly higher humidity levels at 89%, compared to August's more comfortable 50%. However, April also brings more precipitation, with 18 mm (0.7 in) over 5 days, while August remains dry with no recorded rain. For a more detailed look at what to expect in April, check out Lima weather in April.

In comparison to August, May experiences warmer temperatures, with an average of 19°C (66°F) and a maximum of 25°C (78°F), while August has a cooler average of 17°C (62°F) and a maximum of only 20°C (69°F). Although both months have similar levels of precipitation, May tends to be slightly wetter with 9 mm (0.4 in) over 1 day, compared to August’s dry spell of 10 mm (0.4 in) with no rainy days. Furthermore, humidity levels in May reach 83%, creating a more humid atmosphere, while August maintains a more comfortable 50% humidity. For more detailed information, check out Lima weather in May.

In comparing the weather between August and June, we see a slight variation in temperature and humidity levels. August experiences a minimum temperature of 14°C (57°F) and an average of 17°C (62°F), with a maximum reaching 20°C (69°F). In contrast, June starts off slightly warmer, with a minimum of 15°C (59°F) and an average temperature of 18°C (64°F), peaking at 21°C (71°F). Both months have low precipitation, with 10 mm (0.4 in) of rain and no rainy days recorded. However, June has a higher humidity level at 69%, compared to August's 50%. For more detailed insights, check out Lima weather in June.

In comparing the weather of August and July, both months exhibit a similar pattern in terms of temperature and precipitation. August experiences slightly lower maximum temperatures, averaging 20°C (69°F), compared to July's higher average of 21°C (69°F). Both months have the same minimum temperature of 14°C (57°F) and average temperatures of 17°C (62°F) for August and 63°F for July, demonstrating that July is marginally warmer on average. Precipitation levels are nearly identical, with only 10 mm (0.4 in) in August and 11 mm (0.4 in) in July, without any rainy days recorded in either month. However, humidity is slightly lower in August at 50%, compared to July's 56%. For a more detailed look at July's weather patterns, check out Lima weather in July.

August and September exhibit quite similar weather patterns, with both months recording a minimum temperature of 14°C (57°F), an average of 17°C (62°F), and a maximum of 20°C (69°F). Precipitation levels remain consistent at 10 mm (0.4 in) for both months, though September experiences light rain on one day compared to none in August. Humidity slightly increases in September to 53%, up from 50% in August. For a more detailed look at September weather, check out Lima weather in September.

August and October weather in Lima show some interesting similarities and differences. Both months have similar temperature ranges, with August recording a minimum of 14°C (57°F) and a maximum of 20°C (69°F), while October sees slightly higher temperatures with a minimum of 14°C (58°F) and a maximum of 21°C (71°F). Precipitation levels remain consistent in both months at 10 mm (0.4 in), but October experiences this rainfall over 2 days, compared to 0 days in August. Additionally, humidity increases in October to 68% from 50% in August, contributing to a more humid atmosphere. For more details, you can check Lima weather in October.

In August, the weather in Lima tends to be mild, with temperatures averaging around 17°C (62°F) and a maximum of 20°C (69°F). This month experiences very little precipitation, with only 10 mm recorded and no rainy days, making it quite dry. Humidity levels are moderate at 50%.

Conversely, November sees a slight increase in temperatures, with averages rising to 18°C (65°F) and highs reaching 23°C (74°F). While precipitation remains low at 9 mm, it does occur over 2 days, contributing to an increase in humidity, which rises to 81%. This shift from a dry to a more humid climate is notable as the city transitions into the warmer months. For more details, check out Lima weather in November.

In August, Lima experiences mild temperatures with a minimum of 14°C (57°F) and an average of 17°C (62°F), peaking at 20°C (69°F). The month is relatively dry, recording only 10 mm (0.4 in) of precipitation over zero days, accompanied by a humidity level of around 50%. In contrast, December offers warmer conditions, with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 25°C (76°F), and an average temperature of 20°C (68°F). The city sees a bit more rainfall during this month, accumulating 17 mm (0.7 in) over three days and experiencing higher humidity at 87%. For more detailed information, check out Lima weather in December.

Compare Lima's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Lima

As August rolls around, Lima experiences a subtle transition into cooler weather, setting itself apart from the warmer months of summer. With average temperatures settling around 17°C, this month is marked by a refreshing breeze and comfortable conditions, pleasantly contrasting the heat of previous months. Remarkably, August sees almost no precipitation, with a mere hint of humidity, making it one of the driest periods of the year. Whether you're exploring the city's coastal charm or enjoying outdoor activities, the pleasant climate provides an ideal backdrop. For a more comprehensive look at what to expect throughout the year, check out Lima Climate.