Last updated: August 23, 2025
In May, the average temperature in Saint-Romain-de-Jalionas, France is 16°C (61°F). While you can expect a minimum of 2°C (35°F) and a pleasant maximum of 33°C (92°F), prepare for some rain! With an average precipitation of 109 mm (4.3 in) spread over 12 days, humidity levels hover around 78%, adding a touch of moisture to the air.
In May in Saint-Romain-de-Jalionas, the average temperature is 16°C (61°F). The maximum can reach 33°C (92°F), while the minimum can drop to as low as 2°C (35°F). It's a great time to visit for travelers looking to enjoy mild weather while also being prepared for warm days and cooler nights.
In Saint-Romain-de-Jalionas in May, the total precipitation amount is 109 mm (4.3 in) during a span of 12 days.
In Saint-Romain-de-Jalionas in May, humidity is 78%. With an average temperature of 16°C (61°F), this humidity feels like a warm, sticky embrace, making travel somewhat uncomfortable as it clings to your skin and creates a heavy atmosphere that can drain your energy.
In Saint-Romain-de-Jalionas 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 Saint-Romain-de-Jalionas.
UV Risk Categories
Weather in Saint-Romain-de-Jalionas varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Saint-Romain-de-Jalionas, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (38°F) | 84 mm (3.3 inches) | 91% | low |
| February Weather | 6°C (44°F) | 66 mm (2.6 inches) | 87% | moderate |
| March Weather | 9°C (48°F) | 83 mm (3.3 inches) | 84% | moderate |
| April Weather | 12°C (55°F) | 42 mm (1.6 inches) | 83% | high |
| May Weather | 16°C (61°F) | 109 mm (4.3 inches) | 78% | very high |
| June Weather | 21°C (70°F) | 72 mm (2.8 inches) | 75% | very high |
| July Weather | 23°C (74°F) | 51 mm (2.0 inches) | 72% | very high |
| August Weather | 23°C (73°F) | 48 mm (1.9 inches) | 63% | very high |
| September Weather | 19°C (66°F) | 51 mm (2.0 inches) | 73% | high |
| October Weather | 13°C (56°F) | 92 mm (3.6 inches) | 89% | moderate |
| November Weather | 8°C (46°F) | 95 mm (3.7 inches) | 90% | moderate |
| December Weather | 5°C (42°F) | 155 mm (6.1 inches) | 90% | low |