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August Weather in Lima, United States

Last updated: June 24, 2025

In August, the average temperature in Lima, United States hovers around 23°C (73°F). However, be prepared for a range: temperatures can dip to a cool 9°C (49°F) or soar to a warm 33°C (92°F). During this time, expect about 92 mm (3.6 in) of precipitation over 12 days, with an average humidity level of 78%.

August Temperature in Lima

In August in Lima, the average temperature is 23°C (73°F). Maximums can reach up to 33°C (92°F), while minimums can drop as low as 9°C (49°F). This makes it an ideal time for travelers to enjoy a mix of warm days and cooler evenings, perfect for outdoor activities and sightseeing.

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 23°C (73°F), with highs reaching up to 33°C (92°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec293241506372757368574135
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 in August, the precipitation amount is 92 mm (3.6 in) over the course of 12 days.

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 92 mm (3.6 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7391991031271221049271938567
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Lima

In Lima in August, humidity is 78%. With an average temperature of 23°C (73°F), this humidity feels like a warm, sticky embrace, making outdoor activities a little challenging but still enjoyable for travelers who appreciate a tropical atmosphere.

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 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%87%88%81%82%81%78%78%82%89%86%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Lima

In Lima in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Lima.

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 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
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.

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.

This table compares monthly weather conditions in Lima, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)73 mm (2.9 inches)88%moderate
February Weather0°C (32°F)91 mm (3.6 inches)87%moderate
March Weather5°C (41°F)99 mm (3.9 inches)87%high
April Weather10°C (51°F)103 mm (4.0 inches)87%very high
May Weather17°C (63°F)127 mm (5.0 inches)81%very high
June Weather22°C (72°F)122 mm (4.8 inches)82%very high
July Weather24°C (76°F)104 mm (4.1 inches)81%very high
August Weather23°C (73°F)92 mm (3.6 inches)78%very high
September Weather20°C (68°F)71 mm (2.8 inches)78%very high
October Weather14°C (57°F)93 mm (3.6 inches)82%high
November Weather5°C (42°F)85 mm (3.3 inches)89%moderate
December Weather2°C (35°F)67 mm (2.6 inches)86%low

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