Last updated: March 2, 2024
The weather in Riva San Vitale, Switzerland, during May is characterized by an average temperature of 15°C (59°F). Highs can soar to 24°C (76°F), while lows may dip to 5°C (42°F). Typically, the humidity level in Riva San Vitale throughout May hovers around 74%.
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Average temperature
Maximum temperature
Humidity
In May, Riva San Vitale averages 173 mm (6.8 inches) of rainfall, typically over the course of 17 rainy days. The month enjoys an average of 14 hours 57 minutes of daylight, with the sun shining for approximately 12 hours 11 minutes each day. Additionally, there is a 43% probability of sunny days during this period.
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Chance of sun
In May, the UV Index in Riva San Vitale reaches a maximum of 8, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 15 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 1 | 2 | 3 | 5 | 6 | 8 | 8 | 8 | 7 | 5 | 3 | 2 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||