Last updated: August 27, 2025
In May, the average temperature in Siviriez, Switzerland hovers around 12°C (54°F). However, temperatures can range from a brisk -1°C (30°F) to a warm 29°C (84°F). Be prepared for moisture, as the area experiences about 149 mm (5.9 in) of precipitation over 17 days, resulting in an average humidity of 80%.
In May in Siviriez, the average temperature is 12°C (54°F). Maximum temperatures can reach 29°C (84°F), while minimum temperatures can drop as low as -1°C (30°F). This variation makes it ideal for travelers to pack a range of clothing to accommodate both warm days and chilly nights.
In Siviriez in May, the precipitation amount is 149 mm (5.9 in) spread over 17 days.
In Siviriez in May, humidity is 80%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket that wraps around you, making it feel much cooler and damp. Traveling in these conditions might leave you feeling chilly and slightly uncomfortable, as the moisture in the air clings to your skin and clothes, turning each step into a soggy endeavor.
In Siviriez in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Siviriez.
UV Risk Categories
Weather in Siviriez varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Siviriez, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 0°C (33°F) | 99 mm (3.9 inches) | 91% | low |
| February Weather | 3°C (37°F) | 85 mm (3.3 inches) | 89% | moderate |
| March Weather | 5°C (41°F) | 109 mm (4.3 inches) | 87% | high |
| April Weather | 9°C (48°F) | 61 mm (2.4 inches) | 84% | high |
| May Weather | 12°C (54°F) | 149 mm (5.9 inches) | 80% | very high |
| June Weather | 17°C (63°F) | 121 mm (4.7 inches) | 82% | very high |
| July Weather | 19°C (66°F) | 130 mm (5.1 inches) | 82% | very high |
| August Weather | 18°C (65°F) | 118 mm (4.7 inches) | 77% | very high |
| September Weather | 15°C (58°F) | 76 mm (3.0 inches) | 81% | high |
| October Weather | 10°C (50°F) | 103 mm (4.0 inches) | 89% | moderate |
| November Weather | 5°C (41°F) | 90 mm (3.5 inches) | 89% | moderate |
| December Weather | 2°C (36°F) | 160 mm (6.3 inches) | 91% | low |