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August Weather in San Isidro, Peru

Last updated: August 27, 2025

In San Isidro, Peru, the average temperature in August hovers around 26°C (78°F), with a minimum of 15°C (60°F) and a maximum of 35°C (95°F). Expect about 121 mm (4.8 in) of precipitation spread over 20 days, contributing to an average humidity of 59%. Be prepared for warm yet potentially rainy conditions!

August Temperature in San Isidro

In August in San Isidro, the average temperature is 26°C (78°F), with maximums reaching 35°C (95°F) and minimums dropping as low as 15°C (60°F). This pleasant climate makes San Isidro an ideal destination for travelers seeking warm weather and outdoor activities.

August Weather in San Isidro: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in San Isidro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Isidro, August typically has an average temperature of 26°C (78°F), with highs reaching up to 35°C (95°F) and lows dropping to around 15°C (60°F).
JanFebMarAprMayJunJulAugSepOctNovDec787978787878777879797978
Data source: Temperature data for San Isidro 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 San Isidro

In San Isidro in August, the total precipitation amount is 121 mm (4.8 in) over the course of 20 days.

August Precipitation Trends in San Isidro

The chart displays monthly precipitation patterns in San Isidro, 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 San Isidro, August typically receives around 121 mm (4.8 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec275284329323245186159121176211245322
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in San Isidro

In San Isidro in August humidity is 59%. With an average temperature of 26°C (78°F), this humidity feels like a warm embrace, making travel slightly uncomfortable, as sweat lingers on your skin while you explore the sights.

August Average Humidity in San Isidro

This chart illustrates the average monthly humidity levels in San Isidro, 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 San Isidro is approximately 59%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%79%82%85%91%85%74%59%55%57%74%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in San Isidro

In San Isidro in August, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in San Isidro.

Maximum UV Index Levels in San Isidro for August

The chart shows the monthly maximum UV Index (UVI) for San Isidro 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 San Isidro typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151617161312111214141313
Data source: San Isidro 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 San Isidro Compares to Other Months

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

This table compares monthly weather conditions in San Isidro, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (78°F)275 mm (10.8 inches)83%extreme
February Weather26°C (79°F)284 mm (11.2 inches)78%extreme
March Weather26°C (79°F)329 mm (13.0 inches)82%extreme
April Weather26°C (79°F)323 mm (12.7 inches)85%extreme
May Weather26°C (78°F)245 mm (9.7 inches)91%extreme
June Weather25°C (78°F)186 mm (7.3 inches)85%extreme
July Weather25°C (77°F)159 mm (6.3 inches)74%extreme
August Weather26°C (78°F)121 mm (4.8 inches)59%extreme
September Weather26°C (79°F)175 mm (6.9 inches)55%extreme
October Weather26°C (79°F)211 mm (8.3 inches)57%extreme
November Weather26°C (79°F)245 mm (9.6 inches)74%extreme
December Weather26°C (79°F)322 mm (12.7 inches)87%extreme

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