Last updated: August 26, 2025
In San Juan Capistrano, Mexico, the average temperature in April hovers around 20°C (69°F), making it quite pleasant. Daytime temperatures can range from a refreshing 5°C (42°F) to a warm 34°C (94°F). Rain is scarce, with only 1 mm (0.0 in) of precipitation throughout the month, and the average humidity remains comfortable at 47%. Ideal weather for outdoor adventures!
In April in San Juan Capistrano, the average temperature is 20°C (69°F). Maximum temperatures can reach 34°C (94°F), while minimums can drop to as low as 5°C (42°F). Be sure to pack for a range of weather conditions, from warm days to cooler evenings, as you explore San Juan Capistrano.
In San Juan Capistrano in April, the precipitation amount is 1 mm (0.0 in) during a span of 0 days.
In San Juan Capistrano in April humidity is 47%. With an average temperature of 20°C (69°F), this humidity feels like a pleasant and comfortable embrace, ideal for exploring the local sights and enjoying outdoor activities without feeling overly sticky or fatigued.
In San Juan Capistrano in April, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in San Juan Capistrano.
UV Risk Categories
Weather in San Juan Capistrano varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in San Juan Capistrano, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 14°C (58°F) | 16 mm (0.6 inches) | 71% | very high |
| February Weather | 16°C (61°F) | 16 mm (0.6 inches) | 64% | extreme |
| March Weather | 19°C (66°F) | 4 mm (0.2 inches) | 49% | extreme |
| April Weather | 20°C (69°F) | 1 mm (0.0 inches) | 47% | extreme |
| May Weather | 23°C (73°F) | 9 mm (0.4 inches) | 55% | extreme |
| June Weather | 23°C (74°F) | 45 mm (1.8 inches) | 77% | extreme |
| July Weather | 21°C (71°F) | 128 mm (5.0 inches) | 82% | extreme |
| August Weather | 22°C (72°F) | 81 mm (3.2 inches) | 83% | extreme |
| September Weather | 21°C (70°F) | 81 mm (3.2 inches) | 86% | extreme |
| October Weather | 20°C (69°F) | 44 mm (1.7 inches) | 83% | extreme |
| November Weather | 17°C (64°F) | 14 mm (0.6 inches) | 80% | very high |
| December Weather | 15°C (58°F) | 12 mm (0.5 inches) | 83% | very high |