Last updated: August 27, 2025
In August, the average temperature in San Antonio, Peru is a pleasant 25°C (77°F). Expect a range where the minimum dips to 13°C (55°F) and the maximum peaks at 37°C (99°F). During this month, anticipate 60 mm (2.4 in) of precipitation spread over 8 days, and enjoy a relatively low average humidity of 37%.
In August in San Antonio, the average temperature is 25°C (77°F). Maximums can reach 37°C (99°F), and minimums can be as low as 13°C (55°F). This makes it an ideal time for travelers to enjoy a range of outdoor activities, from sightseeing in the warmth to cozy evenings under cooler skies.
In San Antonio in August, the total precipitation amount is 60 mm (2.4 in) spread over the course of 8 days.
In San Antonio in August humidity is 37%. With an average temperature of 25°C (77°F), this humidity feels like a pleasant breeze on your skin, making it perfect for exploring the sights without the discomfort of excessive heat or stickiness.
In San Antonio in August, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in San Antonio.
UV Risk Categories
Weather in San Antonio varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in San Antonio, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 25°C (78°F) | 181 mm (7.1 inches) | 80% | extreme |
| February Weather | 25°C (78°F) | 171 mm (6.7 inches) | 76% | extreme |
| March Weather | 25°C (77°F) | 290 mm (11.4 inches) | 81% | extreme |
| April Weather | 25°C (77°F) | 235 mm (9.3 inches) | 86% | extreme |
| May Weather | 24°C (76°F) | 203 mm (8.0 inches) | 86% | extreme |
| June Weather | 24°C (76°F) | 121 mm (4.8 inches) | 70% | extreme |
| July Weather | 24°C (75°F) | 68 mm (2.7 inches) | 47% | extreme |
| August Weather | 25°C (77°F) | 60 mm (2.4 inches) | 37% | extreme |
| September Weather | 26°C (79°F) | 66 mm (2.6 inches) | 42% | extreme |
| October Weather | 26°C (78°F) | 141 mm (5.6 inches) | 62% | extreme |
| November Weather | 26°C (78°F) | 206 mm (8.1 inches) | 76% | extreme |
| December Weather | 25°C (78°F) | 154 mm (6.1 inches) | 89% | extreme |