Last updated: August 27, 2025
In San Antonio, Peru, the average temperature in April hovers around 25°C (77°F), offering a warm and inviting climate. Expect temperatures to range from a comfortable 17°C (63°F) at their lowest to a sizzling 34°C (93°F) at their peak. During this month, precipitation levels can reach up to 235 mm (9.3 in) over 24 days, contributing to a lush environment. With an average humidity of 86%, prepare for a humid experience that perfectly complements the vibrant atmosphere of San Antonio.
In April in San Antonio, the average temperature is 25°C (77°F). Maximum temperatures can reach 34°C (93°F), while minimums can dip as low as 17°C (63°F). This pleasant climate makes San Antonio an ideal destination for travelers seeking a warm getaway.
In San Antonio in April, the precipitation amount is 235 mm (9.3 in) and occurs over a span of 24 days.
In San Antonio in April, humidity is 86%. With an average temperature of 25°C (77°F), this humidity feels like you are wrapped in a warm, heavy blanket, making travel a bit challenging as you may find yourself frequently seeking shade and hydration while navigating the vibrant streets.
In San Antonio in April, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to 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 April’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 |