Last updated: August 23, 2025
In San Giacomo, Italy, the average temperature in April hovers around 9°C (49°F), with a minimum plunge to -4°C (25°F) and a maximum reaching 23°C (74°F). Be prepared for 102 mm (4.0 in) of precipitation spread over 13 days, and expect an average humidity level of 83%, creating a refreshing yet damp atmosphere.
In April in San Giacomo, the average temperature is 9°C (49°F). Maximums can reach 23°C (74°F) and minimums can be as low as -4°C (25°F). Be prepared for a wide range of temperatures, and pack accordingly for your travels!
In San Giacomo in April, precipitation amounts to 102 mm (4.0 in) over the course of 13 days.
In San Giacomo in April, humidity is 83%. With an average temperature of 9°C (49°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities uncomfortable for traveling and requiring extra layers to stay warm and dry.
In San Giacomo in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in San Giacomo.
UV Risk Categories
Weather in San Giacomo varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in San Giacomo, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (30°F) | 50 mm (2.0 inches) | 93% | low |
| February Weather | 2°C (36°F) | 62 mm (2.4 inches) | 89% | moderate |
| March Weather | 5°C (41°F) | 72 mm (2.8 inches) | 86% | high |
| April Weather | 9°C (49°F) | 102 mm (4.0 inches) | 83% | high |
| May Weather | 13°C (55°F) | 124 mm (4.9 inches) | 78% | very high |
| June Weather | 18°C (64°F) | 71 mm (2.8 inches) | 79% | very high |
| July Weather | 19°C (66°F) | 73 mm (2.9 inches) | 82% | very high |
| August Weather | 19°C (66°F) | 94 mm (3.7 inches) | 80% | very high |
| September Weather | 15°C (59°F) | 78 mm (3.1 inches) | 83% | high |
| October Weather | 11°C (51°F) | 141 mm (5.6 inches) | 90% | moderate |
| November Weather | 5°C (41°F) | 143 mm (5.6 inches) | 89% | moderate |
| December Weather | 0°C (33°F) | 105 mm (4.1 inches) | 90% | low |