Last updated: August 31, 2025
In April, the average temperature in San Antonio, Paraguay is a pleasant 23°C (74°F). Expect a minimum of 10°C (50°F) and a maximum of 36°C (97°F), offering a range for every preference. This month also brings an average precipitation of 129 mm (5.1 in) over 7 days, with humidity levels around 80%, adding a touch of tropical richness to your experience.
In April in San Antonio, the average temperature is 23°C (74°F). Maximum can reach 36°C (97°F), and the minimum can be as low as 10°C (50°F). This makes San Antonio an ideal destination for travelers seeking warm weather while still having the option for cooler evenings.
In San Antonio in April, the precipitation amount is 129 mm (5.1 in) over the course of 7 days.
In San Antonio in April humidity is 80%. With an average temperature of 23°C (74°F), this humidity feels like walking through a warm, damp blanket, making travel feel sticky and muggy, where every step leaves you yearning for a cool breeze.
In San Antonio in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more 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 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 | 28°C (83°F) | 130 mm (5.1 inches) | 80% | extreme |
| February Weather | 27°C (81°F) | 90 mm (3.6 inches) | 74% | extreme |
| March Weather | 26°C (79°F) | 107 mm (4.2 inches) | 75% | extreme |
| April Weather | 23°C (74°F) | 129 mm (5.1 inches) | 80% | very high |
| May Weather | 20°C (68°F) | 135 mm (5.3 inches) | 80% | high |
| June Weather | 18°C (65°F) | 78 mm (3.1 inches) | 67% | moderate |
| July Weather | 17°C (63°F) | 49 mm (1.9 inches) | 61% | high |
| August Weather | 19°C (67°F) | 54 mm (2.1 inches) | 40% | very high |
| September Weather | 22°C (73°F) | 78 mm (3.1 inches) | 46% | very high |
| October Weather | 24°C (76°F) | 199 mm (7.8 inches) | 49% | extreme |
| November Weather | 26°C (79°F) | 160 mm (6.3 inches) | 72% | extreme |
| December Weather | 27°C (81°F) | 110 mm (4.3 inches) | 82% | extreme |