Last updated: August 27, 2025
In San Guillermo, Philippines, the average temperature in April hovers around 27°C (81°F), creating a pleasantly warm atmosphere. Temperatures can dip to a minimum of 19°C (66°F) and peak at a sweltering 36°C (97°F). With an average humidity of 73%, you'll feel the warmth even more. Expect about 53 mm (2.1 in) of precipitation spread over 13 days, so be prepared for the occasional shower!
In April in San Guillermo, the average temperature is 27°C (81°F), with maximums reaching 36°C (97°F) and minimums dropping to as low as 19°C (66°F). This pleasant weather makes it an ideal time for travelers to explore and enjoy outdoor activities.
In San Guillermo in April, the precipitation amount is 53 mm (2.1 in) over the course of 13 days.
In San Guillermo in April, humidity is 73%. With an average temperature of 27°C (81°F), this humidity feels like a warm blanket enveloping you, making outdoor activities feel sticky and heavy, while also requiring frequent hydration breaks to stay comfortable during your travels.
In San Guillermo 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 Guillermo.
UV Risk Categories
Weather in San Guillermo varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in San Guillermo, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 24°C (75°F) | 159 mm (6.3 inches) | 77% | extreme |
| February Weather | 24°C (75°F) | 117 mm (4.6 inches) | 73% | extreme |
| March Weather | 26°C (78°F) | 73 mm (2.9 inches) | 71% | extreme |
| April Weather | 27°C (81°F) | 53 mm (2.1 inches) | 73% | extreme |
| May Weather | 29°C (85°F) | 148 mm (5.8 inches) | 77% | extreme |
| June Weather | 30°C (86°F) | 128 mm (5.1 inches) | 85% | extreme |
| July Weather | 29°C (84°F) | 288 mm (11.3 inches) | 86% | extreme |
| August Weather | 29°C (84°F) | 240 mm (9.5 inches) | 87% | extreme |
| September Weather | 28°C (82°F) | 221 mm (8.7 inches) | 87% | extreme |
| October Weather | 27°C (80°F) | 252 mm (9.9 inches) | 86% | extreme |
| November Weather | 26°C (79°F) | 237 mm (9.3 inches) | 89% | very high |
| December Weather | 24°C (76°F) | 289 mm (11.4 inches) | 85% | very high |